12024-06-20  Release Manager
2
3	* GCC 12.4.0 released.
4
52024-06-11  Jakub Jelinek  <jakub@redhat.com>
6
7	Backported from master:
8	2024-02-22  Jakub Jelinek  <jakub@redhat.com>
9
10	PR c/114007
11	* include/cpplib.h (COLON_SCOPE): Define to PURE_ZERO.
12	* lex.cc (_cpp_lex_direct): When lexing CPP_COLON with another
13	colon after it, if !CPP_OPTION (pfile, scope) set COLON_SCOPE
14	flag on the first CPP_COLON token.
15
162023-05-08  Release Manager
17
18	* GCC 12.3.0 released.
19
202022-08-19  Release Manager
21
22	* GCC 12.2.0 released.
23
242022-08-01  Lewis Hyatt  <lhyatt@gmail.com>
25
26	Backported from master:
27	2022-07-10  Lewis Hyatt  <lhyatt@gmail.com>
28
29	PR preprocessor/97498
30	* directives.cc (destringize_and_run): Override the location of
31	the CPP_PRAGMA token from a _Pragma directive to the location of
32	the expansion point, as is done for the tokens lexed from it.
33
342022-05-30  Jakub Jelinek  <jakub@redhat.com>
35
36	Backported from master:
37	2022-05-29  Jakub Jelinek  <jakub@redhat.com>
38
39	PR preprocessor/105732
40	* expr.cc (_cpp_parse_expr): Handle CPP_PADDING by just another
41	token.
42
432022-05-06  Release Manager
44
45	* GCC 12.1.0 released.
46
472022-02-11  Joseph Myers  <joseph@codesourcery.com>
48
49	* Makefile.in (po/$(PACKAGE).pot): Also handle cpp_warning_at,
50	cpp_pedwarning_at and cpp_error_at.
51
522022-02-01  Jakub Jelinek  <jakub@redhat.com>
53
54	PR preprocessor/104147
55	* macro.cc (funlike_invocation_p): For padding prefer a token
56	with val.source non-NULL especially if it has PREV_WHITE set
57	on val.source->flags.  Add gcc_assert that CPP_PADDING tokens
58	don't have PREV_WHITE set in flags.
59
602022-02-01  Jakub Jelinek  <jakub@redhat.com>
61
62	* directives.cc (destringize_and_run): Push &pfile->avoid_paste
63	instead of a copy of pfile->directive_result for the CPP_PADDING
64	case.
65
662022-01-24  Marek Polacek  <polacek@redhat.com>
67
68	PR preprocessor/104030
69	* include/cpplib.h (enum cpp_bidirectional_level): Add
70	bidirectional_ucn.  Set values explicitly.
71	* internal.h (cpp_reader): Adjust warn_bidi_p.
72	* lex.cc (maybe_warn_bidi_on_close): Don't warn about UCNs
73	unless UCN checking is on.
74	(maybe_warn_bidi_on_char): Likewise.
75
762022-01-18  Richard Biener  <rguenther@suse.de>
77
78	* include/line-map.h (class line_maps): Re-arrange fields
79	to minimize padding.
80	(class rich_location): Likewise.
81	* line-map.cc (rich_location::rich_location): Adjust.
82
832022-01-17  Martin Liska  <mliska@suse.cz>
84
85	* Makefile.in: Rename .c names to .cc.
86
872022-01-17  Martin Liska  <mliska@suse.cz>
88
89	* Makefile.in: Rename .c names to .cc.
90	* charset.cc (convert_escape): Likewise.
91	* directives.cc (directive_diagnostics): Likewise.
92	(_cpp_handle_directive): Likewise.
93	(lex_macro_node): Likewise.
94	* include/cpplib.h (struct _cpp_file): Likewise.
95	(PURE_ZERO): Likewise.
96	(cpp_defined): Likewise.
97	(cpp_error_at): Likewise.
98	(cpp_forall_identifiers): Likewise.
99	(cpp_compare_macros): Likewise.
100	(cpp_get_converted_source): Likewise.
101	(cpp_read_state): Likewise.
102	(cpp_directive_only_process): Likewise.
103	(struct cpp_decoded_char): Likewise.
104	* include/line-map.h (enum lc_reason): Likewise.
105	(enum location_aspect): Likewise.
106	* include/mkdeps.h: Likewise.
107	* init.cc (cpp_destroy): Likewise.
108	(cpp_finish): Likewise.
109	* internal.h (struct cpp_reader): Likewise.
110	(_cpp_defined_macro_p): Likewise.
111	(_cpp_backup_tokens_direct): Likewise.
112	(_cpp_destroy_hashtable): Likewise.
113	(_cpp_has_header): Likewise.
114	(_cpp_expand_op_stack): Likewise.
115	(_cpp_commit_buff): Likewise.
116	(_cpp_restore_special_builtin): Likewise.
117	(_cpp_bracket_include): Likewise.
118	(_cpp_replacement_text_len): Likewise.
119	(ufputs): Likewise.
120	* line-map.cc (linemap_macro_loc_to_exp_point): Likewise.
121	(linemap_check_files_exited): Likewise.
122	(line_map_new_raw): Likewise.
123	* traditional.cc (enum ls): Likewise.
124
1252022-01-17  Martin Liska  <mliska@suse.cz>
126
127	* charset.c: Moved to...
128	* charset.cc: ...here.
129	* directives.c: Moved to...
130	* directives.cc: ...here.
131	* errors.c: Moved to...
132	* errors.cc: ...here.
133	* expr.c: Moved to...
134	* expr.cc: ...here.
135	* files.c: Moved to...
136	* files.cc: ...here.
137	* identifiers.c: Moved to...
138	* identifiers.cc: ...here.
139	* init.c: Moved to...
140	* init.cc: ...here.
141	* lex.c: Moved to...
142	* lex.cc: ...here.
143	* line-map.c: Moved to...
144	* line-map.cc: ...here.
145	* macro.c: Moved to...
146	* macro.cc: ...here.
147	* makeucnid.c: Moved to...
148	* makeucnid.cc: ...here.
149	* mkdeps.c: Moved to...
150	* mkdeps.cc: ...here.
151	* pch.c: Moved to...
152	* pch.cc: ...here.
153	* symtab.c: Moved to...
154	* symtab.cc: ...here.
155	* traditional.c: Moved to...
156	* traditional.cc: ...here.
157
1582022-01-15  Martin Sebor  <msebor@redhat.com>
159
160	* files.c (_cpp_find_file): Substitute a valid pointer for
161	an invalid one to avoid -Wuse-after-free.
162
1632022-01-12  Cl��ment Chigot  <clement.chigot@atos.net>
164
165	* configure.ac: Check sizeof ino_t and dev_t.
166	* config.in: Regenerate.
167	* configure: Regenerate.
168	* include/cpplib.h (INO_T_CPP): Change for AIX.
169	(DEV_T_CPP): New macro.
170	(struct cpp_dir): Use it.
171
1722021-12-30  Jakub Jelinek  <jakub@redhat.com>
173
174	PR preprocessor/89971
175	* macro.c (replace_args): For ##__VA_OPT__, if __VA_OPT__ expands
176	to no tokens at all, drop PASTE_LEFT flag from the previous token.
177
1782021-12-04  Jakub Jelinek  <jakub@redhat.com>
179
180	PR preprocessor/102432
181	* lex.c (_cpp_lex_direct): If buffer->need_line while
182	pfile->state.in_deferred_pragma, return CPP_PRAGMA_EOL token instead
183	of assertion failure.
184
1852021-12-03  Jakub Jelinek  <jakub@redhat.com>
186
187	PR pch/71934
188	* include/line-map.h (class line_maps): Add GTY((callback)) to
189	reallocator and round_alloc_size members.
190
1912021-12-01  Jakub Jelinek  <jakub@redhat.com>
192
193	PR c++/100977
194	* init.c (struct lang_flags): Remove cxx23_identifiers.
195	(lang_defaults): Remove cxx23_identifiers initializers.
196	(cpp_set_lang): Don't copy cxx23_identifiers.
197	* include/cpplib.h (struct cpp_options): Adjust comment about
198	c11_identifiers.  Remove cxx23_identifiers field.
199	* lex.c (warn_about_normalization): Use cplusplus instead of
200	cxx23_identifiers.
201	* charset.c (ucn_valid_in_identifier): Likewise.
202
2032021-12-01  Jakub Jelinek  <jakub@redhat.com>
204
205	PR preprocessor/103415
206	* macro.c (stringify_arg): Remove va_opt argument and va_opt handling.
207	(paste_tokens): On successful paste or in PREV_WHITE and
208	PREV_FALLTHROUGH flags from the *plhs token to the new token.
209	(replace_args): Adjust stringify_arg callers.  For #__VA_OPT__,
210	perform token pasting in a separate loop before stringify_arg call.
211
2122021-11-30  Richard Biener  <rguenther@suse.de>
213
214	* charset.c (convert_escape): Remove unreachable break.
215
2162021-11-30  Jakub Jelinek  <jakub@redhat.com>
217
218	PR c++/100977
219	* init.c (lang_defaults): Enable cxx23_identifiers for
220	-std={gnu,c}++{11,14,17,20} too.
221
2222021-11-29  Eric Gallager  <egallager@gcc.gnu.org>
223
224	PR other/103021
225	* Makefile.in: Use ETAGS variable in TAGS target.
226	* configure: Regenerate.
227	* configure.ac: Allow ETAGS variable to be overridden.
228
2292021-11-23  Christophe Lyon  <christophe.lyon@foss.st.com>
230
231	PR preprocessor/103355
232	* system.h (ATTR_LIKELY): Fix definition.
233
2342021-11-23  Marek Polacek  <polacek@redhat.com>
235	    Jonathan Wakely  <jwakely@redhat.com>
236
237	PR preprocessor/103355
238	* lex.c: Use ATTR_LIKELY instead of [[likely]].
239	* system.h (ATTR_LIKELY): Define.
240
2412021-11-22  Jakub Jelinek  <jakub@redhat.com>
242	    Tobias Burnus  <tobias@codesourcery.com>
243
244	PR preprocessor/103165
245	* internal.h (struct lexer_state): Add ignore__Pragma field.
246	* macro.c (builtin_macro): Don't interpret _Pragma if
247	pfile->state.ignore__Pragma.
248	(expand_arg): Temporarily set pfile->state.ignore__Pragma to 1.
249
2502021-11-17  David Malcolm  <dmalcolm@redhat.com>
251
252	PR preprocessor/103026
253	* lex.c (struct bidi::context): New.
254	(bidi::vec): Convert to a vec of context rather than unsigned
255	char.
256	(bidi::ctx_at): Rename to...
257	(bidi::pop_kind_at): ...this and reimplement for above change.
258	(bidi::current_ctx): Update for change to vec.
259	(bidi::current_ctx_ucn_p): Likewise.
260	(bidi::current_ctx_loc): New.
261	(bidi::on_char): Update for usage of context struct.  Add "loc"
262	param and pass it when pushing contexts.
263	(get_location_for_byte_range_in_cur_line): New.
264	(get_bidi_utf8): Rename to...
265	(get_bidi_utf8_1): ...this, reintroducing...
266	(get_bidi_utf8): ...as a wrapper, setting *OUT when the result is
267	not NONE.
268	(get_bidi_ucn): Rename to...
269	(get_bidi_ucn_1): ...this, reintroducing...
270	(get_bidi_ucn): ...as a wrapper, setting *OUT when the result is
271	not NONE.
272	(class unpaired_bidi_rich_location): New.
273	(maybe_warn_bidi_on_close): Use unpaired_bidi_rich_location when
274	reporting on unpaired bidi chars.  Split into singular vs plural
275	spellings.
276	(maybe_warn_bidi_on_char): Pass in a location_t rather than a
277	const uchar * and use it when emitting warnings, and when calling
278	bidi::on_char.
279	(_cpp_skip_block_comment): Capture location when kind is not NONE
280	and pass it to maybe_warn_bidi_on_char.
281	(skip_line_comment): Likewise.
282	(forms_identifier_p): Likewise.
283	(lex_raw_string): Likewise.
284	(lex_string): Likewise.
285
2862021-11-17  David Malcolm  <dmalcolm@redhat.com>
287
288	PR preprocessor/103026
289	* lex.c (maybe_warn_bidi_on_close): Use a rich_location
290	and call set_escape_on_output (true) on it.
291	(maybe_warn_bidi_on_char): Likewise.
292
2932021-11-17  Jakub Jelinek  <jakub@redhat.com>
294
295	PR preprocessor/103130
296	* lex.c (cpp_directive_only_process): Treat even \*/ as end of block
297	comment.
298
2992021-11-17  Marek Polacek  <polacek@redhat.com>
300
301	PR preprocessor/103026
302	* include/cpplib.h (enum cpp_bidirectional_level): New.
303	(struct cpp_options): Add cpp_warn_bidirectional.
304	(enum cpp_warning_reason): Add CPP_W_BIDIRECTIONAL.
305	* internal.h (struct cpp_reader): Add warn_bidi_p member
306	function.
307	* init.c (cpp_create_reader): Set cpp_warn_bidirectional.
308	* lex.c (bidi): New namespace.
309	(get_bidi_utf8): New function.
310	(get_bidi_ucn): Likewise.
311	(maybe_warn_bidi_on_close): Likewise.
312	(maybe_warn_bidi_on_char): Likewise.
313	(_cpp_skip_block_comment): Implement warning about bidirectional
314	control characters.
315	(skip_line_comment): Likewise.
316	(forms_identifier_p): Likewise.
317	(lex_identifier): Likewise.
318	(lex_string): Likewise.
319	(lex_raw_string): Likewise.
320
3212021-11-01  David Malcolm  <dmalcolm@redhat.com>
322
323	* charset.c (convert_escape): Use encoding_rich_location when
324	complaining about nonprintable unknown escape sequences.
325	(cpp_display_width_computation::::cpp_display_width_computation):
326	Pass in policy rather than tabstop.
327	(cpp_display_width_computation::process_next_codepoint): Add "out"
328	param and populate *out if non-NULL.
329	(cpp_display_width_computation::advance_display_cols): Pass NULL
330	to process_next_codepoint.
331	(cpp_byte_column_to_display_column): Pass in policy rather than
332	tabstop.  Pass NULL to process_next_codepoint.
333	(cpp_display_column_to_byte_column): Pass in policy rather than
334	tabstop.
335	* errors.c (cpp_diagnostic_get_current_location): New function,
336	splitting out the logic from...
337	(cpp_diagnostic): ...here.
338	(cpp_warning_at): New function.
339	(cpp_pedwarning_at): New function.
340	* include/cpplib.h (cpp_warning_at): New decl for rich_location.
341	(cpp_pedwarning_at): Likewise.
342	(struct cpp_decoded_char): New.
343	(struct cpp_char_column_policy): New.
344	(cpp_display_width_computation::cpp_display_width_computation):
345	Replace "tabstop" param with "policy".
346	(cpp_display_width_computation::process_next_codepoint): Add "out"
347	param.
348	(cpp_display_width_computation::m_tabstop): Replace with...
349	(cpp_display_width_computation::m_policy): ...this.
350	(cpp_byte_column_to_display_column): Replace "tabstop" param with
351	"policy".
352	(cpp_display_width): Likewise.
353	(cpp_display_column_to_byte_column): Likewise.
354	* include/line-map.h (rich_location::escape_on_output_p): New.
355	(rich_location::set_escape_on_output): New.
356	(rich_location::m_escape_on_output): New.
357	* internal.h (cpp_diagnostic_get_current_location): New decl.
358	(class encoding_rich_location): New.
359	* lex.c (skip_whitespace): Use encoding_rich_location when
360	complaining about null characters.
361	(warn_about_normalization): Generate a source range when
362	complaining about improperly normalized tokens, rather than just a
363	point, and use encoding_rich_location so that the source code
364	is escaped on printing.
365	* line-map.c (rich_location::rich_location): Initialize
366	m_escape_on_output.
367
3682021-10-29  Tobias Burnus  <tobias@codesourcery.com>
369
370	PR c++/102409
371	* directives.c (destringize_and_run): Add PRAGMA_OP to the
372	CPP_PRAGMA token's flags to mark is as coming from _Pragma.
373	* include/cpplib.h (PRAGMA_OP): #define, to be used with token flags.
374	* macro.c (collect_args): Only handle CPP_PRAGMA special if PRAGMA_OP
375	is set.
376
3772021-10-22  Eric Gallager  <egallager@gcc.gnu.org>
378
379	PR other/102663
380	* Makefile.in: Add dummy install-dvi target.
381
3822021-10-18  Martin Liska  <mliska@suse.cz>
383
384	* charset.c (convert_oct): Remove unused but set variable.
385
3862021-10-06  Jakub Jelinek  <jakub@redhat.com>
387
388	* init.c (lang_defaults): Implement P2334R1, enable elifdef for
389	-std=c++23 and -std=gnu++23.
390	* directives.c (_cpp_handle_directive): Support elifdef/elifndef if
391	either CPP_OPTION (pfile, elifdef) or !CPP_OPTION (pfile, std).
392	(do_elif): For older non-std modes if pedantic pedwarn about
393	#elifdef/#elifndef directives that change behavior.
394
3952021-09-01  Jakub Jelinek  <jakub@redhat.com>
396
397	PR c++/100977
398	* include/cpplib.h (struct cpp_options): Add cxx23_identifiers.
399	* charset.c (CXX23, NXX23): New enumerators.
400	(CID, NFC, NKC, CTX): Renumber.
401	(ucn_valid_in_identifier): Implement P1949R7 - use CXX23 and
402	NXX23 flags for cxx23_identifiers.  For start character in
403	non-pedantic mode, allow characters that are allowed as start
404	characters in any of the supported language modes, rather than
405	disallowing characters allowed only as non-start characters in
406	current mode but for characters from other language modes allowing
407	them even if they are never allowed at start.
408	* init.c (struct lang_flags): Add cxx23_identifiers.
409	(lang_defaults): Add cxx23_identifiers column.
410	(cpp_set_lang): Initialize CPP_OPTION (pfile, cxx23_identifiers).
411	* lex.c (warn_about_normalization): If cxx23_identifiers, use
412	cpp_pedwarning_with_line instead of cpp_warning_with_line for
413	"is not in NFC" diagnostics.
414	* makeucnid.c: Adjust usage comment.
415	(CXX23, NXX23): New enumerators.
416	(all_languages): Add CXX23.
417	(not_NFC, not_NFKC, maybe_not_NFC): Renumber.
418	(read_derivedcore): New function.
419	(write_table): Print also CXX23 and NXX23 columns.
420	(main): Require 5 arguments instead of 4, call read_derivedcore.
421	* ucnid.h: Regenerated using Unicode 13.0.0 files.
422
4232021-09-01  Jason Merrill  <jason@redhat.com>
424
425	* macro.c (replace_args): When __VA_OPT__ is on the LHS of ##,
426	remove trailing avoid_paste tokens.
427
4282021-09-01  Jakub Jelinek  <jakub@redhat.com>
429
430	PR preprocessor/101488
431	* macro.c (replace_args): Fix up handling of CPP_PADDING tokens at the
432	start or end of __VA_OPT__ arguments when preceeded or followed by ##.
433
4342021-08-31  Martin Sebor  <msebor@redhat.com>
435
436	* include/line-map.h (class rich_location): Disable copying and
437	assignment.
438
4392021-08-25  Lewis Hyatt  <lhyatt@gmail.com>
440
441	PR other/93067
442	* charset.c (init_iconv_desc): Adapt to permit PFILE argument to
443	be NULL.
444	(_cpp_convert_input): Likewise. Also move UTF-8 BOM logic to...
445	(cpp_check_utf8_bom): ...here.  New function.
446	(cpp_input_conversion_is_trivial): New function.
447	* files.c (read_file_guts): Allow PFILE argument to be NULL.  Add
448	INPUT_CHARSET argument as an alternate source of this information.
449	(read_file): Pass the new argument to read_file_guts.
450	(cpp_get_converted_source): New function.
451	* include/cpplib.h (struct cpp_converted_source): Declare.
452	(cpp_get_converted_source): Declare.
453	(cpp_input_conversion_is_trivial): Declare.
454	(cpp_check_utf8_bom): Declare.
455
4562021-08-17  Jakub Jelinek  <jakub@redhat.com>
457
458	* macro.c (vaopt_state): Add m_stringify member.
459	(vaopt_state::vaopt_state): Initialize it.
460	(vaopt_state::update): Overwrite it.
461	(vaopt_state::stringify): New method.
462	(stringify_arg): Replace arg argument with first, count arguments
463	and add va_opt argument.  Use first instead of arg->first and
464	count instead of arg->count, for va_opt add paste_tokens handling.
465	(paste_tokens): Fix up len calculation.  Don't spell rhs twice,
466	instead use %.*s to supply lhs and rhs spelling lengths.  Don't call
467	_cpp_backup_tokens here.
468	(paste_all_tokens): Call it here instead.
469	(replace_args): Adjust stringify_arg caller.  For vaopt_state::END
470	if stringify is true handle __VA_OPT__ stringification.
471	(create_iso_definition): Handle # __VA_OPT__ similarly to # macro_arg.
472
4732021-08-12  Jakub Jelinek  <jakub@redhat.com>
474
475	PR preprocessor/101638
476	* macro.c (cpp_sys_macro_p): Return true instead of
477	crashing on builtin macros.
478
4792021-08-05  Jakub Jelinek  <jakub@redhat.com>
480
481	PR c++/100977
482	* ucnid.h: Regenerated using Unicode 13.0.0 files.
483
4842021-08-05  Jakub Jelinek  <jakub@redhat.com>
485
486	PR c++/100977
487	* makeucnid.c (write_table): Fix computation of last_combine.
488	* ucnid.h: Regenerated using Unicode 6.3.0 files.
489
4902021-06-16  Jason Merrill  <jason@redhat.com>
491
492	PR c++/100796
493	PR preprocessor/96391
494	* line-map.c (linemap_compare_locations): Only use comparison with
495	LINE_MAP_MAX_LOCATION_WITH_COLS to avoid abort.
496
4972021-05-20  Christophe Lyon  <christophe.lyon@linaro.org>
498	    Torbj��rn Svensson  <torbjorn.svensson@st.com>
499
500	PR c/42579
501	* include/cpplib.h (cpp_builtin_type): Add BT_FILE_NAME entry.
502	* init.c (builtin_array): Likewise.
503	* macro.c (_cpp_builtin_macro_text): Add support for BT_FILE_NAME.
504
5052021-05-20  Jakub Jelinek  <jakub@redhat.com>
506
507	PR preprocessor/100646
508	* lex.c (cpp_directive_only_process): Treat end of file as termination
509	for !is_block comments.
510
5112021-05-12  Jakub Jelinek  <jakub@redhat.com>
512
513	PR preprocessor/100392
514	* lex.c (cpp_directive_only_process): If buffer doesn't end with '\n',
515	add buffer->rlimit[0] character to the printed range and
516	CPP_INCREMENT_LINE and increment line_count.
517
5182021-05-11  Joseph Myers  <joseph@codesourcery.com>
519
520	* include/cpplib.h (struct cpp_options): Add elifdef.
521	* init.c (struct lang_flags): Add elifdef.
522	(lang_defaults): Update to include elifdef initializers.
523	(cpp_set_lang): Set elifdef for pfile based on language.
524	* directives.c (STDC2X, ELIFDEF): New macros.
525	(EXTENSION): Increase value to 3.
526	(DIRECTIVE_TABLE): Add #elifdef and #elifndef.
527	(_cpp_handle_directive): Do not treat ELIFDEF directives as
528	directives for language versions without the #elifdef feature.
529	(do_elif): Handle #elifdef and #elifndef.
530	(do_elifdef, do_elifndef): New functions.
531
5322021-05-11  Joseph Myers  <joseph@codesourcery.com>
533
534	* lex.c (cpp_avoid_paste): Do not allow pasting CPP_NUMBER with
535	CPP_CHAR.
536
5372021-05-11  Joseph Myers  <joseph@codesourcery.com>
538
539	* init.c (lang_defaults): Enable digit separators for GNUC2X and
540	STDC2X.
541
5422021-05-07  Jakub Jelinek  <jakub@redhat.com>
543
544	PR c/100450
545	* lex.c (cpp_avoid_paste): Handle token1 CPP_PRAGMA like CPP_NAME.
546
5472021-05-06  Joseph Myers  <joseph@codesourcery.com>
548
549	PR c++/83873
550	PR preprocessor/97604
551	* lex.c (lex_number): Reject adjacent digit separators here.  Do
552	not allow digit separators before '.' or an exponent with sign.
553	* expr.c (cpp_classify_number): Do not check for adjacent digit
554	separators here.
555
5562021-05-03  H.J. Lu  <hjl.tools@gmail.com>
557
558	PR bootstrap/99703
559	* configure: Regenerated.
560
5612021-04-29  Joseph Myers  <joseph@codesourcery.com>
562
563	PR preprocessor/82359
564	* directives.c (strtolinenum): Handle digit separators.
565
5662021-04-19  Richard Biener  <rguenther@suse.de>
567
568	PR preprocessor/100142
569	* line-map.c (linemap_position_for_loc_and_offset): Revert
570	unintended s/column_offset/column/ change.
571
5722021-04-13  Nathan Sidwell  <nathan@acm.org>
573
574	PR preprocessor/99446
575	* line-map.c (line-map.c): Do not advance to linemaps for
576	different files.
577
5782021-04-13  Eric Botcazou  <ebotcazou@adacore.com>
579
580	* include/line-map.h (IS_MACRO_LOC): Delete.
581	* line-map.c (linemap_location_from_macro_expansion_p): Test
582	LINEMAPS_MACRO_LOWEST_LOCATION of the linemap.
583
5842021-03-02  David Malcolm  <dmalcolm@redhat.com>
585
586	PR c/99323
587	* line-map.c (rich_location::maybe_add_fixit): Reject fix-it hints
588	at column 0.
589
5902021-02-24  Nathan Sidwell  <nathan@acm.org>
591
592	PR c++/98718
593	* include/line-map.h
594	* line-map.c
595
5962021-02-24  Nathan Sidwell  <nathan@acm.org>
597
598	PR c++/99072
599	* init.c (read_original_filename): Expunge all evidence of the
600	original filename.
601
6022021-02-18  Nathan Sidwell  <nathan@acm.org>
603
604	PR c++/99023
605	* include/cpplib.h (cpp_find_header_unit): Rename to ...
606	(cpp_probe_header_unit): ... this.
607	* internal.h (_cp_find_header_unit): Declare.
608	* files.c (cpp_find_header_unit): Break apart to ..
609	(test_header_unit): ... this, and ...
610	(_cpp_find_header_unit): ... and, or and ...
611	(cpp_probe_header_unit): ... this.
612	* macro.c (cpp_get_token_1): Call _cpp_find_header_unit.
613
6142021-02-16  Nathan Sidwell  <nathan@acm.org>
615
616	* files.c (_cpp_stack_file): Make buffers end in unread \n.
617
6182021-02-10  David Malcolm  <dmalcolm@redhat.com>
619
620	PR preprocessor/96391
621	* line-map.c (linemap_compare_locations): Require that
622	the location be <= LINE_MAP_MAX_LOCATION_WITH_COLS when
623	treating locations as coming from the same macro expansion.
624
6252021-02-04  Jakub Jelinek  <jakub@redhat.com>
626
627	* expr.c (cpp_classify_number): Use make_signed_t<size_t> instead of
628	make_signed<size_t>::type in the diagnostics.
629
6302021-02-03  Jakub Jelinek  <jakub@redhat.com>
631
632	PR preprocessor/98882
633	* lex.c (cpp_directive_only_process): Don't assert that rlimit[-1]
634	is a newline, instead assert that rlimit[0] is either newline or
635	carriage return.  When seeing '\\' followed by '\r', check limit
636	before accessing pos[1].
637
6382021-02-03  Ed Smith-Rowland  <3dw4rd@verizon.net>
639
640	* expr.c (interpret_int_suffix): Detect 'z' integer suffix.
641	(cpp_classify_number): Compat warning for use of 'z' suffix.
642	* include/cpplib.h (struct cpp_options): New flag.
643	(enum cpp_warning_reason): New flag.
644	(CPP_N_USERDEF): Comment C++0x -> C++11.
645	(CPP_N_SIZE_T): New flag for cpp_classify_number.
646	* init.c (cpp_set_lang): Initialize new flag.
647
6482021-01-27  liuhongt  <hongtao.liu@intel.com>
649
650	PR target/98833
651	* lex.c (search_line_sse2): Replace builtins with == operator.
652
6532021-01-26  Paul Fee  <paul.f.fee@gmail.com>
654
655	* include/cpplib.h (c_lang): Add CXX23 and GNUCXX23.
656	* init.c (lang_defaults): Add rows for CXX23 and GNUCXX23.
657	(cpp_init_builtins): Set __cplusplus to 202100L for C++23.
658
6592021-01-15  Nathan Sidwell  <nathan@acm.org>
660
661	PR preprocessor/95253
662	* mkdeps.c (munge): Do not escape ':'.
663
6642020-12-14  Nathan Sidwell  <nathan@acm.org>
665
666	* include/cpplib.h (struct cpp_macro): Add imported_p field.
667	(struct cpp_hashnode): Tweak deferred field documentation.
668	* macro.c (_cpp_new_macro): Clear new field.
669	(cpp_get_deferred_macro, get_deferred_or_lazy_macro): Assert
670	more.
671
6722020-12-10  Jason Merrill  <jason@redhat.com>
673
674	* init.c (cpp_init_builtins): Update __cplusplus for C++20.
675
6762020-12-01  JeanHeyd Meneide  <phdofthehouse@gmail.com>
677
678	* charset.c (init_iconv_desc): Initialize "to" and "from" fields.
679	* directives.c (cpp_get_narrow_charset_name): New function.
680	(cpp_get_wide_charset_name): Likewise.
681	* include/cpplib.h (cpp_get_narrow_charset_name): Prototype.
682	(cpp_get_wide_charset_name): Likewise.
683	* internal.h (cset_converter): Add "to" and "from" fields.
684
6852020-11-27  Joseph Myers  <joseph@codesourcery.com>
686
687	PR preprocessor/97602
688	* directives.c (strtolinenum): Check for overflow before it
689	occurs.  Correct comment.
690
6912020-11-24  Nathan Sidwell  <nathan@acm.org>
692
693	* include/cpplib.h (struct cpp_hashnode): Add deferred field.
694	(cpp_set_deferred_macro): Define.
695	(cpp_get_deferred_macro): Declare.
696	(cpp_macro_definition): Reformat, add overload.
697	(cpp_macro_definition_location): Deal with deferred macro.
698	(cpp_alloc_token_string, cpp_compare_macro): Declare.
699	* internal.h (_cpp_notify_macro_use): Return bool
700	(_cpp_maybe_notify_macro_use): Likewise.
701	* directives.c (do_undef): Check macro is not undef before
702	warning.
703	(do_ifdef, do_ifndef): Deal with deferred macro.
704	* expr.c (parse_defined): Likewise.
705	* lex.c (cpp_allocate_token_string): Break out of ...
706	(create_literal): ... here.  Call it.
707	(cpp_maybe_module_directive): Deal with deferred macro.
708	* macro.c (cpp_get_token_1): Deal with deferred macro.
709	(warn_of_redefinition): Deal with deferred macro.
710	(compare_macros): Rename to ...
711	(cpp_compare_macro): ... here.  Make extern.
712	(cpp_get_deferred_macro): New.
713	(_cpp_notify_macro_use): Deal with deferred macro, return bool
714	indicating definedness.
715	(cpp_macro_definition): Deal with deferred macro.
716
7172020-11-19  Nathan Sidwell  <nathan@acm.org>
718
719	* include/cpplib.h (enum cpp_main_search): New.
720	(struct cpp_options): Add main_search field.
721	(cpp_main_loc): Declare.
722	(cpp_retrofit_as_include): Declare.
723	* internal.h (struct cpp_reader): Add main_loc field.
724	(_cpp_in_main_source_file): Not main if main is a header.
725	* init.c (cpp_read_main_file): Use main_search option to locate
726	main file.  Set main_loc
727	* files.c (cpp_retrofit_as_include): New.
728
7292020-11-19  Nathan Sidwell  <nathan@acm.org>
730
731	* internal.h (cpp_in_system_header): Rename to ...
732	(_cpp_in_system_header): ... here.
733	(cpp_in_primary_file): Rename to ...
734	(_cpp_in_main_source_file): ... here.  Compare main_file equality
735	and check main_search value.
736	* lex.c (maybe_va_opt_error, _cpp_lex_direct): Adjust for rename.
737	* macro.c (_cpp_builtin_macro_text): Likewise.
738	(replace_args): Likewise.
739	* directives.c (do_include_next): Likewise.
740	(do_pragma_once, do_pragma_system_header): Likewise.
741	* files.c (struct _cpp_file): Delete main_file field.
742	(pch_open): Check pfile->main_file equality.
743	(make_cpp_file): Drop cpp_reader parm, don't set main_file.
744	(_cpp_find_file): Adjust.
745	(_cpp_stack_file): Check pfile->main_file equality.
746	(struct report_missing_guard_data): Add cpp_reader field.
747	(report_missing_guard): Check pfile->main_file equality.
748	(_cpp_report_missing_guards): Adjust.
749
7502020-11-18  Nathan Sidwell  <nathan@acm.org>
751
752	* include/cpplib.h (struct cpp_options): Add module_directives
753	option.
754	(NODE_MODULE): New node flag.
755	(struct cpp_hashnode): Make rid-code a bitfield, increase bits in
756	flags and swap with type field.
757	* init.c (post_options): Create module-directive identifier nodes.
758	* internal.h (struct lexer_state): Add directive_file_token &
759	n_modules fields.  Add module node enumerator.
760	* lex.c (cpp_maybe_module_directive): New.
761	(_cpp_lex_token): Call it.
762	(cpp_output_token): Add '"' around CPP_HEADER_NAME token.
763	(do_peek_ident, do_peek_module): New.
764	(cpp_directives_only): Detect module-directive lines.
765	* macro.c (cpp_get_token_1): Deal with directive_file_token
766	triggering.
767
7682020-11-18  Nathan Sidwell  <nathan@acm.org>
769
770	* files.c (struct _cpp_file): Add header_unit field.
771	(_cpp_stack_file): Add header unit support.
772	(cpp_find_header_unit): New.
773	* include/cpplib.h (cpp_find_header_unit): Declare.
774
7752020-11-18  Nathan Sidwell  <nathan@acm.org>
776
777	* include/cpplib.h (struct cpp_options): Add modules to
778	dep-options.
779	* include/mkdeps.h (deps_add_module_target): Declare.
780	(deps_add_module_dep): Declare.
781	* mkdeps.c (class mkdeps): Add modules, module_name, cmi_name,
782	is_header_unit fields.  Adjust cdtors.
783	(deps_add_module_target, deps_add_module_dep): New.
784	(make_write): Write module dependencies, if enabled.
785
7862020-11-17  Nathan Sidwell  <nathan@acm.org>
787
788	* include/cpplib.h (struct cpp_callbacks): Add
789	user_deferred_macro & translate_include.
790
7912020-11-17  Nathan Sidwell  <nathan@acm.org>
792
793	* include/line-map.h (enum lc_reason): Add LC_MODULE.
794	(MAP_MODULE_P): New.
795	(line_map_new_raw): Declare.
796	(linemap_enter_macro): Move declaration from internal.h
797	(linemap_module_loc, linemap_module_reparent)
798	(linemap_module_restore): Declare.
799	(linemap_lookup_macro_indec): Declare.
800	* internal.h (linemap_enter_macro): Moved to line-map.h.
801	* line-map.c (linemap_new_raw): New, broken out of ...
802	(new_linemap): ... here.  Call it.
803	(LAST_SOURCE_LINE_LOCATION): New.
804	(liemap_module_loc, linemap_module_reparent)
805	(linemap_module_restore): New.
806	(linemap_lookup_macro_index): New, broken out of ...
807	(linemap_macro_map_lookup): ... here.  Call it.
808	(linemap_dump): Add module dump.
809
8102020-11-17  Nathan Sidwell  <nathan@acm.org>
811
812	PR preprocessor/97858
813	* mkdeps.c (munge): Drop varadic args, we only ever use one.
814
8152020-11-13  Joseph Myers  <joseph@codesourcery.com>
816
817	* expr.c (cpp_classify_number): Update diagnostic for binary
818	constants for C.  Also diagnose binary constants for
819	-Wc11-c2x-compat.
820	* init.c (lang_defaults): Enable binary constants for GNUC2X and
821	STDC2X.
822
8232020-11-13  Piotr H. Dabrowski  <phd@phd.re>
824
825	PR c++/91318
826	* include/cpplib.h: Added cpp_define_unused(), cpp_define_formatted_unused()
827	* directives.c: Likewise.
828
8292020-11-12  Joseph Myers  <joseph@codesourcery.com>
830
831	* include/cpplib.h (struct cpp_callbacks): Add bool argument to
832	has_attribute.
833	(enum cpp_builtin_type): Add BT_HAS_STD_ATTRIBUTE.
834	* init.c (builtin_array): Add __has_c_attribute.
835	(cpp_init_special_builtins): Handle BT_HAS_STD_ATTRIBUTE.
836	* macro.c (_cpp_builtin_macro_text): Handle BT_HAS_STD_ATTRIBUTE.
837	Update call to has_attribute for BT_HAS_ATTRIBUTE.
838	* traditional.c (fun_like_macro): Handle BT_HAS_STD_ATTRIBUTE.
839
8402020-11-12  Nicholas Guriev  <guriev-ns@ya.ru>
841
842	PR pch/86674
843	* files.c (_cpp_find_file): Use CPP_DL_NOTE not CPP_DL_ERROR in call to
844	cpp_error.
845
8462020-11-07  Lewis Hyatt  <lhyatt@gmail.com>
847
848	* generated_cpp_wcwidth.h: Regenerated from Unicode 13.0.0 data.
849
8502020-11-06  Nathan Sidwell  <nathan@acm.org>
851
852	* include/cpplib.h (enum class CPP_time_kind): New.
853	(cpp_get_date): Declare.
854	* internal.h (struct cpp_reader): Replace source_date_epoch with
855	time_stamp and time_stamp_kind.
856	* init.c (cpp_create_reader): Initialize them.
857	* macro.c (_cpp_builtin_macro_text): Use cpp_get_date.
858	(cpp_get_date): Broken out from _cpp_builtin_macro_text and
859	genericized.
860
8612020-11-03  Nathan Sidwell  <nathan@acm.org>
862
863	* lex.c (cpp_peek_token): Do not peek past CPP_PRAGMA.
864	(_cpp_lex_direct): Handle EOF in pragma when setting need_line,
865	not when needing a line.
866
8672020-11-03  Nathan Sidwell  <nathan@acm.org>
868
869	* lex.c (_cpp_clean_line): Fix DOS off-by-one error.
870
8712020-11-03  Nathan Sidwell  <nathan@acm.org>
872
873	* init.c (cpp_read_main_file): Use cpp_get_deps result.
874
8752020-11-03  Nathan Sidwell  <nathan@acm.org>
876
877	* include/mkdeps.h: Include cpplib.h
878	(deps_write): Adjust first parm type.
879	* mkdeps.c: Include internal.h
880	(make_write): Adjust first parm type.  Check phony option
881	directly.
882	(deps_write): Adjust first parm type.
883	* init.c (cpp_read_main_file): Use get_deps.
884	* directives.c (cpp_get_deps): Check option before initializing.
885
8862020-11-02  Nathan Sidwell  <nathan@acm.org>
887
888	* internal.h (_cpp_notify_macro_use): Add location parm.
889	(_cpp_maybe_notify_macro_use): Likewise.
890	* directives.c (_cpp_do_file_change): Check we've not changed file
891	when optimizing a rewind.
892	(do_ifdef): Pass location to _cpp_maybe_notify_macro_use.
893	(do_ifndef): Likewise.  Delete obsolete comment about powerpc.
894	* expr.c (parse_defined): Pass location to
895	_cpp_maybe_notify_macro_use.
896	* macro.c (enter_macro_context): Likewise.
897	(warn_of_redefinition): Break out helper function.  Call it.
898	(compare_macros): New function broken out of warn_of_redefinition.
899	(_cpp_new_macro): Zero all fields.
900	(_cpp_notify_macro_use): Add location parameter.
901
9022020-10-20  Nathan Sidwell  <nathan@acm.org>
903
904	* lex.c (_cpp_lex_direct): Do not complete EOF processing when
905	parsing_args.
906	* macro.c (collect_args): Do not unwind fake EOF.
907	(funlike_invocation_p): Do not unwind fake EOF.
908	(cpp_context): Replace abort with gcc_assert.
909
9102020-10-19  Nathan Sidwell  <nathan@acm.org>
911
912	* internal.h (struct cpp_reader): Rename 'eof' field to 'endarg'.
913	* init.c (cpp_create_reader): Adjust.
914	* macro.c (collect_args): Use endarg for separator.  Always rewind
915	in the not-fn case.
916
9172020-10-08  Nathan Sidwell  <nathan@acm.org>
918
919	* internal.h (enum include_type): Rename IT_MAIN_INJECT to
920	IT_PRE_MAIN.
921	* init.c (cpp_read_main_file): If there is no line marker, adjust
922	the initial line marker.
923	(read_original_filename): Return bool, peek the buffer directly
924	before trying to tokenize.
925	(read_original_directory): Likewise.  Directly prod the string
926	literal.
927	* files.c (_cpp_stack_file): Adjust for IT_PRE_MAIN change.
928
9292020-09-26  Jakub Jelinek  <jakub@redhat.com>
930
931	PR bootstrap/97163
932	* lex.c (search_line_fast): Only use _ARCH_PWR8 Altivec version
933	for GCC >= 4.5.
934
9352020-09-17  Patrick Palka  <ppalka@redhat.com>
936
937	PR c/80076
938	* include/line-map.h (first_map_in_common): Declare.
939	* line-map.c (first_map_in_common): Remove static.
940
9412020-09-07  Martin Storsj��  <martin@martin.st>
942
943	* files.c (remap_filename): Make a strchr return value pointer
944	to const.
945
9462020-07-30  H.J. Lu  <hjl.tools@gmail.com>
947
948	PR bootstrap/96202
949	* configure: Regenerated.
950
9512020-07-29  Tiziano M��ller  <tiziano.mueller@chem.uzh.ch>
952
953	* init.c (builtin_array): Add xref comment.
954	* traditional.c (fun_like_macro): Add HAS_INCLUDE codes.
955
9562020-07-28  Jakub Jelinek  <jakub@redhat.com>
957
958	PR preprocessor/96323
959	* lex.c (lex_raw_string): For c == '\n' don't continue after reporting
960	an prefix delimiter error.
961
9622020-07-28  Nathan Sidwell  <nathan@acm.org>
963
964	* init.c (cpp_read_main_file): Always use the last map for
965	the return value.
966
9672020-07-20  Nathan Sidwell  <nathan@acm.org>
968
969	* line-map.c (linemap_add): Simplify column overflow calculation.
970	Add comment about range and column bit init.
971	(linemap_ordinary_map_lookup): Refactor for RAII
972	(linemap_macro_map_lookup): Likewise.
973
9742020-07-14  Lewis Hyatt  <lhyatt@gmail.com>
975
976	PR preprocessor/49973
977	PR other/86904
978	* include/cpplib.h (struct cpp_options):  Removed support for -ftabstop,
979	which is now handled by diagnostic_context.
980	(class cpp_display_width_computation): New class.
981	(cpp_byte_column_to_display_column): Add optional tabstop argument.
982	(cpp_display_width): Likewise.
983	(cpp_display_column_to_byte_column): Likewise.
984	* charset.c
985	(cpp_display_width_computation::cpp_display_width_computation): New
986	function.
987	(cpp_display_width_computation::advance_display_cols): Likewise.
988	(compute_next_display_width): Removed and implemented this
989	functionality in a new function...
990	(cpp_display_width_computation::process_next_codepoint): ...here.
991	(cpp_byte_column_to_display_column): Added tabstop argument.
992	Reimplemented in terms of class cpp_display_width_computation.
993	(cpp_display_column_to_byte_column): Likewise.
994	* init.c (cpp_create_reader): Remove handling of -ftabstop, which is now
995	handled by diagnostic_context.
996
9972020-07-07  Nathan Sidwell  <nathan@acm.org>
998
999	* directives.c (do_linemarker): Optimize rewinding to line zero.
1000	* files.c (_cpp_stack_file): Start on line zero when about to inject
1001	headers.
1002	(cpp_push_include, cpp_push_default_include): Use highest_line as
1003	the location.
1004	* include/cpplib.h (cpp_read_main_file): Add injecting parm.
1005	* init.c (cpp_read_main_file): Likewise, inform _cpp_stack_file.
1006	* internal.h (enum include_type): Add IT_MAIN_INJECT.
1007
10082020-05-29  H.J. Lu  <hjl.tools@gmail.com>
1009
1010	PR bootstrap/95413
1011	* configure: Regenerated.
1012
10132020-05-23  David Edelsohn  <dje.gcc@gmail.com>
1014
1015	* Makefile.in (AR): Substitute @AR@.
1016	* configure.ac (CHECK_PROG AR): New.
1017	* configure: Regenerate.
1018
10192020-05-20  Nathan Sidwell  <nathan@acm.org>
1020
1021	* internal.h (typedef _cpp_file): Delete, unnecessary in C++.
1022	(enum _cpp_find_file_kind): New.
1023	(_cpp_find_file): Use it, not 3 bools.
1024	* files.c (_cpp_find_file): Use _cpp_find_file_kind enum, not
1025	bools.
1026	(cpp_make_system_header): Break overly long line.
1027	(_cpp_stack_include, _cpp_fake_include)
1028	(_cpp_do_file_change, _cpp_compare_file_date, _cpp_has_header): Adjust.
1029	* init.c (cpp_read_main): Adjust _cpp_find_file call.
1030
10312020-05-18  Nathan Sidwell  <nathan@acm.org>
1032
1033	* include/cpplib.h (cpp_get_otions, cpp_get_callbacks)
1034	(cpp_get_deps): Mark as PURE.
1035	* include/line-map.h (get_combined_adhoc_loc)
1036	(get_location_from_adhoc_loc, get_pure_location): Reformat decls.
1037	* internal.h (struct lexer_state): Clarify comment.
1038	* system.h: Remove now-unneeded bool hackery.
1039	* files.c (_cpp_find_file): Store LOC not highest_location.
1040
1041	PR preprocessor/95149
1042	* lex.c (struct lit_accum): New.
1043	(bufring_append): Replace by lit_accum::append.
1044	(lex_raw_string): Reimplement, using fragments of the old version.
1045	(lex_string): Adjust lex_raw_string call.
1046
1047	PR preprocessor/95182
1048	* macro.c (collect_args): Preserve EOFif we fell out of the main
1049	file.
1050	(cpp_get_token_1): Reformat a couple of short lines.
1051
10522020-05-14  H.J. Lu  <hongjiu.lu@intel.com>
1053
1054	* configure: Regenerated.
1055
10562020-05-13  Jason Merrill  <jason@redhat.com>
1057
1058	* include/cpplib.h (enum c_lang): Change CXX2A to CXX20.
1059	* init.c, lex.c: Adjust.
1060
10612020-05-12  Nathan Sidwell  <nathan@acm.org>
1062
1063	EOF location is at end of file
1064	PR preprocessor/95013
1065	* lex.c (lex_raw_string): Process line notes before incrementing.
1066	Correct incrementing condition.  Adjust for new
1067	_cpp_get_fresh_line EOF behaviour.
1068	(_cpp_get_fresh_line): Do not pop buffer at EOF, increment line
1069	instead.
1070	(_cpp_lex_direct): Adjust for new _cpp_get_fresh_line behaviour.
1071	(cpp_directive_only_process): Assert we got a fresh line.
1072	* traditional.c (_cpp_read_logical_line_trad): Adjust for new
1073	_cpp_get_fresh_line behaviour.
1074
10752020-05-12  H.J. Lu  <hongjiu.lu@intel.com>
1076
1077	* Makefile.in (CET_HOST_FLAGS): New.
1078	(COMPILER): Add $(CET_HOST_FLAGS).
1079	* configure.ac: Add GCC_CET_HOST_FLAGS(CET_HOST_FLAGS) and
1080	AC_SUBST(CET_HOST_FLAGS).  Clear CET_HOST_FLAGS if jit isn't
1081	enabled.
1082	* aclocal.m4: Regenerated.
1083	* configure: Likewise.
1084
10852020-05-08  Nathan Sidwell  <nathan@acm.org>
1086
1087	Reimplement directives only processing, support raw literals.
1088	* directives-only.c: Delete.
1089	* Makefile.in (libcpp_a_OBJS, libcpp_a_SOURCES): Remove it.
1090	* include/cpplib.h (enum CPP_DO_task): New enum.
1091	(cpp_directive_only_preprocess): Declare.
1092	* internal.h (_cpp_dir_only_callbacks): Delete.
1093	(_cpp_preprocess_dir_only): Delete.
1094	* lex.c (do_peek_backslask, do_peek_next, do_peek_prev): New.
1095	(cpp_directives_only_process): New implementation.
1096
10972020-02-14  Jakub Jelinek  <jakub@redhat.com>
1098
1099	Partially implement P1042R1: __VA_OPT__ wording clarifications
1100	PR preprocessor/92319
1101	* macro.c (expand_arg): Move declarations before vaopt_state
1102	definition.
1103	(class vaopt_state): Move enum update_type definition earlier.  Remove
1104	m_allowed member, add m_arg and m_update members.
1105	(vaopt_state::vaopt_state): Change last argument from bool any_args
1106	to macro_arg *arg, initialize m_arg and m_update instead of m_allowed.
1107	(vaopt_state::update): When bumping m_state from 1 to 2 and m_update
1108	is ERROR, determine if __VA_ARGS__ expansion has any non-CPP_PADDING
1109	tokens and set m_update to INCLUDE if it has any, DROP otherwise.
1110	Return m_update instead of m_allowed ? INCLUDE : DROP in m_state >= 2.
1111	(replace_args, create_iso_definition): Adjust last argument to
1112	vaopt_state ctor.
1113
11142020-02-05  Martin Sebor  <msebor@redhat.com>
1115
1116	* include/cpplib.h (cpp_builtin_type): Remove trailing comma to
1117	avoid pedantic warnings in C++ 98 mode.
1118
11192020-02-04  Jakub Jelinek  <jakub@redhat.com>
1120
1121	* macro.c (builtin_has_include): Diagnose __has_include* use outside
1122	of preprocessing directives.
1123
1124	PR preprocessor/93545
1125	* macro.c (cpp_get_token_no_padding): New function.
1126	(builtin_has_include): Use it instead of cpp_get_token.  Don't check
1127	SEEN_EOL.
1128
11292020-02-01  Andrew Burgess  <andrew.burgess@embecosm.com>
1130
1131	* configure: Regenerate.
1132
11332020-01-28  Nathan Sidwell  <nathan@acm.org>
1134
1135	PR preprocessor/93452
1136	* internal.h (struct spec_nodes): Drop n__has_include{,_next}.
1137	* directives.c (lex_macro_node): Don't check __has_include redef.
1138	* expr.c (eval_token): Drop __has_include eval.
1139	(parse_has_include): Move to ...
1140	* macro.c (builtin_has_include): ... here.
1141	(_cpp_builtin_macro_text): Eval __has_include{,_next}.
1142	* include/cpplib.h (enum cpp_builtin_type): Add BT_HAS_INCLUDE{,_NEXT}.
1143	* init.c (builtin_array): Add them.
1144	(cpp_init_builtins): Drop __has_include{,_next} init here ...
1145	* pch.c (cpp_read_state): ... and here.
1146	* traditional.c (enum ls): Drop has_include states ...
1147	(_cpp_scan_out_logical_line): ... and here.
1148
11492020-01-27  Andrew Burgess  <andrew.burgess@embecosm.com>
1150
1151	* configure: Regenerate.
1152
11532020-01-24  Nathan Sidwell  <nathan@acm.org>
1154
1155	* expr.c (parse_has_include): Remove bogus controlling macro code.
1156
11572020-01-20  Nathan Sidwell  <nathan@acm.org>
1158
1159	PR preprocessor/80005
1160	* include/cpplib.h (BT_HAS_ATTRIBUTE): Fix comment.
1161	* internal.h (struct lexer_state): Delete in__has_include field.
1162	(struct spec_nodes): Rename n__has_include{,_next}__ fields.
1163	(_cpp_defined_macro_p): New.
1164	(_cpp_find_file): Add has_include parm.
1165	* directives.c (lex_macro_node): Combine defined,
1166	__has_inline{,_next} checking.
1167	(do_ifdef, do_ifndef): Use _cpp_defined_macro_p.
1168	(_cpp_init_directives): Refactor.
1169	* expr.c (parse_defined): Use _cpp_defined_macro_p.
1170	(eval_token): Adjust parse_has_include calls.
1171	(parse_has_include): Add OP parameter.  Reimplement.
1172	* files.c (_cpp_find_file): Add HAS_INCLUDE parm.  Use it to
1173	inhibit error message.
1174	(_cpp_stack_include): Adjust _cpp_find_file call.
1175	(_cpp_fake_include, _cpp_compare_file_date): Likewise.
1176	(open_file_failed): Remove in__has_include check.
1177	(_cpp_has_header): Adjust _cpp_find_file call.
1178	* identifiers.c (_cpp_init_hashtable): Don't init
1179	__has_include{,_next} here ...
1180	* init.c (cpp_init_builtins): ... init them here.  Define as
1181	macros.
1182	(cpp_read_main_file): Adjust _cpp_find_file call.
1183	* pch.c (cpp_read_state): Adjust __has_include{,_next} access.
1184	* traditional.c (_cpp_scan_out_locgical_line): Likewise.
1185
1186	PR preprocessor/93306
1187	* expr.c (parse_has_include): Refactor.  Check skip_eval before
1188	looking.
1189
11902020-01-10  David Malcolm  <dmalcolm@redhat.com>
1191
1192	* include/line-map.h (class diagnostic_path): New forward decl.
1193	(rich_location::get_path): New accessor.
1194	(rich_location::set_path): New function.
1195	(rich_location::m_path): New field.
1196	* line-map.c (rich_location::rich_location): Initialize m_path.
1197
11982020-01-01  Jakub Jelinek  <jakub@redhat.com>
1199
1200	Update copyright years.
1201
12022019-12-18  David Malcolm  <dmalcolm@redhat.com>
1203
1204	PR preprocessor/92982
1205	* charset.c
1206	(cpp_string_location_reader::cpp_string_location_reader): Delete
1207	initialization of m_line_table.
1208	* include/cpplib.h (cpp_string_location_reader::m_line_table):
1209	Delete unused member.
1210
12112019-12-14  Jakub Jelinek  <jakub@redhat.com>
1212
1213	PR preprocessor/92919
1214	* charset.c (wide_str_to_charconst): If str contains just the
1215	NUL terminator, punt quietly.
1216
12172019-12-09  David Malcolm  <dmalcolm@redhat.com>
1218
1219	* include/line-map.h (label_text::label_text): Make private.
1220	(label_text::borrow): New.
1221	(label_text::take): New.
1222	(label_text::take_or_copy): New.
1223
12242019-12-09  Lewis Hyatt  <lhyatt@gmail.com>
1225
1226	PR preprocessor/49973
1227	* generated_cpp_wcwidth.h: New file generated by
1228	../contrib/unicode/gen_wcwidth.py, supports new cpp_wcwidth function.
1229	* charset.c (compute_next_display_width): New function to help
1230	implement display columns.
1231	(cpp_byte_column_to_display_column): Likewise.
1232	(cpp_display_column_to_byte_column): Likewise.
1233	(cpp_wcwidth): Likewise.
1234	* include/cpplib.h (cpp_byte_column_to_display_column): Declare.
1235	(cpp_display_column_to_byte_column): Declare.
1236	(cpp_wcwidth): Declare.
1237	(cpp_display_width): New function.
1238
12392019-11-14  Joseph Myers  <joseph@codesourcery.com>
1240
1241	* charset.c (narrow_str_to_charconst): Make CPP_UTF8CHAR constants
1242	unsigned for C.
1243	* init.c (lang_defaults): Set utf8_char_literals for GNUC2X and
1244	STDC2X.
1245
12462019-11-07  Jakub Jelinek  <jakub@redhat.com>
1247
1248	PR c++/91370 - Implement P1041R4 and P1139R2 - Stronger Unicode reqs
1249	* charset.c (narrow_str_to_charconst): Add TYPE argument.  For
1250	CPP_UTF8CHAR diagnose whenever number of chars is > 1, using
1251	CPP_DL_ERROR instead of CPP_DL_WARNING.
1252	(wide_str_to_charconst): For CPP_CHAR16 or CPP_CHAR32, use
1253	CPP_DL_ERROR instead of CPP_DL_WARNING when multiple char16_t
1254	or char32_t chars are needed.
1255	(cpp_interpret_charconst): Adjust narrow_str_to_charconst caller.
1256
12572019-11-05  Tim van Deurzen  <tim@kompiler.org>
1258
1259	* cpplib.h: Add spaceship operator for C++.
1260	* lex.c: Implement conditional lexing of spaceship operator for C++20.
1261
12622019-10-31  Jakub Jelinek  <jakub@redhat.com>
1263
1264	PR preprocessor/92296
1265	* internal.h (struct def_pragma_macro): Add is_builtin bitfield.
1266	(_cpp_restore_special_builtin): Declare.
1267	* init.c (_cpp_restore_special_builtin): New function.
1268	* directives.c (do_pragma_push_macro): For NT_BUILTIN_MACRO
1269	set is_builtin and don't try to grab definition.
1270	(cpp_pop_definition): Use _cpp_restore_special_builtin to restore
1271	builtin macros.
1272
12732019-10-15  Nathan Sidwell  <nathan@acm.org>
1274
1275	* include/line-map.h (struct maps_info_ordinary): Make cache
1276	mutable.
1277	(struct maps_info_macro): Likewise.
1278	(LINEMAPS_CACHE): Remove non-ref accessor. Constify ref accessor.
1279	(LINEMAPS_ORDINARY_CACHE, LINEMAPS_MACRO_CACHE): Likewise.
1280	(LINEMAPS_ORDINARY_MAP_AT, LINEMAPS_MACRO_MAP_AT): Use
1281	LINEMAPS_USED and LINEMAPS_MAP_AT.
1282	(linemap_lookup): Constify line_map arg.
1283	linemap.c (linemap_ordinary_map_lookup, linemap_macro_map_lookup):
1284	Constify line_map arg.
1285
12862019-10-11  Joseph Myers  <joseph@codesourcery.com>
1287
1288	* include/cpplib.h (struct cpp_options): Add dfp_constants and
1289	cpp_warn_c11_c2x_compat.
1290	(enum cpp_warning_reason): Add CPP_W_C11_C2X_COMPAT.
1291	* init.c (struct lang_flags): Add dfp_constants.
1292	(lang_defaults): Set dfp_constants to 1 for GNUC2X and STDC2X and
1293	0 for other languages.
1294	(cpp_set_lang): Set dfp_constants from language.
1295	(cpp_create_reader): Set cpp_warn_c11_c2x_compat to -1.
1296	* expr.c (interpret_float_suffix): Mention DFP constants as C2X in
1297	comment.
1298	(cpp_classify_number): Do not diagnose DFP constants for languages
1299	setting dfp_constants, unless cpp_warn_c11_c2x_compat.
1300
13012019-10-04  Nathan Sidwell  <nathan@acm.org>
1302
1303	PR preprocessor/91991
1304	* line-map.c (linemap_line_start): Clear max_column_hint if we run
1305	out of locations.
1306
13072019-10-02  Richard Biener  <rguenther@suse.de>
1308
1309	* internal.h (enum include_type): Remove trailing comma.
1310
13112019-10-02  Joseph Myers  <joseph@codesourcery.com>
1312
1313	* include/cpplib.h (struct cpp_options): Add member scope.
1314	* init.c (struct lang_flags, lang_defaults): Likewise.
1315	(cpp_set_lang): Set scope member of pfile.
1316	* lex.c (_cpp_lex_direct): Test CPP_OPTION (pfile, scope) not
1317	CPP_OPTION (pfile, cplusplus) for creating CPP_SCOPE tokens.
1318
13192019-09-26  Eric Botcazou  <ebotcazou@adacore.com>
1320
1321	* charset.c (UCS_LIMIT): New macro.
1322	(ucn_valid_in_identifier): Use it instead of a hardcoded constant.
1323	(_cpp_valid_ucn): Issue a pedantic warning for UCNs larger than
1324	UCS_LIMIT outside of identifiers in C and in C++2a or later.
1325
13262019-09-19  Lewis Hyatt  <lhyatt@gmail.com>
1327
1328	PR c/67224
1329	* charset.c (_cpp_valid_utf8): New function to help lex UTF-8 tokens.
1330	* internal.h (_cpp_valid_utf8): Declare.
1331	* lex.c (forms_identifier_p): Use it to recognize UTF-8 identifiers.
1332	(_cpp_lex_direct): Handle UTF-8 in identifiers and CPP_OTHER tokens.
1333	Do all work in "default" case to avoid slowing down typical code paths.
1334	Also handle $ and UCN in the default case for consistency.
1335
13362019-08-30  Nathan Sidwell  <nathan@acm.org>
1337
1338	New # semantics for popping to "" name.
1339	libcpp/
1340	* directives.c (do_linemarker): Popping to "" name means get the
1341	name from the include stack..
1342
13432019-09-05  Nathan Sidwell  <nathan@acm.org>
1344
1345	PR preprocessor/91639
1346	* directives.c (do_include_common): Tell lexer we're a #include.
1347	* files.c (_cpp_stack_file): Lexer will have always incremented.
1348	* internal.h (struct cpp_context): Extend in_directive's
1349	semantics.
1350	* lex.c (_cpp_lex_direct): Increment line for final \n when lexing
1351	for an ISO #include.
1352	* line-map.c (linemap_line_start): Remember if we overflowed.
1353
13542019-09-03  Ulrich Weigand  <uweigand@de.ibm.com>
1355
1356	* directives.c: Remove references to spu from comments.
1357	* expr.c: Likewise.
1358
13592019-08-29  Nathan Sidwell  <nathan@acm.org>
1360
1361	* internal.h (enum include_type): Add IT_MAIN, IT_DIRECTIVE_HWM,
1362	IT_HEADER_HWM.
1363	(_cpp_stack_file): Take include_type, not a bool.
1364	* files.c (_cpp_find_file): Refactor to not hide an if inside a
1365	for conditional.
1366	(should_stack_file): Break apart to ...
1367	(is_known_idempotent_file, has_unique_contents): ... these.
1368	(_cpp_stack_file): Replace IMPORT boolean with include_type enum.
1369	Refactor to use new predicates.  Do linemap compensation here ...
1370	(_cpp_stack_include): ... not here.
1371	* init.c (cpp_read_main_file): Pass IT_MAIN to _cpp_stack_file.
1372
13732019-08-28  Nathan Sidwell  <nathan@acm.org>
1374
1375	* directives-only.c (_cpp_preprocess_dir_only): Use false, not
1376	zero for _cpp_handle_directive call.
1377	* directives.c (_cpp_handle_directive): Indented is bool.
1378	* files.c (struct _cpp_file): Make bools 1 bit bitfields.
1379	* internal.h (enum include_type): Reformat and comment.
1380	(struct cpp_buffer): Make flags 1 bit bitfields.
1381	(_cpp_handle_directive): Indented is bool.
1382
13832019-07-09  Martin Sebor  <msebor@redhat.com>
1384
1385	* include/line-map.h: Change class-key from class to struct and vice
1386	versa to match convention and avoid -Wclass-is-pod and -Wstruct-no-pod.
1387	* mkdeps.c: Same.
1388
13892019-07-03  Martin Liska  <mliska@suse.cz>
1390
1391	* line-map.c (linemap_get_expansion_filename): Remove
1392	dead assignemts.
1393	* mkdeps.c (make_write): Likewise.
1394
13952019-07-02  qing zhao  <qing.zhao@oracle.com>
1396
1397	PR preprocessor/90581
1398	* directives.c (do_include_common): Replace CPP_STACK_MAX with
1399	CPP_OPTION (pfile, max_include_depth).
1400	* include/cpplib.h (struct cpp_options): Add new field
1401	max_include_depth.
1402	* init.c (cpp_create_reader): Initiate new field max_include_depth.
1403	* internal.h: Delete CPP_STACK_MAX.
1404
14052019-06-26  Nathan Sidwell  <nathan@acm.org>
1406
1407	PR preprocessor/90927
1408	* mkdeps.c (mkdeps::vec::operator[]): Add non-const variant.
1409	(deps_add_target): Deal with out of order unquoted targets.
1410
14112019-05-19  Andrew Pinski  <apinski@marvell.com>
1412
1413	PR pch/81721
1414	* lex.c (cpp_token_val_index <case SPELL_OPERATOR>): If tok->flags
1415	has NAMED_OP set, then return CPP_TOKEN_FLD_NODE.
1416
14172019-05-14  Martin Liska  <mliska@suse.cz>
1418
1419	PR preprocessor/90382
1420	* line-map.c (first_map_in_common_1): Handle ADHOC
1421	locations.
1422
14232019-05-14  Martin Liska  <mliska@suse.cz>
1424
1425	PR preprocessor/90382
1426	* include/line-map.h (get_data_from_adhoc_loc): Add const to
1427	the first argument.
1428	(get_location_from_adhoc_loc): Likewise.
1429	* line-map.c(get_data_from_adhoc_loc):  Add const to
1430	the first argument.
1431	(get_location_from_adhoc_loc): Likewise.
1432	(get_combined_adhoc_loc): Use get_location_from_adhoc_loc
1433	(or get_data_from_adhoc_loc).
1434	(get_range_from_adhoc_loc): Likewise.
1435	(get_pure_location): Likewise.
1436	(linemap_position_for_loc_and_offset): Likewise.
1437	(linemap_lookup): Likewise.
1438	(linemap_ordinary_map_lookup): Likewise.
1439	(linemap_macro_map_lookup): Likewise.
1440	(linemap_get_expansion_line): Likewise.
1441	(linemap_get_expansion_filename): Likewise.
1442	(linemap_location_in_system_header_p): Likewise.
1443	(linemap_location_from_macro_expansion_p): Likewise.
1444	(linemap_macro_loc_to_exp_point): Likewise.
1445	(linemap_resolve_location): Likewise.
1446	(linemap_unwind_toward_expansion): Likewise.
1447	(linemap_unwind_to_first_non_reserved_loc): Likewise.
1448	(linemap_expand_location): Likewise.
1449	(linemap_dump_location): Likewise.
1450
14512019-05-07  Nathan Sidwell  <nathan@acm.org>
1452
1453	* files.c (_cpp_stack_file): Empty filenames aren't dependencies.
1454	* mkdeps.c (deps_add_dep): Assert not empty.
1455
1456	* include/mkdeps.h (deps_write): Add PHONY arg.
1457	(deps_phony_targets): Delete.
1458	* init.c (cpp_finish): Just call deps_write.
1459	* mkdeps.c (struct mkdeps): Add local vector class.  Reimplement
1460	vector handling.
1461	(munge): Munge to static buffer.
1462	(apply_vpath): Adjust vector handling.
1463	(deps_init, deps_free): Use new, delete.
1464	(deps_add_target): Do not munge here.  Record quoting low water mark.
1465	(deps_add_dep): Do not munge here.
1466	(deps_add_vpath): Adjust vector handling.
1467	(make_write_name): New.  Munge on demand here.
1468	(make_write_vec): New.
1469	(deps_phony_targets): Delete.
1470	(make_write): New.
1471	(deps_write): Forward to deps_Write.
1472	(deps_save, deps_restore): Adjust vector handling.
1473
14742019-05-06  Nathan Sidwell  <nathan@acm.org>
1475
1476	* include/mkdeps.h: Rename struct deps to struct mkdeps.
1477	* mkdeps.c: Likewise.
1478	* include/cpplib.h (cpp_get_deps): Rename return type..
1479	* directives.c (cpp_get_deps): Likewise.
1480	* internal.h (struct cpp_reader): Rename deps field type.
1481
14822019-04-03  Jonathan Wakely  <jwakely@redhat.com>
1483
1484	* files.c (search_path_exhausted): Fix typo in comment.
1485
14862019-02-26  Martin Liska  <mliska@suse.cz>
1487
1488	* symtab.c (ht_dump_statistics): Make
1489	horizontal alignment for statistics.
1490
14912019-02-20  David Malcolm  <dmalcolm@redhat.com>
1492
1493	PR c/89410
1494	* include/line-map.h (linenum_arith_t): New typedef.
1495	(compare): Use it.
1496
14972019-02-18  Martin Liska  <mliska@suse.cz>
1498
1499	PR c++/89383
1500	* line-map.c (linemap_line_start): Use 1UL in order
1501	to not overflow.
1502
15032019-02-11  Martin Liska  <mliska@suse.cz>
1504
1505	PR lto/88147
1506	* line-map.c (linemap_line_start): Don't reuse the existing line
1507	map if the line offset is sufficiently large to cause overflow
1508	when computing location_t values.
1509
15102019-01-26  Jakub Jelinek  <jakub@redhat.com>
1511
1512	PR preprocessor/88974
1513	* directives.c (SEEN_EOL): Move macro to ...
1514	* internal.h (SEEN_EOL): ... here.
1515	* expr.c (parse_has_include): Don't cpp_get_token if SEEN_EOL ().
1516
15172019-01-01  Jakub Jelinek  <jakub@redhat.com>
1518
1519	Update copyright years.
1520
15212018-11-27  Mike Gulick  <mgulick@mathworks.com>
1522
1523	PR preprocessor/83173
1524	* location-example.txt: Update example -fdump-internal-locations
1525	output.
1526
15272018-11-27  Mike Gulick  <mgulick@mathworks.com>
1528
1529	PR preprocessor/83173
1530	* files.c (_cpp_stack_include): Check if
1531	line_table->highest_location is past current line before
1532	decrementing.
1533
15342018-11-13  David Malcolm  <dmalcolm@redhat.com>
1535
1536	* charset.c: Replace "source_location" with "location_t".
1537	* directives-only.c: Likewise.
1538	* directives.c: Likewise.
1539	* errors.c: Likewise.
1540	* expr.c: Likewise.
1541	* files.c: Likewise.
1542	* include/cpplib.h: Likewise.  Rename MAX_SOURCE_LOCATION to
1543	MAX_LOCATION_T.
1544	* include/line-map.h: Likewise.
1545	* init.c: Likewise.
1546	* internal.h: Likewise.
1547	* lex.c: Likewise.
1548	* line-map.c: Likewise.
1549	* location-example.txt: Likewise.
1550	* macro.c: Likewise.
1551	* pch.c: Likewise.
1552	* traditional.c: Likewise.
1553
15542018-11-07  Hafiz Abid Qadeer  <abidh@codesourcery.com>
1555
1556        * configure: Regenerated.
1557
15582018-11-05  Martin Liska  <mliska@suse.cz>
1559
1560	* symtab.c (ht_dump_statistics): Replace %zu with %lu format.
1561
15622018-11-05  Martin Liska  <mliska@suse.cz>
1563
1564	* symtab.c (ht_dump_statistics): Fix format and
1565	pass missing argument.
1566
15672018-11-05  Martin Liska  <mliska@suse.cz>
1568
1569	* symtab.c (ht_dump_statistics): Make dump conditional
1570	based on alloc_subobject.
1571
15722018-10-31  Joseph Myers  <joseph@codesourcery.com>
1573
1574	PR bootstrap/82856
1575	* configure.ac: Remove AC_PREREQ.  Use AC_LANG_SOURCE.
1576	* aclocal.m4, config.in, configure: Regenerate.
1577
15782018-10-31  Nathan Sidwell  <nathan@acm.org>
1579
1580	* internal.h (struct cpp_reader): Rename forced_token_location_p
1581	to forced_token_location and drop its pointerness.
1582	* include/cpplib.h (cpp_force_token_locations): Take location, not
1583	pointer to one.
1584	* init.c (cpp_create_reader): Adjust.
1585	* lex.c (cpp_read_main_file): 
1586
1587	* directives.c (do_include_common): Commonize cleanup path.
1588	(_cpp_pop_buffer): Fix leak.
1589
1590	* include/line-map.h (IS_ORDINARY_LOC, IS_MACRO_LOC): New
1591	predicates.
1592	(IS_ADHOC_LOC): Move earlier.
1593	(MAP_ORDINARY_P): Use IS_ORDINARY_LOC.
1594	* line-map.c (linemap_location_from_macro_expansion_p): Use
1595	IS_MACRO_LOC.
1596
1597	* include/cpplib.h (cpp_macro_definition_location): Make inline.
1598	* macro.c (warn_of_redefinition): Fix comments, examine macro
1599	type, use C++ for.
1600	(cpp_macro_definition_location): Don't define here.
1601
1602	* include/cpplib.h (HT_NODE): Don't cast NODE.
1603	(NODE_LEN, NODE_NAME): Use HT_NODE.
1604
1605	* directives.c (DIRECTIVE_TABLE): Drop historical frequency
1606	comments.
1607	* files.c (_cpp_stack_file): Fix indentation.
1608
16092018-10-17  Joseph Myers  <joseph@codesourcery.com>
1610
1611	* include/cpplib.h (enum c_lang): Add CLK_GNUC2X and CLK_STDC2X.
1612	* init.c (lang_defaults): Add GNUC2X and STDC2X entries.
1613	(cpp_init_builtins): Define __STDC_VERSION__ to 202000L for C2X.
1614
16152018-10-11  David Malcolm  <dmalcolm@redhat.com>
1616
1617	* macro.c (_cpp_arguments_ok): If the argument count is wrong, add
1618	a note showing the definition of the macro.
1619
16202018-10-11  Nathan Sidwell  <nathan@acm.org>
1621
1622	* include/line-map.h (LINEMAPS_MACRO_LOWEST_LOCATION): Fix
1623	off-by-one error.
1624	* line-map.c (linemap_enter_macro): Use RAII.  Clear all of the
1625	macro_locations.
1626
16272018-10-09  David Malcolm  <dmalcolm@redhat.com>
1628
1629	* charset.c (noop_error_cb): Rename to...
1630	(noop_diagnostic_cb): ...this, converting params to enums.
1631	(cpp_interpret_string_ranges): Update for renaming and enums.
1632	* directives.c (check_eol_1): Convert reason to enum.
1633	(do_diagnostic): Convert code and reason to enum.
1634	(do_error): Use CPP_W_NONE rather than 0.
1635	(do_pragma_dependency): Likewise.
1636	* errors.c (cpp_diagnostic_at): Convert level and reason to enums.
1637	Update for renaming.
1638	(cpp_diagnostic): Convert level and reason to enums.
1639	(cpp_error): Convert level to enum.
1640	(cpp_warning): Convert reason to enums.
1641	(cpp_pedwarning): Likewise.
1642	(cpp_warning_syshdr): Likewise.
1643	(cpp_diagnostic_with_line): Convert level and reason to enums.
1644	Update for renaming.
1645	(cpp_error_with_line): Convert level to enum.
1646	(cpp_warning_with_line): Convert reason to enums.
1647	(cpp_pedwarning_with_line): Likewise.
1648	(cpp_warning_with_line_syshdr): Likewise.
1649	(cpp_error_at): Convert level to enum.
1650	(cpp_errno): Likewise.
1651	(cpp_errno_filename): Likewise.
1652	* include/cpplib.h (enum cpp_diagnostic_level): Name this enum,
1653	and move to before struct cpp_callbacks.
1654	(enum cpp_warning_reason): Likewise.
1655	(cpp_callbacks::diagnostic): Convert params from int to enums.
1656	(cpp_error): Convert int param to enum cpp_diagnostic_level.
1657	(cpp_warning): Convert int param to enum cpp_warning_reason.
1658	(cpp_pedwarning): Likewise.
1659	(cpp_warning_syshdr): Likewise.
1660	(cpp_errno): Convert int param to enum cpp_diagnostic_level.
1661	(cpp_errno_filename): Likewise.
1662	(cpp_error_with_line): Likewise.
1663	(cpp_warning_with_line): Convert int param to enum
1664	cpp_warning_reason.
1665	(cpp_pedwarning_with_line): Likewise.
1666	(cpp_warning_with_line_syshdr): Likewise.
1667	(cpp_error_at): Convert int param to enum cpp_diagnostic_level.
1668	* macro.c (create_iso_definition): Convert int to enum.
1669	(_cpp_create_definition): Likewise.
1670
16712018-09-17  David Malcolm  <dmalcolm@redhat.com>
1672
1673	* include/line-map.h (range_label::get_text): Add param
1674	"range_idx".
1675
16762018-08-30  Nathan Sidwell  <nathan@acm.org>
1677
1678	* include/line-map.h (enum lc_reason): Comment each member
1679	separately.
1680	(struct line_maps): Fix reallocator comment.
1681
16822018-08-27  David Malcolm  <dmalcolm@redhat.com>
1683
1684	PR 87091
1685	* include/line-map.h (enum range_display_kind): New enum.
1686	(struct location_range): Replace field "m_show_caret_p" with
1687	"m_range_display_kind", converting from bool to the new enum.
1688	(class rich_location): Add example of line insertion fix-it hint.
1689	(rich_location::add_range): Convert param "show_caret_p" from bool
1690	to enum range_display_kind and rename to "range_display_kind",
1691	giving it a default of SHOW_RANGE_WITHOUT_CARET.
1692	(rich_location::set_range): Likewise, albeit without a default.
1693	* line-map.c (rich_location::rich_location): Update for conversion
1694	of show_caret_p to tri-state enum.
1695	(rich_location::add_range): Likewise.
1696	(rich_location::set_range): Likewise.
1697
16982018-08-24  H.J. Lu  <hongjiu.lu@intel.com>
1699
1700	PR bootstrap/86872
1701	* line-map.c (pure_location_p): Return true if linemap_lookup
1702	returns NULL.
1703	(linemap_add): Set start_location to 0 if we run out of line map
1704	space.
1705
17062018-08-20  Nathan Sidwell  <nathan@acm.org>
1707
1708	* include/cpplib.h: Fixup some whitespace.
1709	(cpp_hashnode): Reduce type to 2 bit & flags to 8.
1710
1711	* include/cpplib.h (NODE_BUILTIN, NODE_MACRO_ARG): Delete.
1712	Renumber others.
1713	(enum node_type): Replace NT_MACRO with NT_USER_MACRO,
1714	NT_BUILTIN_MACRO, NT_MACRO_ARG.  Delete NT_ASSERTION.
1715	(NTV_MACRO, NTV_ANSWER, NTV_BUILTIN, NTV_ARGUMENT, NTV_NONE):
1716	Delete.
1717	(CPP_HASHNODE_VALUE_IDX): Delete.
1718	(union _cpp_hashnode_value): GTY tag from enum node_type directly.
1719	(struct cpp_hashnode): Adjust GTY desc for value field.
1720	(cpp_user_macro_p, cpp_builtin_macro_p, cpp_macro_p): Adjust.
1721	* directives.c (undefine_macros): Clear value.anwers, adjust flag
1722	clearing.
1723	(_cpp_test_assertion): No need to check NT_ASSERTION.
1724	(do_assert, do_unassert): Likewise.
1725	* init.c (cpp_init_special_builtins): Set type not flags.
1726	* macro.c (struct macro_arg_saved_data): Add type field.
1727	(cpp_get_token_1): Check type not NT_VOID.
1728	(_cpp_free_definition): Adjust flag clearing.  Nullify
1729	value.answers.
1730	(_cpp_save_parameter, _cpp_unsave_parameters): Save and restore
1731	type.
1732	(lex_expansion_token): Check type not flags.
1733	(_cpp_create_definition): Set type to NT_USER_MACRO.
1734	(_cpp_notify_macro_use): Adjust type checking.
1735	* pch.c (write_macdef, count_defs, write_defs, cpp_valid_state)
1736	(save_macros): Adjust node type/flag handling.
1737	* traditional.c (_cpp_scan_out_logical_line): Check type not flags.
1738
1739	* directives.c (do_undef): Use cpp_macro_p & cpp_builtin_macro_p.
1740	* include/cpplib.h (enum cpp_macro_kind): Remove trailing comma.
1741	(cpp_fun_like_macro_p): Make inline, define.
1742	* macro.c (cpp_define_lazily): Use UCHAR_MAX.
1743	(cpp_fun_like_macro_p): Delete.
1744
1745	* Makefile.in (TAGS_SOURCES): Remove cpp-id-data.h.
1746	* include/cpp-id-data.h: Delete.
1747	* internal.h: Include cpplib.h not cpp-id-data.h.
1748
1749	* include/cpp-id-data.h (struct answer): Delete.
1750	* include/cpplib.h (struct answer): Don't forward-declare.
1751	(enum cpp_macro_kind): Add cmk_assert.
1752	(struct cpp_macro): Union parms and next assert chain.
1753	(union _cpp_hashnode_value): 'answer' field is cpp_macro.
1754	* directives.c (parse_answer): Convert to use cpp_macro. Return
1755	true on success. 
1756	(parse_assertion, find_answer, _cpp_test_assertion, cpp_do_assert)
1757	(cpp_do_unassert): Convert to use cpp_macro.
1758	* macro.c (warn_of_redefinition, _cpp_new_macro)
1759	(check_trad_stringification, cpp_macro_definition): Adjust macro
1760	parm access.
1761	* traditional.c (_cpp_replacement_text_len)
1762	(_cpp_copy_replacement_text, _cpp_create_trad_definition): Likewise.
1763
17642018-08-17  Nathan Sidwell  <nathan@acm.org>
1765
1766	* include/cpplib.h (struct cpp_callbacks): Replace
1767	user_builtin_macro with user_lazy_macro.
1768	(struct cpp_macro): add lazy field.
1769	(enum cpp_builtin_type): Remove BT_FIRST_USER, BT_LAST_USER.
1770	(cpp_define_lazily): Declare.
1771	* macro.c (enter_macro_context) Use _cpp_maybe_notify_macro_use.
1772	(warn_of_redefinition): Use cpp_builtin_macro_p, directly call
1773	user_lazy_macro hook.
1774	(_cpp_new_macro): Clear lazy field.
1775	(cpp_define_lazily): Define.
1776	(_cpp_notify_macro_use): Adjust lazy definition code.
1777	(cpp_macro_definition): No need to do lazy definition here.
1778	* pch.c (write_macdef, save_macros): Likewise.
1779
1780	* include/cpplib.h (enum cpp_macro_kind): New.
1781	(struct cpp_macro): Make body trailing array.  Add kind field,
1782	delete traditional flag.
1783	* internal.h (_cpp_new_macro): Declare.
1784	(_cpp_reserve_room): New inline.
1785	(_cpp_commit_buf): Declare.
1786	(_cpp_create_trad_definition): Return new macro.
1787	* lex.c (_cpp_commit_buff): New.
1788	* macro.c (macro_real_token_count): Count backwards.
1789	(replace_args): Pointer equality not orderedness.
1790	(_cpp_save_parameter): Use _cpp_reserve_room.
1791	(alloc_expansion_token): Delete.
1792	(lex_expansion_token): Return macro pointer.  Use _cpp_reserve_room.
1793	(create_iso_definition): Allocate macro itself.  Adjust for
1794	different allocation ordering.
1795	(_cpp_new_macro): New.
1796	(_cpp_create_definition): Adjust for API changes.
1797	* traditional.c (push_replacement_text): Don't set traditional
1798	flag.
1799	(save_replacement_text): Likewise.
1800	(_cpp_create_trad_definition): Allocate macro itself, Adjust for
1801	different allocation ordering.
1802
1803	* cpp-id-data.h (uchar, UC): Move to internal.h
1804	(struct cpp_macro): Move to cpplib.h.
1805	* internal.h (uchar, UC): From cpp-id-data.h.
1806	* include/cpplib.h (struct cpp_macro): From cpp-id-data.h.
1807
18082018-08-16  Nathan Sidwell  <nathan@acm.org>
1809
1810	* internal.h (_cpp_save_parameter): Take parmno, not macro.
1811	(_cpp_unsave_parameters): Declare.
1812	* macro.c (_cpp_save_parameter): Take parm number, not macro.
1813	Return true on success.
1814	(_cpp_unsave_parameters): New.
1815	(parse_params): Take parm_no and variadic pointers, not macro.
1816	Reimplement parsing logic.
1817	(create_iso_definition): Adjust parse_params changes.  Call
1818	_cpp_unsave_parameters here.
1819	(_cpp_create_definition): Don't unsave params here.
1820	* traditional.c (scan_parameters): Take n_param pointer, adjust.
1821	(_cpp_create_trad_definition): Ajust scan_parameters change.  Call
1822	_cpp_unsave_parameters.
1823
1824	* include/cpplib.h (cpp_user_macro_p, cpp_builtin_macro_p)
1825	(cpp_macro_p): New inlines.
1826	* directives.c (do_pragma_poison): Use cpp_macro_p.
1827	(do_ifdef, do_ifndef): Likewise.  Use _cpp_maybe_notify_macro_use.
1828	(cpp_pop_definition): Use cpp_macro_p.  Move _cpp_free_definition
1829	earlier.  Don't zap node directly.
1830	* expr.c (parse_defined): Use _cpp_maybe_notify_macro_use &
1831	cpp_macro_p.
1832	* files.c (should_stack_file): Use cpp_macro_p.
1833	* identifiers.c (cpp_defined): Likewise.
1834	* internal.h (_cpp_mark_macro): Use cpp_user_macro_p.
1835	(_cpp_notify_macro_use): Declare.
1836	(_cpp_maybe_notify_macro_use): New inline.
1837	* lex.c (is_macro): Use cpp_macro_p.
1838	* macro.c (_cpp_warn_if_unused_macro): Use cpp_user_macro_p.
1839	(enter_macro_context): Likewise.
1840	(_cpp_create_definition): Use cpp_builtin_macro_p,
1841	cpp_user_macro_p.  Move _cpp_free_definition earlier.
1842	(_cpp_notify_macro_use): New, broken out of multiple call sites.
1843	* traditional.c (fun_like_macro_p): Use cpp_builtin_macro_p.
1844	(maybe_start_funlike, _cpp_scan_out_logical_line)
1845	(push_replacement_text): Likewise.
1846
18472018-08-15  David Malcolm  <dmalcolm@redhat.com>
1848
1849	* include/line-map.h (struct location_range): Add "m_label" field.
1850	(class rich_location): Add description of labels to leading
1851	comment.
1852	(rich_location::rich_location): Add "label" param, defaulting to
1853	NULL.
1854	(rich_location::add_range): Likewise.
1855	(struct label_text): New struct.
1856	(class range_label): New abstract base class.
1857	* line-map.c (rich_location::rich_location): Add "label" param;
1858	use it.
1859	(rich_location::add_range): Likewise.
1860
18612018-08-08  Nathan Sidwell  <nathan@acm.org>
1862
1863	Make linemap::included_from a location
1864	libcpp/
1865	* include/line-map.h (struct line_map_ordinary): Replace
1866	included_from map index with included_at source_location.
1867	(ORDINARY_MAP_INCLUDER_FILE_INDEX): Delete.
1868	(LAST_SOURCE_LINE_LOCATION): Delete.
1869	(LAST_SOURCE_LINE, LAST_SOURCE_COLUMN): Delete.
1870	(linemap_included_from): New.
1871	(linemap_included_from_linemap): Declare.
1872	(MAIN_FILE_P): Adjust.
1873	* line-map.c (linemap_included_from_linemap): New.
1874	(lonemap_check_files_exited): Use linemap_included_at.
1875	(linemap_add): Adjust inclusion setting.
1876	(linemap_dump, linemap_dump_location): Adjust.
1877	* directives.c (do_linemarker): Use linemap_included_at.
1878
18792018-08-07  Nathan Sidwell  <nathan@acm.org>
1880
1881	* line-map.c: (linemap_init): Set default allocator here.
1882	(new_linemap): Rather than here.  Refactor allocation logic.
1883
18842018-07-20  David Malcolm  <dmalcolm@redhat.com>
1885
1886	* include/line-map.h (rich_location::set_range): Remove redundant
1887	line_maps * parameter.
1888	* line-map.c (rich_location::set_range): Likewise.
1889
18902018-07-18  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1891
1892	PR 69558
1893	* macro.c (enter_macro_context): Change the location info for builtin
1894	macros and _Pragma from location of the closing parenthesis to location
1895	of the macro expansion point.
1896
18972018-07-17  Jason Franklin  <j_fra@fastmail.us>
1898	    Jakub Jelinek  <jakub@redhat.com>
1899
1900	* lex.c (_cpp_lex_direct): Use CPP_DL_NOTE instead of CPP_DL_PEDWARN,
1901	CPP_DL_WARNING or CPP_DL_ERROR for note that diagnostics for C++ style
1902	comments is reported only once per file and guard those calls on the
1903	preceding cpp_error returning true.
1904
19052018-07-03  Nathan Sidwell  <nathan@acm.org>
1906
1907	Reorg line_map data structures for better packing.
1908	* include/line-map.h (enum lc_reason): Add LC_HWM.
1909	(LINE_MAP_MAX_LOCATION): Define here.
1910	(struct line_map): Move reason field to line_map_ordinary.  Adjust
1911	GTY tagging.
1912	(struct line_map_ordinary): Reorder fields for less padding.
1913	(struct line_map_macro): Likewise.
1914	(MAP_ORDINARY_P): New.
1915	(linemap_check_ordinary, linemap_check_macro): Adjust.
1916	* line-map.c (LINE_MAP_MAX_SOURCE_LOCATION): Delete.
1917	(new_linemap): Take start_location, not reason.  Adjust.
1918	(linemap_add, linemap_enter_macro): Adjust.
1919	(linemap_line_start): Likewise.
1920	(linemap_macro_expansion_map_p): Use MAP_ORDINARY_P.
1921	(linemap_macro_loc_to_spelling_point): Likewise.
1922	(linemap_macro_loc_to_def_point): Likewise.
1923	(linemap_dump): Likewise.
1924
19252018-05-23  Jason Merrill  <jason@redhat.com>
1926
1927	* system.h: #include <new> earlier.
1928
19292018-05-17  Jason Merrill  <jason@redhat.com>
1930
1931	* line-map.c (linemap_init): Use placement new.
1932	* system.h: #include <new>.
1933
19342018-03-14  David Malcolm  <dmalcolm@redhat.com>
1935
1936	* include/line-map.h (compare): New function on linenum_type.
1937
19382018-02-28  Jonathan Wakely  <jwakely@redhat.com>
1939
1940	PR preprocessor/84517
1941	* lex.c (is_macro_not_literal_suffix): New function.
1942	(lex_raw_string, lex_string): Use is_macro_not_literal_suffix to
1943	decide when to issue -Wliteral-suffix warnings.
1944
19452018-02-16  Richard Biener  <rguenther@suse.de>
1946
1947	PR bootstrap/82939
1948	* line-map.c (linemap_init): Avoid broken value-init when compiling
1949	with GCC 4.2.
1950
19512018-02-15  Jason Merrill  <jason@redhat.com>
1952	    Jakub Jelinek  <jakub@redhat.com>
1953
1954	PR preprocessor/83063 - __VA_OPT__ and ##
1955	PR preprocessor/83708
1956	* macro.c (vaopt_state): Reorder m_last_was_paste before m_state.
1957	(vaopt_state::vaopt_state): Adjust.
1958	(vaopt_state::update_flags): Add BEGIN and END.
1959	(vaopt_state::update): Return them.
1960	(copy_paste_flag): Factor out of replace_args.
1961	(last_token_is): New.
1962	(replace_args): Handle BEGIN and END.  Avoid padding there.
1963	(tokens_buff_last_token_ptr): Return NULL if no tokens.
1964
19652018-01-31  Jakub Jelinek  <jakub@redhat.com>
1966
1967	PR preprocessor/69869
1968	* traditional.c (skip_macro_block_comment): Return bool, true if
1969	the macro block comment is unterminated.
1970	(copy_comment): Use return value from skip_macro_block_comment instead
1971	of always false.
1972
19732018-01-27  Jakub Jelinek  <jakub@redhat.com>
1974
1975	* include/cpplib.h (enum cpp_builtin_type): Change BT_LAST_USER from
1976	BT_FIRST_USER + 31 to BT_FIRST_USER + 63.
1977
19782018-01-18  Boris Kolpackov  <boris@codesynthesis.com>
1979
1980	PR other/70268
1981	* include/cpplib.h (cpp_callbacks::remap_filename): New callback.
1982	* macro.c (_cpp_builtin_macro_text): Call remap_filename for
1983	__FILE__ and __BASE_FILE__.
1984
19852018-01-10  Kelvin Nilsen  <kelvin@gcc.gnu.org>
1986
1987	* lex.c (search_line_fast): Remove illegal coercion of an
1988	unaligned pointer value to vector pointer type and replace with
1989	use of __builtin_vec_vsx_ld () built-in function, which operates
1990	on unaligned pointer values.
1991
19922018-01-03  Jakub Jelinek  <jakub@redhat.com>
1993
1994	Update copyright years.
1995
19962017-12-20  Michael Weiser  <michael.weiser@gmx.de>
1997
1998	PR preprocessor/83492
1999	* lex.c (search_line_fast) [__ARM_NEON && __ARM_64BIT_STATE]:
2000	Fix selection of big-endian shift parameters by using
2001	__ARM_BIG_ENDIAN.
2002
20032017-12-14  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2004
2005	* internal.h (maybe_print_line): Change signature.
2006
20072017-12-05  Jakub Jelinek  <jakub@redhat.com>
2008
2009	PR c++/79228
2010	* expr.c (interpret_float_suffix): Avoid memcmp.
2011	(interpret_int_suffix): Likewise.  Don't check for if.
2012
20132017-12-01  Jason Merrill  <jason@redhat.com>
2014
2015	PR c++/79228 - extensions hide C++14 complex literal operators
2016	* expr.c (interpret_float_suffix): Ignore 'i' in C++14 and up.
2017	(interpret_int_suffix): Likewise.
2018
20192017-11-28  David Malcolm  <dmalcolm@redhat.com>
2020
2021	PR c/82050
2022	* include/line-map.h (LINE_MAP_MAX_COLUMN_NUMBER): Move here.
2023	* line-map.c (LINE_MAP_MAX_COLUMN_NUMBER): ...from here.
2024	(rich_location::maybe_add_fixit): Reject fix-it hints in which
2025	the start column exceeds the next column.
2026
20272017-11-20  Eric Gallager  <egall@gwmail.gwu.edu>
2028
2029	PR preprocessor/81794
2030	* macro.c (check_trad_stringification): Have warning be controlled
2031	by -Wtraditional.
2032
20332017-11-20  David Malcolm  <dmalcolm@redhat.com>
2034
2035	PR c++/72786
2036	* include/cpplib.h (cpp_macro_definition_location): New decl.
2037	* macro.c (cpp_macro_definition): New function.
2038
20392017-11-13  Tom Tromey  <tom@tromey.com>
2040
2041	* pch.c (cpp_read_state): Set n__VA_OPT__.
2042	* macro.c (vaopt_state): New class.
2043	(_cpp_arguments_ok): Check va_opt flag.
2044	(replace_args, create_iso_definition): Use vaopt_state.
2045	* lex.c (lex_identifier_intern): Possibly issue errors for
2046	__VA_OPT__.
2047	(lex_identifier): Likewise.
2048	(maybe_va_opt_error): New function.
2049	* internal.h (struct lexer_state) <va_args_ok>: Update comment.
2050	(struct spec_nodes) <n__VA_OPT__>: New field.
2051	* init.c (struct lang_flags) <va_opt>: New field.
2052	(lang_defaults): Add entries for C++2A.  Update all entries for
2053	va_opt.
2054	(cpp_set_lang): Initialize va_opt.
2055	* include/cpplib.h (struct cpp_options) <va_opt>: New field.
2056	* identifiers.c (_cpp_init_hashtable): Initialize n__VA_OPT__.
2057
20582017-11-13  David Malcolm  <dmalcolm@redhat.com>
2059
2060	* include/line-map.h (linenum_type): Move this typedef and the
2061	comment describing column numbering to near the top of the file.
2062
20632017-11-06  Mukesh Kapoor  <mukesh.kapoor@oracle.com>
2064
2065	PR c++/80955
2066	* lex.c (lex_string): When checking for a valid macro for the
2067	warning related to -Wliteral-suffix (CPP_W_LITERAL_SUFFIX),
2068	check that the macro name does not start with an underscore
2069	before calling is_macro().
2070
20712017-11-05  Tom de Vries  <tom@codesourcery.com>
2072
2073	PR other/82784
2074	* lex.c (BUF_APPEND): Remove semicolon after
2075	"do {} while (0)".
2076
20772017-10-31  David Malcolm  <dmalcolm@redhat.com>
2078
2079	* directives.c (_cpp_handle_directive): Update for renaming of
2080	cpp_error_at_richloc to cpp_error_at.
2081	* errors.c (cpp_diagnostic_at_richloc): Rename to...
2082	(cpp_diagnostic_at): ...this, dropping the location_t-based
2083	implementation.
2084	(cpp_diagnostic): Update for removal of location_t-based
2085	cpp_diagnostic_at.
2086	(cpp_error_at): Likewise.
2087	(cpp_error_at_richloc): Rename to...
2088	(cpp_error_at): ...this, and update for renaming of
2089	cpp_diagnostic_at_richloc.
2090	* include/cpplib.h (cpp_error_at_richloc): Rename to...
2091	(cpp_error_at): ...this.
2092
20932017-10-30  Joseph Myers  <joseph@codesourcery.com>
2094
2095	* include/cpplib.h (enum c_lang): Add CLK_GNUC17 and CLK_STDC17.
2096	* init.c (lang_defaults): Add GNUC17 and STDC17 data.
2097	(cpp_init_builtins): Handle C17 value of __STDC_VERSION__.
2098
20992017-10-10  Nathan Sidwell  <nathan@acm.org>
2100
2101	PR preprocessor/82506
2102	* macro.c (cpp_quote_string): Escape raw LFs.
2103
21042017-09-15  Andrew Sutton  <andrew.n.sutton@gmail.com>
2105	    Jakub Jelinek  <jakub@redhat.com>
2106
2107	Add support for -std=c++2a.
2108	* include/cpplib.h (c_lang): Add CXX2A and GNUCXX2A.
2109	* init.c (lang_defaults): Add rows for CXX2A and GNUCXX2A.
2110	(cpp_init_builtins): Set __cplusplus to 201709L for C++2a.
2111
21122017-09-15  Jakub Jelinek  <jakub@redhat.com>
2113
2114	* include/cpplib.h (enum c_lang): Rename CLK_GNUCXX1Z
2115	to CLK_GNUCXX17 and CLK_CXX1Z to CLK_CXX17.
2116	* init.c (lang_defaults, cpp_init_builtins): Likewise.
2117	* expr.c (cpp_classify_number): Use C++17 instead of C++1z
2118	in diagnostics.
2119
21202017-07-07  David Malcolm  <dmalcolm@redhat.com>
2121
2122	PR c++/79300
2123	* line-map.c (linemap_macro_loc_to_def_point): Preserve range
2124	information for macro expansions by delaying resolving ad-hoc
2125	locations until within the loop.
2126
21272017-07-06  David Malcolm  <dmalcolm@redhat.com>
2128
2129	PR c++/79300
2130	* include/line-map.h (enum location_aspect): New enum.
2131	(linemap_client_expand_location_to_spelling_point): Add
2132	enum location_aspect param.
2133	* line-map.c (rich_location::get_expanded_location): Update for
2134	new param of linemap_client_expand_location_to_spelling_point.
2135	(rich_location::maybe_add_fixit): Likewise.
2136	(fixit_hint::affects_line_p): Likewise.
2137
21382017-06-21  Jakub Jelinek  <jakub@redhat.com>
2139
2140	* line-map.c (location_adhoc_data_update): Perform addition in
2141	uintptr_t type rather than char * type.  Read *data using
2142	ptrdiff_t type instead of int64_t.
2143	(get_combined_adhoc_loc): Change offset type to ptrdiff_t from
2144	int64_t.
2145
21462017-06-20  David Malcolm  <dmalcolm@redhat.com>
2147
2148	* include/line-map.h (class rich_location): Document that attempts
2149	to delete or replace a range *affecting* multiple lines will fail.
2150	* line-map.c (rich_location::maybe_add_fixit): Implement this
2151	restriction.
2152
21532017-06-09  David Malcolm  <dmalcolm@redhat.com>
2154
2155	* include/line-map.h
2156	(rich_location::fixits_cannot_be_auto_applied): New method.
2157	(rich_location::fixits_can_be_auto_applied_p): New accessor.
2158	(rich_location::m_fixits_cannot_be_auto_applied): New field.
2159	* line-map.c (rich_location::rich_location): Initialize new field.
2160
21612017-06-05  David Malcolm  <dmalcolm@redhat.com>
2162
2163	* include/cpplib.h (struct cpp_callbacks): Add "comment"
2164	callback.
2165	* lex.c (_cpp_lex_direct): Call the comment callback if non-NULL.
2166
21672017-05-02  David Malcolm  <dmalcolm@redhat.com>
2168
2169	* include/line-map.h (class rich_location): Update description of
2170	newline handling.
2171	(class fixit_hint): Likewise.
2172	(fixit_hint::ends_with_newline_p): New decl.
2173	* line-map.c (rich_location::maybe_add_fixit): Support newlines
2174	in fix-it hints that are insertions of single lines at the start
2175	of a line.  Don't consolidate into such fix-it hints.
2176	(fixit_hint::ends_with_newline_p): New method.
2177
21782017-05-01  David Malcolm  <dmalcolm@redhat.com>
2179
2180	* include/line-map.h (source_range::intersects_line_p): Delete.
2181	(rich_location::add_fixit): Delete.
2182	(rich_location::maybe_add_fixit): New method.
2183	(class fixit_hint): Reimplement in terms of...
2184	(class fixit_replace): ...this.
2185	(class fixit_insert): Delete.
2186	* line-map.c (linemap_position_for_loc_and_offset): Drop overzealous
2187	linemap_assert_fails.
2188	(source_range::intersects_line_p): Rename to...
2189	(fixit_hint::affects_line_p): New function.
2190	(rich_location::add_fixit_insert_before): Reimplement in terms of
2191	maybe_add_fixit, moving validation there.
2192	(rich_location::add_fixit_insert_after): Likewise.
2193	(column_before_p): Delete.
2194	(rich_location::add_fixit_replace): Reimplement in terms of
2195	maybe_add_fixit, moving validation there.  Convert closed input range
2196	to half-open range.
2197	(rich_location::add_fixit): Delete.
2198	(rich_location::maybe_add_fixit): New function.
2199	(fixit_insert::fixit_insert): Delete.
2200	(fixit_insert::~fixit_insert): Delete.
2201	(fixit_insert::affects_line_p): Delete.
2202	(fixit_insert::maybe_append_replace): Delete.
2203	(fixit_replace::fixit_replace): Rename to...
2204	(fixit_hint::fixit_hint): ...this, rewriting as necessary.
2205	(fixit_replace::~fixit_replace): Delete.
2206	(fixit_replace::affects_line_p): Delete.
2207	(fixit_replace::maybe_append_replace): Rename to...
2208	(fixit_hint::maybe_append): ...this, rewriting as necessary.
2209
22102017-04-03  Jonathan Wakely  <jwakely@redhat.com>
2211
2212	* include/line-map.h (LINEMAPS_MACRO_MAPS): Fix typo in comment.
2213	* lex.c (search_line_fast): Likewise.
2214	* pch.h (cpp_valid_state): Likewise.
2215
22162017-03-21  Andreas Schwab  <schwab@suse.de>
2217
2218	* lex.c (search_line_fast) [__ARM_NEON && __ARM_64BIT_STATE]:
2219	Convert 64-bit value to boolean before passing to
2220	__builtin_expect.
2221
22222017-03-16  Jason Merrill  <jason@redhat.com>
2223
2224	* init.c (cpp_init_builtins): Update __cplusplus for C++17.
2225
22262017-02-09  Gerald Pfeifer  <gerald@pfeifer.com>
2227
2228	* Makefile.in (po/$(PACKAGE).pot): Adjust bug reporting URL.
2229
22302017-01-10  David Malcolm  <dmalcolm@redhat.com>
2231
2232	PR c++/77949
2233	* line-map.c (linemap_position_for_column): When calling
2234	linemap_start_line, detect if a new linemap was created with
2235	0 column bits, and bail out early if this is the case.
2236	(linemap_position_for_loc_and_offset): Replace overzealous
2237	linemap_assert_fails with a simple conditional; use correct
2238	bit count.
2239
22402017-01-07  David Malcolm  <dmalcolm@redhat.com>
2241
2242	PR c++/72803
2243	* line-map.c (linemap_line_start): When determining if the highest
2244	column given out so far will fit into a proposed change to the
2245	current map, use the effective number of column bits, rather than
2246	the total number of column + range bits.
2247
22482017-01-01  Jakub Jelinek  <jakub@redhat.com>
2249
2250	Update copyright years.
2251
22522016-12-15  David Malcolm  <dmalcolm@redhat.com>
2253
2254	PR preprocessor/78680
2255	PR preprocessor/78811
2256	* lex.c (_cpp_lex_direct): Only determine the end-location of
2257	the token and build a range for non-reserved start locations.
2258	Do not do it for EOF tokens.
2259
22602016-12-12  David Malcolm  <dmalcolm@redhat.com>
2261
2262	PR preprocessor/78680
2263	* lex.c (_cpp_lex_direct): Ensure line notes are processed before
2264	computing the end-point of the token.
2265
22662016-11-23  Paolo Bonzini  <bonzini@gnu.org>
2267
2268	* include/cpplib.h (struct cpp_options): Add new member
2269	warn_expansion_to_defined.
2270	(CPP_W_EXPANSION_TO_DEFINED): New enum member.
2271	* expr.c (parse_defined): Warn for all uses of "defined"
2272	in macros, and tie warning to CPP_W_EXPANSION_TO_DEFINED.
2273	Make it a pedwarning instead of a warning.
2274	* system.h (HAVE_DESIGNATED_INITIALIZERS): Do not use
2275	"defined" in macros.
2276
22772016-11-17  David Malcolm  <dmalcolm@redhat.com>
2278
2279	* charset.c (cpp_interpret_string_1): Skip locations from
2280	loc_reader when advancing 'p' when handling raw strings.
2281
22822016-11-16  Jakub Jelinek  <jakub@redhat.com>
2283
2284	PR bootstrap/72823
2285	* configure.ac (ENABLE_ASSERT_CHECKING): Define if gcc configure
2286	would define that macro.
2287	* configure: Regenerated.
2288	* config.in: Regenerated.
2289
22902016-11-08  Richard Earnshaw  <rearnsha@arm.com>
2291
2292	* lex.c (search_line_fast): New implementation for AArch64.
2293
22942016-10-25  David Malcolm  <dmalcolm@redhat.com>
2295
2296	* files.c (destroy_cpp_file): Free file->path.
2297
22982016-10-25  David Malcolm  <dmalcolm@redhat.com>
2299
2300	* include/line-map.h (line_maps::~line_maps): New dtor.
2301	(location_adhoc_data_fini): Delete decl.
2302	* line-map.c (line_maps::~line_maps): New dtor.
2303	(location_adhoc_data_fini): Delete.
2304
23052016-10-21  Andris Pavenis  <andris.pavenis@iki.fi>
2306
2307	PR preprocessor/71681
2308	* files.c (remap_filename): Fix handling -remap in subdirectories.
2309
23102016-10-12  Jakub Jelinek  <jakub@redhat.com>
2311
2312	* include/cpplib.h (struct cpp_options): Add
2313	cpp_warn_implicit_fallthrough.
2314	* init.c (cpp_create_reader): Initialize it to 0.
2315	* lex.c (fallthrough_comment_p): Handle different
2316	cpp_warn_implicit_fallthrough levels.  Whitespace fixes.
2317
23182016-10-08  Jakub Jelinek  <jakub@redhat.com>
2319
2320	* lex.c (fallthrough_comment_p): Accept Else, fallthrough.
2321
2322	* lex.c (fallthrough_comment_p): Extend to handle more common FALLTHRU
2323	comment styles.
2324
2325	* lex.c (fallthrough_comment_p): Fix off-by-one size comparison
2326	errors, cleanup.
2327	(_cpp_lex_direct): Allow arbitrary comments in between
2328	fallthrough_comment_p comment and following token.
2329
23302016-10-04  Kelvin Nilsen  <kelvin@gcc.gnu.org>
2331
2332	PR target/77847
2333	* lex.c (search_line_fast): Add a FALLTHROUGH comment to correct
2334	compiler error in the version of this function that is
2335	conditionally compiled when GCC_VERSION >= 4005 and both
2336	__ALTIVEC__ and __BIG_ENDIAN__ symbols are defined.
2337
23382016-09-26  Marek Polacek  <polacek@redhat.com>
2339	    Jakub Jelinek  <jakub@redhat.com>
2340
2341	PR c/7652
2342	* include/cpplib.h (PREV_FALLTHROUGH): Define.
2343	* internal.h (CPP_FALLTHRU): Define.
2344	* lex.c (fallthrough_comment_p): New function.
2345	(_cpp_lex_direct): Set PREV_FALLTHROUGH on tokens succeeding a falls
2346	through comment.
2347
23482016-09-23  David Malcolm  <dmalcolm@redhat.com>
2349
2350	PR preprocessor/77672
2351	* charset.c (cpp_interpret_string_1): Add a source_range for the
2352	NUL-terminator, using the location of the trailing quote of the
2353	final string.
2354
23552016-09-21  Jason Merrill  <jason@redhat.com>
2356
2357	* line-map.c (linemap_location_from_macro_definition_p): New.
2358	* line-map.h: Declare it.
2359
23602016-09-15  David Malcolm  <dmalcolm@redhat.com>
2361
2362	* include/line-map.h (class rich_location): Note that newlines
2363	aren't supported in fix-it text.
2364	* line-map.c (rich_location::add_fixit_insert_before): Reject
2365	attempts to add fix-its containing newlines.
2366	(rich_location::add_fixit_replace): Likewise.
2367
23682016-09-13  David Malcolm  <dmalcolm@redhat.com>
2369
2370	* include/line-map.h (class rich_location): Add description of
2371	fix-it hints to leading comment.
2372	(rich_location::add_fixit_insert): Rename both overloaded methods
2373	to..
2374	(rich_location::add_fixit_insert_before): ...this, updating their
2375	comments.
2376	(rich_location::add_fixit_insert_after): Two new overloaded
2377	methods.
2378	(rich_location::stop_supporting_fixits): New method.
2379	* line-map.c (rich_location::add_fixit_insert): Rename both
2380	overloaded methods to..
2381	(rich_location::add_fixit_insert_before): ...this, updating their
2382	comments.
2383	(rich_location::add_fixit_insert_after): Two new methods.
2384	(rich_location::reject_impossible_fixit): Split out
2385	failure-handling into...
2386	(rich_location::stop_supporting_fixits): New method.
2387
23882016-09-02  David Malcolm  <dmalcolm@redhat.com>
2389
2390	* include/line-map.h (rich_location::seen_impossible_fixit_p): New
2391	accessor.
2392
23932016-08-31  David Malcolm  <dmalcolm@redhat.com>
2394
2395	* include/line-map.h (class fixit_remove): Remove stray decl.
2396	(fixit_hint::affects_line_p): Make const.
2397	(fixit_insert::affects_line_p): Likewise.
2398	(fixit_replace::affects_line_p): Likewise.
2399	* line-map.c (fixit_insert::affects_line_p): Likewise.
2400	(fixit_replace::affects_line_p): Likewise.
2401
24022016-08-30  David Malcolm  <dmalcolm@redhat.com>
2403
2404	* include/line-map.h (class semi_embedded_vec): New class.
2405	(semi_embedded_vec<T, NUM_EMBEDDED>::semi_embedded_vec): New ctor.
2406	(semi_embedded_vec<T, NUM_EMBEDDED>::~semi_embedded_vec): New
2407	dtor.
2408	(semi_embedded_vec<T, NUM_EMBEDDED>::operator[]): New methods.
2409	(semi_embedded_vec<T, NUM_EMBEDDED>::push): New method.
2410	(semi_embedded_vec<T, NUM_EMBEDDED>::truncate): New method.
2411	(rich_location::get_num_locations): Reimplement in terms of
2412	m_ranges.
2413	(rich_location::get_range): Make non-inline.
2414	(rich_location::get_num_fixit_hints): Reimplement in terms of
2415	m_fixit_hints.
2416	(rich_location::add_fixit): New function.
2417	(rich_location::MAX_RANGES): Rename to...
2418	(rich_location::STATICALLY_ALLOCATED_RANGES): ...this.
2419	(rich_location::MAX_FIXIT_HINTS): Rename to...
2420	(rich_location::STATICALLY_ALLOCATED_RANGES): ...this, and make
2421	private.
2422	(rich_location::m_num_ranges): Eliminate in favor of...
2423	(rich_location::m_ranges): ...this, converting from a fixed-size
2424	array to a semi_embedded_vec.
2425	(rich_location::m_num_fixit_hints): Eliminate in favor of...
2426	(rich_location::m_fixit_hints): ...this, converting from a
2427	fixed-size array to a semi_embedded_vec.
2428	* line-map.c (rich_location::rich_location): Update for above
2429	changes.
2430	(rich_location::~rich_location): Likewise.
2431	(rich_location::get_loc): Likewise.
2432	(rich_location::get_range): New methods.
2433	(rich_location::add_range): Update for above changes.
2434	(rich_location::set_range): Likewise.
2435	(rich_location::add_fixit_insert): Likewise.
2436	(rich_location::add_fixit_replace): Likewise.
2437	(rich_location::get_last_fixit_hint): Likewise.
2438	(rich_location::reject_impossible_fixit): Likewise.
2439	(rich_location::add_fixit): New method.
2440
24412016-08-30  David Malcolm  <dmalcolm@redhat.com>
2442
2443	* include/line-map.h (rich_location::add_fixit_insert): Add
2444	comments.  Add overload omitting the source_location param.
2445	(rich_location::add_fixit_remove): Add comments.  Add overloads
2446	omitting the range, and accepting a source_location.
2447	(rich_location::add_fixit_replace): Likewise.
2448	* line-map.c (rich_location::add_fixit_insert): Add comments.  Add
2449	overload omitting the source_location param.
2450	(rich_location::add_fixit_remove): Add comments.  Add overloads
2451	omitting the range, and accepting a source_location.
2452	(rich_location::add_fixit_replace): Likewise.
2453
24542016-08-26  David Malcolm  <dmalcolm@redhat.com>
2455
2456	* include/line-map.h (get_pure_location): New decl.
2457	* line-map.c (get_pure_location): Move here, from gcc/input.c, adding
2458	a line_maps * param.
2459	(rich_location::add_fixit_insert): Call get_pure_location on "where".
2460	(rich_location::add_fixit_replace): Call get_pure_location on the
2461	end-points.
2462
24632016-08-26  David Malcolm  <dmalcolm@redhat.com>
2464
2465	* include/line-map.h (rich_location): Eliminate unimplemented
2466	constructor based on source_range.
2467	(rich_location::get_last_fixit_hint): New method.
2468	(rich_location::reject_impossible_fixit): New method.
2469	(rich_location): Add fields m_line_table and
2470	m_seen_impossible_fixit.
2471	(fixit_hint::maybe_append_replace): New pure virtual function.
2472	(fixit_insert::maybe_append_replace): New function.
2473	(fixit_replace::maybe_append_replace): New function.
2474	* line-map.c (rich_location::rich_location): Initialize
2475	m_line_table and m_seen_impossible_fixit.
2476	(rich_location::add_fixit_insert): Call
2477	reject_impossible_fixit and bail out if true.
2478	(column_before_p): New function.
2479	(rich_location::add_fixit_replace): Call reject_impossible_fixit
2480	and bail out if true.  Attempt to consolidate with neighboring
2481	fixits.
2482	(rich_location::get_last_fixit_hint): New method.
2483	(rich_location::reject_impossible_fixit): New method.
2484	(fixit_insert::maybe_append_replace): New method.
2485	(fixit_replace::maybe_append_replace): New method.
2486
24872016-08-23  David Malcolm  <dmalcolm@redhat.com>
2488
2489	* include/line-map.h (source_range::from_locations): New method.
2490
24912016-08-19  David Malcolm  <dmalcolm@redhat.com>
2492
2493	* include/line-map.h (fixit_hint::kind): Delete REPLACE.
2494	(class fixit_remove): Delete.
2495	* line-map.c (rich_location::add_fixit_remove): Reimplement
2496	by calling add_fixit_replace with an empty string.
2497	(fixit_remove::fixit_remove): Delete.
2498	(fixit_remove::affects_line_p): Delete.
2499
25002016-08-19  Joseph Myers  <joseph@codesourcery.com>
2501
2502	PR c/32187
2503	* include/cpplib.h (CPP_N_FLOATN, CPP_N_FLOATNX)
2504	(CPP_N_WIDTH_FLOATN_NX, CPP_FLOATN_SHIFT, CPP_FLOATN_MAX): New
2505	macros.
2506	* expr.c (interpret_float_suffix): Handle fN, fNx, FN and FNx
2507	suffixes.
2508
25092016-08-19  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
2510
2511	* expr.c (eval_token): Append "evaluates to 0" to Wundef diagnostic.
2512
25132016-08-18  David Malcolm  <dmalcolm@redhat.com>
2514
2515	* directives.c (directive_names): New array.
2516	(_cpp_handle_directive): Offer spelling suggestions for misspelled
2517	directives.
2518	* errors.c (cpp_diagnostic_at_richloc): New function.
2519	(cpp_error_at_richloc): New function.
2520	* include/cpplib.h (struct cpp_callbacks): Add field
2521	"get_suggestion".
2522	(cpp_error_at_richloc): New decl.
2523
25242016-08-18  Marek Polacek  <polacek@redhat.com>
2525
2526	PR c/7652
2527	* pch.c (write_macdef): Add CPP_FALLTHRU.
2528
25292016-08-12  Marek Polacek  <polacek@redhat.com>
2530
2531	PR c/7652
2532	* lex.c (search_line_fast): Add FALLTHRU.
2533	(_cpp_lex_direct): Likewise.
2534	(cpp_token_val_index): Adjust fall through comment.
2535	* macro.c (parse_params): Add FALLTHRU.
2536	* pch.c (count_defs): Adjust fall through comment.
2537	(write_defs): Likewise.
2538
25392016-08-06  David Malcolm  <dmalcolm@redhat.com>
2540
2541	PR bootstrap/72823
2542	* charset.c (_cpp_valid_ucn): Replace overzealous assert with one
2543	that allows for char_range to be non-NULL when loc_reader is NULL.
2544
25452016-08-05  David Malcolm  <dmalcolm@redhat.com>
2546
2547	* charset.c (cpp_substring_ranges::cpp_substring_ranges): New
2548	constructor.
2549	(cpp_substring_ranges::~cpp_substring_ranges): New destructor.
2550	(cpp_substring_ranges::add_range): New method.
2551	(cpp_substring_ranges::add_n_ranges): New method.
2552	(_cpp_valid_ucn): Add "char_range" and "loc_reader" params; if
2553	they are non-NULL, read position information from *loc_reader
2554	and update char_range->m_finish accordingly.
2555	(convert_ucn): Add "char_range", "loc_reader", and "ranges"
2556	params.  If loc_reader is non-NULL, read location information from
2557	it, and update *ranges accordingly, using char_range.
2558	Conditionalize the conversion into tbuf on tbuf being non-NULL.
2559	(convert_hex): Likewise, conditionalizing the call to
2560	emit_numeric_escape on tbuf.
2561	(convert_oct): Likewise.
2562	(convert_escape): Add params "loc_reader" and "ranges".  If
2563	loc_reader is non-NULL, read location information from it, and
2564	update *ranges accordingly.  Conditionalize the conversion into
2565	tbuf on tbuf being non-NULL.
2566	(cpp_interpret_string): Rename to...
2567	(cpp_interpret_string_1): ...this, adding params "loc_readers" and
2568	"out".  Use "to" to conditionalize the initialization and usage of
2569	"tbuf", such as running the converter.  If "loc_readers" is
2570	non-NULL, use the instances within it, reading location
2571	information from them, and passing them to convert_escape; likewise
2572	write to "out" if loc_readers is non-NULL.  Check for leading
2573	quote and issue an error if it is not present.  Update boundary
2574	check from "== limit" to ">= limit" to protect against erroneous
2575	location values to calls that are not parsing string literals.
2576	(cpp_interpret_string): Reimplement in terms to
2577	cpp_interpret_string_1.
2578	(noop_error_cb): New function.
2579	(cpp_interpret_string_ranges): New function.
2580	(cpp_string_location_reader::cpp_string_location_reader): New
2581	constructor.
2582	(cpp_string_location_reader::get_next): New method.
2583	* include/cpplib.h (class cpp_string_location_reader): New class.
2584	(class cpp_substring_ranges): New class.
2585	(cpp_interpret_string_ranges): New prototype.
2586	* internal.h (_cpp_valid_ucn): Add params "char_range" and
2587	"loc_reader".
2588	* lex.c (forms_identifier_p): Pass NULL for new params to
2589	_cpp_valid_ucn.
2590
25912016-08-01  Andreas Schwab  <schwab@suse.de>
2592
2593	* include/cpplib.h: Fix comment typo.
2594
25952016-07-27  David Malcolm  <dmalcolm@redhat.com>
2596
2597	* include/line-map.h (source_location): Fix line numbers in
2598	comment.
2599
26002016-07-11  David Malcolm  <dmalcolm@redhat.com>
2601
2602	* include/line-map.h (LINE_MAP_MAX_LOCATION_WITH_PACKED_RANGES):
2603	Move here from line-map.c.
2604	(LINE_MAP_MAX_LOCATION_WITH_COLS): Likewise.
2605	* line-map.c (LINE_MAP_MAX_LOCATION_WITH_PACKED_RANGES): Move from
2606	here to line-map.h.
2607	(LINE_MAP_MAX_LOCATION_WITH_COLS): Likewise.
2608
26092016-06-22  David Malcolm  <dmalcolm@redhat.com>
2610
2611	* directives.c (do_include_common): Pass on "location" to
2612	_cpp_stack_include.
2613	* errors.c (cpp_diagnostic): Reimplement in terms of...
2614	(cpp_diagnostic_at): New function.
2615	(cpp_error_at): New function.
2616	(cpp_errno_filename): Add "loc" param and use it by using
2617	cpp_error_at rather than cpp_error.
2618	* files.c (find_file_in_dir): Add "loc" param and pass it to
2619	open_file_failed.
2620	(_cpp_find_file): Add "loc" param.  Use it to convert calls to
2621	cpp_error to cpp_error_at, and pass it to find_file_in_dir and
2622	open_file_failed.
2623	(read_file_guts): Add "loc" param.  Use it to convert calls to
2624	cpp_error to cpp_error_at.  Pass it to cpp_errno_filename.
2625	(read_file): Add "loc" param.  Pass it to open_file_failed and
2626	read_file_guts.
2627	(should_stack_file): Add "loc" param.  Pass it to read_file.
2628	(_cpp_stack_file): Add "loc" param.  Pass it to should_stack_file.
2629	(_cpp_stack_include): Add "loc" param.  Pass it to
2630	_cpp_find_file and _cpp_stack_file.
2631	(open_file_failed): Add "loc" param.  Pass it to
2632	cpp_errno_filename.
2633	(_cpp_fake_include): Add 0 as a source_location in call to
2634	_cpp_find_file.
2635	(_cpp_compare_file_date): Likewise.
2636	(cpp_push_include): Likewise for call to _cpp_stack_include.
2637	(cpp_push_default_include): Likewise.
2638	(_cpp_save_file_entries): Likewise for call to open_file_failed.
2639	(_cpp_has_header): Likewise for call to _cpp_find_file.
2640	* include/cpplib.h (cpp_errno_filename): Add source_location
2641	param.
2642	(cpp_error_at): New declaration.
2643	* init.c (cpp_read_main_file): Add 0 as a source_location in calls
2644	to _cpp_find_file and _cpp_stack_file.
2645	* internal.h (_cpp_find_file): Add source_location param.
2646	(_cpp_stack_file): Likewise.
2647	(_cpp_stack_include): Likewise.
2648
26492016-06-22  David Malcolm  <dmalcolm@redhat.com>
2650
2651	* include/line-map.h (fixit_hint::get_start_loc): New pure virtual
2652	function.
2653	(fixit_hint::maybe_get_end_loc): Likewise.
2654	(fixit_insert::get_start_loc): New function, implementing
2655	fixit_hint::get_start_loc.
2656	(fixit_insert::maybe_get_end_loc): New function, implementing
2657	fixit_hint::maybe_get_end_loc.
2658	(fixit_remove::get_start_loc): New function, implementing
2659	fixit_hint::get_start_loc.
2660	(fixit_remove::maybe_get_end_loc): New function, implementing
2661	fixit_hint::maybe_get_end_loc.
2662	(fixit_replace::get_start_loc): New function, implementing
2663	fixit_hint::get_start_loc.
2664	(fixit_replace::maybe_get_end_loc): New function, implementing
2665	fixit_hint::maybe_get_end_loc.
2666
26672016-06-21  John David Anglin  <danglin@gcc.gnu.org>
2668
2669	* line-map.c (location_adhoc_data_update): Use int64_t instead of
2670	long long.
2671	(get_combined_adhoc_loc): Likewise.
2672
26732016-06-01  Eduard Sanou  <dhole@openmailbox.org>
2674
2675	* include/cpplib.h (cpp_callbacks): Add get_source_date_epoch
2676	callback.
2677	* include/cpplib.h (cpp_init_source_date_epoch): Remove prototype.
2678	* init.c (cpp_init_source_date_epoch): Remove function.
2679	* init.c (cpp_create_reader): Initialize pfile->source_date_epoch.
2680	* internal.h (cpp_reader): Extend comment about source_date_epoch.
2681	* macro.c (_cpp_builtin_macro_text): Use get_source_date_epoch
2682	callback only once, read pfile->source_date_epoch on future passes.
2683	Check that get_source_date_epoch callback is not NULL.
2684
26852016-05-20  Martin Liska  <mliska@suse.cz>
2686
2687	* config.in: Regenerated.
2688	* configure: Likewise.
2689	* configure.ac: Handle --enable-valgrind-annotations.
2690	* lex.c (new_buff): Use ENABLE_VALGRIND_ANNOTATIONS instead
2691	of ENABLE_VALGRIND_CHECKING.
2692	(_cpp_free_buff): Likewise.
2693
26942016-04-28  Eduard Sanou  <dhole@openmailbox.org>
2695	    Matthias Klose  <doko@debian.org>
2696
2697	* include/cpplib.h (cpp_init_source_date_epoch): Prototype.
2698	* init.c (cpp_init_source_date_epoch): New function.
2699	* internal.h: Added source_date_epoch variable to struct
2700	cpp_reader to store a reproducible date.
2701	* macro.c (_cpp_builtin_macro_text): Set pfile->date timestamp from
2702	pfile->source_date_epoch instead of localtime if source_date_epoch is
2703	set, to be used for __DATE__ and __TIME__ macros to help reproducible
2704	builds.
2705
27062016-04-13  Bernd Schmidt  <bschmidt@redhat.com>
2707
2708	Patch from Roger Orr <rogero@howzatt.demon.co.uk>
2709	PR preprocessor/69650
2710	* directives.c (do_linemarker): Reread map after calling
2711	cpp_get_token.
2712
27132016-04-06  Richard Henderson  <rth@redhat.com>
2714
2715	PR preprocessor/61817
2716	PR preprocessor/69391
2717	* internal.h (_cpp_builtin_macro_text): Update decl.
2718	* macro.c (_cpp_builtin_macro_text): Accept location for __LINE__.
2719	(builtin_macro): Accept a second location for __LINE__.
2720	(enter_macro_context): Compute both virtual and real expansion
2721	locations for the macro.
2722
27232016-03-25  Bernd Schmidt  <bschmidt@redhat.com>
2724
2725	PR lto/69650
2726	* directives.c (do_linemarker): Test for file left but not entered
2727	here.
2728	* line-map.c (linemap_add): Not here.
2729
27302016-03-21  Jakub Jelinek  <jakub@redhat.com>
2731
2732	PR target/70296
2733	* include/cpplib.h (cpp_fun_like_macro_p): New prototype.
2734	* macro.c (cpp_fun_like_macro_p): New function.
2735
27362016-03-15  Richard Henderson  <rth@redhat.com>
2737
2738	* line-map.c (new_linemap): Make alloc_size a size_t.
2739
27402016-03-14  Jason Merrill  <jason@redhat.com>
2741
2742	* expr.c (cpp_classify_number): Hex floats are new in C++1z.
2743	* init.c (lang_defaults): Likewise.
2744
27452016-03-09  David Malcolm  <dmalcolm@redhat.com>
2746
2747	PR c/68473
2748	PR c++/70105
2749	* line-map.c (linemap_macro_map_loc_unwind_toward_spelling): Move
2750	decl...
2751	* include/line-map.h
2752	(linemap_macro_map_loc_unwind_toward_spelling): ...here,
2753	converting from static to extern.
2754
27552016-03-09  David Malcolm  <dmalcolm@redhat.com>
2756
2757	PR c/68473
2758	PR c++/70105
2759	* include/line-map.h (source_range::debug): Delete.
2760	(struct location_range): Update comment.  Replace
2761	expanded_location fields "m_start", "m_finish", and "m_caret" with
2762	a source_location field: "m_loc".
2763	(class rich_location): Reword comment.
2764	(rich_location::get_loc): Reimplement in terms of a new overloaded
2765	variant which takes an unsigned int.
2766	(rich_location::get_loc_addr): Delete.
2767	(rich_location::add_range): Drop params "start" and "finish" in
2768	favor of param "loc".  Drop overloaded variants taking a
2769	source_range or location_range *.
2770	(rich_location::lazily_expand_location): Delete in favor of...
2771	(rich_location::get_expanded_location): New decl.
2772	(rich_location::m_loc): Delete field.
2773	(rich_location::m_column_override): New field.
2774	* line-map.c (rich_location::rich_location):  Drop name of
2775	line_maps * param.  Update initializations for deletion of field
2776	"m_loc" and addition of field "m_column_override".  Reimplement
2777	body as a call to add_range.  Delete overloaded variant taking a
2778	source_range.
2779	(rich_location::get_loc): New function.
2780	(rich_location::lazily_expand_location): Delete in favor of...
2781	(rich_location::get_expanded_location): New function.
2782	(rich_location::override_column): Reimplement.
2783	(rich_location::add_range): Drop params "start" and "finish" in
2784	favor of param "loc".  Eliminate location expansion in favor of
2785	simply storing loc.  Drop overloaded variants taking a
2786	source_range or location_range *.
2787	(rich_location::set_range): Eliminate location expansion.
2788
27892016-02-29  David Malcolm  <dmalcolm@redhat.com>
2790
2791	PR preprocessor/69985
2792	(linemap_position_for_loc_and_offset): Rename param from "offset"
2793	to "column_offset".  Right-shift the column_offset by m_range_bits
2794	of the pertinent ordinary map whenever offsetting a
2795	source_location.  For clarity, offset the column by the column
2796	offset, rather than the other way around.
2797
27982016-02-23  David Malcolm  <dmalcolm@redhat.com>
2799
2800	PR preprocessor/69126
2801	PR preprocessor/69543
2802	* line-map.c (linemap_compare_locations): At the function top,
2803	replace inlined bodies of get_location_from_adhoc_loc with calls
2804	to get_location_from_adhoc_loc.  Add a pair of calls to
2805	get_location_from_adhoc_loc at the bottom of the function, to
2806	avoid meaningless comparisons of ad-hoc and non-ad-hoc locations.
2807
28082016-02-08  David Malcolm  <dmalcolm@redhat.com>
2809
2810	PR preprocessor/69664
2811	* errors.c (cpp_diagnostic_with_line): Only call
2812	rich_location::override_column if the column is non-zero.
2813	* line-map.c (rich_location::override_column): Update columns
2814	within m_ranges[0].  Add assertions to verify that doing so is
2815	sane.
2816
28172016-02-05  Jakub Jelinek  <jakub@redhat.com>
2818
2819	PR c++/69628
2820	* charset.c (cpp_interpret_charconst): Clear *PCHARS_SEEN
2821	and *UNSIGNEDP if bailing out early due to errors.
2822
28232016-01-28  Jakub Jelinek  <jakub@redhat.com>
2824
2825	PR pch/68176
2826	* files.c (_cpp_find_file): Set file->implicit_preinclude even if
2827	included from file->implicit_preinclude header.
2828
2829	* directives.c (destringize_and_run): Adjust prototype.
2830
28312016-01-27  David Malcolm  <dmalcolm@redhat.com>
2832
2833	PR preprocessor/69126
2834	* directives.c (destringize_and_run): Add expansion_loc param; use
2835	it when handling unexpanded pragmas to fixup the locations of the
2836	synthesized tokens.
2837	(_cpp_do__Pragma): Add expansion_loc param and use it when calling
2838	destringize_and_run.
2839	* internal.h (_cpp_do__Pragma): Add expansion_loc param.
2840	* macro.c (builtin_macro): Pass expansion location of _Pragma to
2841	_cpp_do__Pragma.
2842
28432016-01-14  David Malcolm  <dmalcolm@redhat.com>
2844
2845	PR preprocessor/69177
2846	* line-map.c (LINE_MAP_MAX_LOCATION_WITH_PACKED_RANGES): New
2847	constant.
2848	(LINE_MAP_MAX_LOCATION_WITH_COLS): Add note about unit tests
2849	to comment.
2850	(can_be_stored_compactly_p): Reduce threshold from
2851	LINE_MAP_MAX_LOCATION_WITH_COLS to
2852	LINE_MAP_MAX_LOCATION_WITH_PACKED_RANGES.
2853	(get_combined_adhoc_loc): Likewise.
2854	(get_range_from_loc): Likewise.
2855	(linemap_line_start): Ensure that a new ordinary map is created
2856	when transitioning from range-packing being enabled to disabled,
2857	at the LINE_MAP_MAX_LOCATION_WITH_PACKED_RANGES threshold.  Set
2858	range_bits to 0 for new ordinary maps when beyond this limit.
2859	Prevent the "increase the column bits of a freshly created map"
2860	optimization if the range bits has reduced.
2861
28622016-01-08  Jakub Jelinek  <jakub@redhat.com>
2863
2864	PR c++/69145
2865	* files.c (cpp_included_before): If IS_ADHOC_LOC (location), lookup
2866	real location from the line_table.
2867
28682016-01-04  Jakub Jelinek  <jakub@redhat.com>
2869
2870	Update copyright years.
2871
28722015-12-22  David Malcolm  <dmalcolm@redhat.com>
2873
2874	* line-map.c (get_combined_adhoc_loc): Remove condition
2875	on locus < RESERVED_LOCATION_COUNT when considering
2876	whether a caret == start == finish location can be
2877	simply stored as the caret location.
2878
28792015-12-07  David Malcolm  <dmalcolm@redhat.com>
2880
2881	* include/line-map.h (rich_location::set_range): Add line_maps *
2882	param; convert param from source_range to source_location.  Drop
2883	"overwrite_loc_p" param.
2884	* line-map.c (rich_location::set_range): Likewise, acting as if
2885	"overwrite_loc_p" were true, and getting range from the location.
2886
28872015-11-20  David Malcolm  <dmalcolm@redhat.com>
2888
2889	PR 62314
2890	* include/line-map.h (source_range::intersects_line_p): New
2891	method.
2892	(rich_location::~rich_location): New.
2893	(rich_location::add_fixit_insert): New method.
2894	(rich_location::add_fixit_remove): New method.
2895	(rich_location::add_fixit_replace): New method.
2896	(rich_location::get_num_fixit_hints): New accessor.
2897	(rich_location::get_fixit_hint): New accessor.
2898	(rich_location::MAX_FIXIT_HINTS): New constant.
2899	(rich_location::m_num_fixit_hints): New field.
2900	(rich_location::m_fixit_hints): New field.
2901	(class fixit_hint): New class.
2902	(class fixit_insert): New class.
2903	(class fixit_remove): New class.
2904	(class fixit_replace): New class.
2905	* line-map.c (source_range::intersects_line_p): New method.
2906	(rich_location::rich_location): Add initialization of
2907	m_num_fixit_hints to both ctors.
2908	(rich_location::~rich_location): New.
2909	(rich_location::add_fixit_insert): New method.
2910	(rich_location::add_fixit_remove): New method.
2911	(rich_location::add_fixit_replace): New method.
2912	(fixit_insert::fixit_insert): New.
2913	(fixit_insert::~fixit_insert): New.
2914	(fixit_insert::affects_line_p): New.
2915	(fixit_remove::fixit_remove): New.
2916	(fixit_remove::affects_line_p): New.
2917	(fixit_replace::fixit_replace): New.
2918	(fixit_replace::~fixit_replace): New.
2919	(fixit_replace::affects_line_p): New.
2920
29212015-11-19  Jakub Jelinek  <jakub@redhat.com>
2922
2923	PR preprocessor/60736
2924	* include/cpplib.h (cpp_errno_filename): New prototype.
2925	* errors.c (cpp_errno): Don't handle msgid "" specially, use
2926	_(msgid) instead of msgid as argument to cpp_error.
2927	(cpp_errno_filename): New function.
2928	* files.c (read_file_guts): Use cpp_errno_filename instead of
2929	cpp_errno.
2930	(open_file_failed): Likewise.  Use file->name if file->path is NULL
2931	in diagnostics.
2932
29332015-11-13  David Malcolm  <dmalcolm@redhat.com>
2934
2935	* errors.c (cpp_diagnostic): Pass pfile->line_table to
2936	rich_location ctor.
2937	(cpp_diagnostic_with_line): Likewise.
2938	* include/cpplib.h (struct cpp_token): Update comment for src_loc
2939	to indicate that the range of the token is "baked into" the
2940	source_location.
2941	* include/line-map.h (source_location): Update the descriptive
2942	comment to reflect the packing scheme for short ranges, adding
2943	worked examples of location encoding.
2944	(struct line_map_ordinary): Drop field "column_bits" in favor
2945	of field "m_column_and_range_bits"; add field "m_range_bits".
2946	(ORDINARY_MAP_NUMBER_OF_COLUMN_BITS): Delete.
2947	(location_adhoc_data): Add source_range field.
2948	(struct line_maps): Add fields "default_range_bits",
2949	"num_optimized_ranges" and "num_unoptimized_ranges".
2950	(get_combined_adhoc_loc): Add source_range param.
2951	(get_range_from_loc): New declaration.
2952	(pure_location_p): New prototype.
2953	(COMBINE_LOCATION_DATA):  Add source_range param.
2954	(SOURCE_LINE): Update for renaming of column_bits.
2955	(SOURCE_COLUMN): Likewise.  Shift the column right by the map's
2956	range_bits.
2957	(LAST_SOURCE_LINE_LOCATION): Update for renaming of column_bits.
2958	(linemap_position_for_line_and_column): Add line_maps * params.
2959	(rich_location::rich_location): Likewise.
2960	* lex.c (_cpp_lex_direct): Capture the range of the token, baking
2961	it into token->src_loc via a call to COMBINE_LOCATION_DATA.
2962	* line-map.c (LINE_MAP_MAX_COLUMN_NUMBER): Reduce from 1U << 17 to
2963	1U << 12.
2964	(location_adhoc_data_hash): Add the src_range into
2965	the hash value.
2966	(location_adhoc_data_eq): Require equality of the src_range
2967	values.
2968	(can_be_stored_compactly_p): New function.
2969	(get_combined_adhoc_loc): Add src_range param, and store it,
2970	via a bit-packing scheme for short ranges, otherwise within the
2971	lookaside table.  Remove the requirement that data is non-NULL.
2972	(get_range_from_adhoc_loc): New function.
2973	(get_range_from_loc): New function.
2974	(pure_location_p): New function.
2975	(linemap_add): Ensure that start_location has zero for the
2976	range_bits, unless we're past LINE_MAP_MAX_LOCATION_WITH_COLS.
2977	Initialize range_bits to zero.  Assert that the start_location
2978	is "pure".
2979	(linemap_line_start): Assert that the
2980	column_and_range_bits >= range_bits.
2981	Update determinination of whether we need to start a new map
2982	using the effective column bits, without the range bits.
2983	Use the set's default_range_bits in new maps, apart from
2984	those with column_bits == 0, which should also have 0 range_bits.
2985	Increase the column bits for new maps by the range bits.
2986	When adding lines to an existing map, use set->highest_line
2987	directly rather than offsetting highest by SOURCE_COLUMN.
2988	Add assertions to sanity-check the return value.
2989	(linemap_position_for_column): Offset to_column by range_bits.
2990	Update set->highest_location if necessary.
2991	(linemap_position_for_line_and_column): Add line_maps * param.
2992	Update the calculation to offset the column by range_bits, and
2993	conditionalize it on being <= LINE_MAP_MAX_LOCATION_WITH_COLS.
2994	Bound it by LINEMAPS_MACRO_LOWEST_LOCATION.  Update
2995	set->highest_location if necessary.
2996	(linemap_position_for_loc_and_offset): Handle ad-hoc locations;
2997	pass "set" to linemap_position_for_line_and_column.
2998	(linemap_macro_map_loc_unwind_toward_spelling): Add line_maps
2999	param.  Handle ad-hoc locations.
3000	(linemap_location_in_system_header_p): Pass on "set" to call to
3001	linemap_macro_map_loc_unwind_toward_spelling.
3002	(linemap_macro_loc_to_spelling_point): Retain ad-hoc locations.
3003	Pass on "set" to call to
3004	linemap_macro_map_loc_unwind_toward_spelling.
3005	(linemap_resolve_location): Retain ad-hoc locations.  Pass on
3006	"set" to call to linemap_macro_map_loc_unwind_toward_spelling.
3007	(linemap_unwind_toward_expansion):  Pass on "set" to call to
3008	linemap_macro_map_loc_unwind_toward_spelling.
3009	(linemap_expand_location): Extract the data pointer before
3010	extracting the location.
3011	(rich_location::rich_location): Add line_maps param; use it to
3012	extract the range from the source_location.
3013	* location-example.txt: Regenerate, showing new representation.
3014
30152015-11-06  David Malcolm  <dmalcolm@redhat.com>
3016
3017	* errors.c (cpp_diagnostic): Update for change in signature
3018	of "error" callback.
3019	(cpp_diagnostic_with_line): Likewise, calling override_column
3020	on the rich_location.
3021	* include/cpplib.h (struct cpp_callbacks): Within "error"
3022	callback, convert param from source_location to rich_location *,
3023	and drop column_override param.
3024	* include/line-map.h (struct source_range): New struct.
3025	(struct location_range): New struct.
3026	(class rich_location): New class.
3027	(linemap_client_expand_location_to_spelling_point): New declaration.
3028	* line-map.c (rich_location::rich_location): New ctors.
3029	(rich_location::lazily_expand_location): New method.
3030	(rich_location::override_column): New method.
3031	(rich_location::add_range): New methods.
3032	(rich_location::set_range): New method.
3033
30342015-11-06  David Malcolm  <dmalcolm@redhat.com>
3035
3036	* include/line-map.h (struct linemap_stats): Add fields
3037	"adhoc_table_size" and "adhoc_table_entries_used".
3038	* line-map.c (linemap_get_statistics): Populate above fields.
3039
30402015-11-04  Mikhail Maltsev  <maltsevm@gmail.com>
3041
3042	* config.in: Regenerate.
3043	* configure: Regenerate.
3044	* configure.ac: Remove ENABLE_CHECKING.
3045
30462015-11-03  Uros Bizjak  <ubizjak@gmail.com>
3047
3048	* lex.c (search_line_sse42): Correctly advance the pointer to an
3049	aligned address.
3050
30512015-11-02  David Malcolm  <dmalcolm@redhat.com>
3052
3053	* include/line-map.h (source_location): In the table in the
3054	descriptive comment, show UNKNOWN_LOCATION, BUILTINS_LOCATION,
3055	LINE_MAP_MAX_LOCATION_WITH_COLS, LINE_MAP_MAX_SOURCE_LOCATION.
3056	Add notes about ad-hoc values.
3057
30582015-10-21  Mikhail Maltsev  <maltsevm@gmail.com>
3059
3060	* include/line-map.h: Use CHECKING_P instead of ENABLE_CHECKING.
3061	* init.c: Likewise.
3062	* macro.c (struct macro_arg_token_iter, set_arg_token,
3063	macro_arg_token_iter_init, macro_arg_token_iter_forward,
3064	macro_arg_token_iter_get_token, macro_arg_token_iter_get_location,
3065	alloc_expanded_arg_mem, _cpp_backup_tokens): Likewise.
3066
3067	* config.in: Regenerate.
3068	* configure: Regenerate.
3069	* configure.ac (CHECKING_P): Define.
3070	* system.h (fancy_abort): Declare.
3071	(abort): Define.
3072	(gcc_assert): Define. Use CHECKING_P.
3073
30742015-10-13  Mikhail Maltsev  <maltsevm@gmail.com>
3075
3076	* system.h (CHECKING_P, gcc_checking_assert): Define.
3077
30782015-09-21  Manuel L��pez-Ib����ez  <manu@gcc.gnu.org>
3079
3080	PR c/66415
3081	* line-map.c (linemap_position_for_loc_and_offset): Handle the
3082	case of long lines encoded in multiple maps.
3083
30842015-09-07  Marek Polacek  <polacek@redhat.com>
3085
3086	* system.h (INTTYPE_MINIMUM): Rewrite to avoid shift warning.
3087
30882015-08-06  Yaakov Selkowitz  <yselkowi@redhat.com>
3089
3090	* configure: Regenerate.
3091
30922015-07-08  Thomas Schwinge  <thomas@codesourcery.com>
3093
3094	* include/line-map.h (RESERVED_LOCATION_COUNT): Change type to
3095	source_location.
3096
30972015-07-02  Paolo Carlini  <paolo.carlini@oracle.com>
3098
3099	PR preprocessor/53690
3100	* charset.c (_cpp_valid_ucn): Add cppchar_t * parameter and change
3101	return type to bool.  Fix encoding of \u0000 and \U00000000 in C++.
3102	(convert_ucn): Adjust call.
3103	* lex.c (forms_identifier_p): Likewise.
3104	* internal.h (_cpp_valid_ucn): Adjust declaration.
3105
31062015-06-30  Edward Smith-Rowland  <3dw4rd@verizon.net>
3107
3108	Implement N4197 - Adding u8 character literals
3109	* include/cpplib.h (UTF8CHAR, UTF8CHAR_USERDEF): New cpp tokens;
3110	(struct cpp_options): Add utf8_char_literals.
3111	* init.c (struct lang_flags): Add utf8_char_literals;
3112	(struct lang_flags lang_defaults): Add column for utf8_char_literals.
3113	* macro.c (stringify_arg()): Treat CPP_UTF8CHAR token;
3114	* expr.c (cpp_userdef_char_remove_type(), cpp_userdef_char_add_type()):
3115	Treat CPP_UTF8CHAR_USERDEF, CPP_UTF8CHAR tokens;
3116	(cpp_userdef_char_p()): Treat CPP_UTF8CHAR_USERDEF token;
3117	(eval_token(), _cpp_parse_expr()): Treat CPP_UTF8CHAR token.
3118	* lex.c (lex_string(), _cpp_lex_direct()): Include CPP_UTF8CHAR tokens.
3119	* charset.c (converter_for_type(), cpp_interpret_charconst()):
3120	Treat CPP_UTF8CHAR token.
3121
31222015-06-30  Uros Bizjak  <ubizjak@gmail.com>
3123
3124	* lex.c (search_line_sse42) [__GCC_ASM_FLAG_OUTPUTS__]: New main
3125	loop using asm flag outputs.
3126
31272015-06-08  Marek Polacek  <polacek@redhat.com>
3128
3129	PR c/66415
3130	* line-map.c (linemap_position_for_loc_and_offset): Remove
3131	linemap_assert_fails; reverse conditions.
3132
31332015-05-26  Manuel L��pez-Ib����ez  <manu@gcc.gnu.org>
3134
3135	* line-map.c (LINE_MAP_MAX_COLUMN_NUMBER
3136	LINE_MAP_MAX_LOCATION_WITH_COLS,LINE_MAP_MAX_SOURCE_LOCATION):
3137	New constants.
3138	(linemap_line_start): Use them.
3139	(linemap_position_for_column): Use them.
3140
31412015-05-20  David Malcolm  <dmalcolm@redhat.com>
3142
3143	* include/line-map.h (MAP_START_LOCATION): Eliminate the non-const
3144	variant, and tweak comment for the const variant.
3145	(ORDINARY_MAP_STARTING_LINE_NUMBER): Drop the non-const variant.
3146	(ORDINARY_MAP_INCLUDER_FILE_INDEX): Likewise.
3147	(ORDINARY_MAP_IN_SYSTEM_HEADER_P): Likewise.
3148	(SET_ORDINARY_MAP_NUMBER_OF_COLUMN_BITS): Delete.
3149	(ORDINARY_MAP_FILE_NAME): Drop the non-const variant.
3150	(MACRO_MAP_MACRO): Likewise.
3151	(MACRO_MAP_NUM_MACRO_TOKENS): Likewise.
3152	(MACRO_MAP_LOCATIONS): Likewise.
3153	(MACRO_MAP_EXPANSION_POINT_LOCATION): Likewise.
3154	* line-map.c (linemap_add): Replace writes through macros with
3155	direct field accesses.
3156	(linemap_enter_macro): Likewise.
3157	(linemap_line_start): Likewise.
3158
31592015-05-19  David Malcolm  <dmalcolm@redhat.com>
3160
3161	* directives.c (do_line): Strengthen local "map" from
3162	const line_map * to const line_map_ordinary *.
3163	(do_linemarker): Likewise.
3164	(_cpp_do_file_change): Assert that we're not dealing with
3165	a macro map.  Introduce local "ord_map" via a call to
3166	linemap_check_ordinary, guarded within the check for
3167	non-NULL.  Use it for typesafety.
3168	* files.c (cpp_make_system_header): Strengthen local "map" from
3169	const line_map * to const line_map_ordinary *.
3170	* include/cpplib.h (struct cpp_callbacks): Likewise for second
3171	parameter of "file_change" callback.
3172	* include/line-map.h (struct line_map): Convert from a struct
3173	containing a union to a base class.
3174	(struct line_map_ordinary): Convert to a subclass of line_map.
3175	(struct line_map_macro): Likewise.
3176	(linemap_check_ordinary): Strengthen return type from line_map *
3177	to line_map_ordinary *, and add a const-variant.
3178	(linemap_check_macro): New pair of functions.
3179	(ORDINARY_MAP_STARTING_LINE_NUMBER): Strengthen param from
3180	const line_map * to const line_map_ordinary *, eliminating call
3181	to linemap_check_ordinary.  Likewise for the non-const variant.
3182	(ORDINARY_MAP_INCLUDER_FILE_INDEX): Likewise.
3183	(ORDINARY_MAP_IN_SYSTEM_HEADER_P): Likewise.
3184	(ORDINARY_MAP_NUMBER_OF_COLUMN_BITS): Likewise.
3185	(ORDINARY_MAP_FILE_NAME): Likewise.
3186	(MACRO_MAP_MACRO): Strengthen param from const line_map * to
3187	const line_map_macro *.  Likewise for the non-const variant.
3188	(MACRO_MAP_NUM_MACRO_TOKENS): Likewise.
3189	(MACRO_MAP_LOCATIONS): Likewise.
3190	(MACRO_MAP_EXPANSION_POINT_LOCATION): Likewise.
3191	(struct maps_info): Replace with...
3192	(struct maps_info_ordinary):...this and...
3193	(struct maps_info_macro): ...this.
3194	(struct line_maps): Convert fields "info_ordinary" and
3195	"info_macro" to the above new structs.
3196	(LINEMAPS_MAP_INFO): Delete both functions.
3197	(LINEMAPS_MAPS): Likewise.
3198	(LINEMAPS_ALLOCATED): Rewrite both variants to avoid using
3199	LINEMAPS_MAP_INFO.
3200	(LINEMAPS_USED): Likewise.
3201	(LINEMAPS_CACHE): Likewise.
3202	(LINEMAPS_MAP_AT): Likewise.
3203	(LINEMAPS_ORDINARY_MAPS): Strengthen return type from line_map *
3204	to line_map_ordinary *.
3205	(LINEMAPS_ORDINARY_MAP_AT): Likewise.
3206	(LINEMAPS_LAST_ORDINARY_MAP): Likewise.
3207	(LINEMAPS_LAST_ALLOCATED_ORDINARY_MAP): Likewise.
3208	(LINEMAPS_MACRO_MAPS): Strengthen return type from line_map * to
3209	line_map_macro *.
3210	(LINEMAPS_MACRO_MAP_AT): Likewise.
3211	(LINEMAPS_LAST_MACRO_MAP): Likewise.
3212	(LINEMAPS_LAST_ALLOCATED_MACRO_MAP): Likewise.
3213	(linemap_map_get_macro_name): Strengthen param from
3214	const line_map * to const line_map_macro *.
3215	(SOURCE_LINE): Strengthen first param from const line_map * to
3216	const line_map_ordinary *, removing call to
3217	linemap_check_ordinary.
3218	(SOURCE_COLUMN): Likewise.
3219	(LAST_SOURCE_LINE_LOCATION): Likewise.
3220	(LAST_SOURCE_LINE): Strengthen first param from const line_map *
3221	to const line_map_ordinary *.
3222	(LAST_SOURCE_COLUMN): Likewise.
3223	(INCLUDED_FROM): Strengthen return type from line_map * to
3224	line_map_ordinary *., and second param from const line_map *
3225	to const line_map_ordinary *, removing call to
3226	linemap_check_ordinary.
3227	(MAIN_FILE_P): Strengthen param from const line_map * to
3228	const line_map_ordinary *, removing call to
3229	linemap_check_ordinary.
3230	(linemap_position_for_line_and_column): Strengthen param from
3231	const line_map * to const line_map_ordinary *.
3232	(LINEMAP_FILE): Strengthen param from const line_map * to
3233	const line_map_ordinary *, removing call to
3234	linemap_check_ordinary.
3235	(LINEMAP_LINE): Likewise.
3236	(LINEMAP_SYSP): Likewise.
3237	(linemap_resolve_location): Strengthen final param from
3238	const line_map ** to const line_map_ordinary **.
3239	* internal.h (CPP_INCREMENT_LINE): Likewise for local "map".
3240	(linemap_enter_macro): Strengthen return type from
3241	const line_map * to const line_map_macro *.
3242	(linemap_add_macro_token): Likewise for first param.
3243	* line-map.c (linemap_check_files_exited): Strengthen local "map"
3244	from const line_map * to const line_map_ordinary *.
3245	(new_linemap): Introduce local "map_size" and use it when
3246	calculating how large the buffer should be.  Rewrite based
3247	on change of info_macro and info_ordinary into distinct types.
3248	(linemap_add): Strengthen locals "map" and "from" from line_map *
3249	to line_map_ordinary *.
3250	(linemap_enter_macro): Strengthen return type from
3251	const line_map * to const line_map_macro *, and local "map" from
3252	line_map * to line_map_macro *.
3253	(linemap_add_macro_token): Strengthen param "map" from
3254	const line_map * to const line_map_macro *.
3255	(linemap_line_start): Strengthen local "map" from line_map * to
3256	line_map_ordinary *.
3257	(linemap_position_for_column): Likewise.
3258	(linemap_position_for_line_and_column): Strengthen first param
3259	from const line_map * to const line_map_ordinary *.
3260	(linemap_position_for_loc_and_offset): Strengthen local "map" from
3261	const line_map * to const line_map_ordinary *.
3262	(linemap_ordinary_map_lookup): Likewise for return type and locals
3263	"cached" and "result".
3264	(linemap_macro_map_lookup): Strengthen return type and locals
3265	"cached" and "result" from const line_map * to
3266	const line_map_macro *.
3267	(linemap_macro_map_loc_to_exp_point): Likewise for param "map".
3268	(linemap_macro_map_loc_to_def_point): Likewise.
3269	(linemap_macro_map_loc_unwind_toward_spelling): Likewise.
3270	(linemap_get_expansion_line): Strengthen local "map" from
3271	const line_map * to const line_map_ordinary *.
3272	(linemap_get_expansion_filename): Likewise.
3273	(linemap_map_get_macro_name): Strengthen param from
3274	const line_map * to const line_map_macro *.
3275	(linemap_location_in_system_header_p): Add call to
3276	linemap_check_ordinary in region guarded by
3277	!linemap_macro_expansion_map_p.  Introduce local "macro_map" via
3278	linemap_check_macro in other region, using it in place of "map"
3279	for typesafety.
3280	(first_map_in_common_1): Add calls to linemap_check_macro.
3281	(trace_include): Strengthen param "map" from const line_map * to
3282	const line_map_ordinary *.
3283	(linemap_macro_loc_to_spelling_point): Strengthen final param from
3284	const line_map ** to const line_map_ordinary **.  Replace a
3285	C-style cast with a const_cast, and add calls to
3286	linemap_check_macro and linemap_check_ordinary.
3287	(linemap_macro_loc_to_def_point): Likewise.
3288	(linemap_macro_loc_to_exp_point): Likewise.
3289	(linemap_resolve_location): Strengthen final param from
3290	const line_map ** to const line_map_ordinary **.
3291	(linemap_unwind_toward_expansion): Introduce local "macro_map" via
3292	a checked cast and use it in place of *map.
3293	(linemap_unwind_to_first_non_reserved_loc): Strengthen local
3294	"map1" from const line_map * to const line_map_ordinary *.
3295	(linemap_expand_location): Introduce local "ord_map" via a checked
3296	cast and use it in place of map.
3297	(linemap_dump): Make local "map" const.  Strengthen local
3298	"includer_map" from line_map * to const line_map_ordinary *.
3299	Introduce locals "ord_map" and "macro_map" via checked casts and
3300	use them in place of "map" for typesafety.
3301	(linemap_dump_location): Strengthen local "map" from
3302	const line_map * to const line_map_ordinary *.
3303	(linemap_get_file_highest_location): Update for elimination of
3304	union.
3305	(linemap_get_statistics): Strengthen local "cur_map" from
3306	line_map * to const line_map_macro *.  Update uses of sizeof to
3307	use the appropriate line_map subclasses.
3308	* macro.c (_cpp_warn_if_unused_macro): Add call to
3309	linemap_check_ordinary.
3310	(builtin_macro): Strengthen local "map" from const line_map * to
3311	const line_map_macro *.
3312	(enter_macro_context): Likewise.
3313	(replace_args): Likewise.
3314	(tokens_buff_put_token_to): Likewise for param "map".
3315	(tokens_buff_add_token): Likewise.
3316
33172015-05-13  David Malcolm  <dmalcolm@redhat.com>
3318
3319	* include/line-map.h (source_location): Add a reference to
3320	location-example.txt to the descriptive comment.
3321	* location-example.txt: New file.
3322
33232015-05-13  David Malcolm  <dmalcolm@redhat.com>
3324
3325	* include/line-map.h (MAX_SOURCE_LOCATION): Convert from a macro
3326	to a const source_location.
3327	(RESERVED_LOCATION_COUNT): Likewise.
3328	(linemap_check_ordinary): Convert from a macro to a pair of inline
3329	functions, for const/non-const arguments.
3330	(MAP_START_LOCATION): Likewise.
3331	(ORDINARY_MAP_STARTING_LINE_NUMBER): Likewise.
3332	(ORDINARY_MAP_INCLUDER_FILE_INDEX): Likewise.
3333	(ORDINARY_MAP_IN_SYSTEM_HEADER_P): Likewise.
3334	(ORDINARY_MAP_NUMBER_OF_COLUMN_BITS): Convert from a macro to a
3335	pair of inline functions, for const/non-const arguments, where the
3336	latter is named...
3337	(SET_ORDINARY_MAP_NUMBER_OF_COLUMN_BITS): New function.
3338	(ORDINARY_MAP_FILE_NAME): Convert from a macro to a pair of inline
3339	functions, for const/non-const arguments.
3340	(MACRO_MAP_MACRO): Likewise.
3341	(MACRO_MAP_NUM_MACRO_TOKENS): Likewise.
3342	(MACRO_MAP_LOCATIONS): Likewise.
3343	(MACRO_MAP_EXPANSION_POINT_LOCATION): Likewise.
3344	(LINEMAPS_MAP_INFO): Likewise.
3345	(LINEMAPS_MAPS): Likewise.
3346	(LINEMAPS_ALLOCATED): Likewise.
3347	(LINEMAPS_USED): Likewise.
3348	(LINEMAPS_CACHE): Likewise.
3349	(LINEMAPS_ORDINARY_CACHE): Likewise.
3350	(LINEMAPS_MACRO_CACHE): Likewise.
3351	(LINEMAPS_MAP_AT): Convert from a macro to an inline function.
3352	(LINEMAPS_LAST_MAP): Likewise.
3353	(LINEMAPS_LAST_ALLOCATED_MAP): Likewise.
3354	(LINEMAPS_ORDINARY_MAPS): Likewise.
3355	(LINEMAPS_ORDINARY_MAP_AT): Likewise.
3356	(LINEMAPS_ORDINARY_ALLOCATED): Likewise.
3357	(LINEMAPS_ORDINARY_USED): Likewise.
3358	(LINEMAPS_LAST_ORDINARY_MAP): Likewise.
3359	(LINEMAPS_LAST_ALLOCATED_ORDINARY_MAP): Likewise.
3360	(LINEMAPS_MACRO_MAPS): Likewise.
3361	(LINEMAPS_MACRO_MAP_AT): Likewise.
3362	(LINEMAPS_MACRO_ALLOCATED): Likewise.
3363	(LINEMAPS_MACRO_USED): Likewise.
3364	(LINEMAPS_MACRO_LOWEST_LOCATION): Likewise.
3365	(LINEMAPS_LAST_MACRO_MAP): Likewise.
3366	(LINEMAPS_LAST_ALLOCATED_MACRO_MAP): Likewise.
3367	(IS_ADHOC_LOC): Likewise.
3368	(COMBINE_LOCATION_DATA): Likewise.
3369	(SOURCE_LINE): Likewise.
3370	(SOURCE_COLUMN): Likewise.
3371	(LAST_SOURCE_LINE_LOCATION): Likewise.
3372	(LAST_SOURCE_LINE): Likewise.
3373	(LAST_SOURCE_COLUMN): Likewise.
3374	(LAST_SOURCE_LINE_LOCATION)
3375	(INCLUDED_FROM): Likewise.
3376	(MAIN_FILE_P): Likewise.
3377	(LINEMAP_FILE): Likewise.
3378	(LINEMAP_LINE): Likewise.
3379	(LINEMAP_SYSP): Likewise.
3380	(linemap_location_before_p): Likewise.
3381	* line-map.c (linemap_check_files_exited): Make local "map" const.
3382	(linemap_add): Use SET_ORDINARY_MAP_NUMBER_OF_COLUMN_BITS.
3383	(linemap_line_start): Likewise.
3384
33852015-05-13  Michael Haubenwallner  <michael.haubenwallner@ssi-schaefer.com>
3386
3387	* aclocal.m4: Regenerated with automake-1.11.6.
3388
33892015-05-13  David Malcolm  <dmalcolm@redhat.com>
3390
3391	* include/line-map.h (linemap_assert): Move up within the file to
3392	before all of the map accessor macros.
3393	(linemap_assert_fails): Likewise.
3394	(linemap_check_ordinary): Likewise.
3395	(linemap_macro_expansion_map_p): Likewise.
3396
33972015-05-12  David Malcolm  <dmalcolm@redhat.com>
3398
3399	* directives.c (do_line): Set seen_line_directive on line_table.
3400	(do_linemarker): Likewise.
3401	* include/line-map.h (struct line_maps): Add new field
3402	"seen_line_directive".
3403
34042015-05-08  Jason Merrill  <jason@redhat.com>
3405
3406	* include/cpplib.h: Add CPP_W_CXX11_COMPAT.
3407	(struct cpp_options): Add cpp_warn_cxx11_compat.
3408	* init.c (cpp_create_reader): Initialize it.
3409	* lex.c (lex_string): Add -Wc++11-compat warning.
3410
34112015-05-05  David Malcolm  <dmalcolm@redhat.com>
3412
3413	* pch.c (cpp_valid_state): Fix indentation so that it reflects the
3414	block structure.
3415
34162015-05-05  David Malcolm  <dmalcolm@redhat.com>
3417
3418	* include/line-map.h: Fix comment at the top of the file.
3419	(source_location): Rewrite and expand the comment for this
3420	typedef, adding an ascii-art table to clarify how source_location
3421	values are allocated.
3422	* line-map.c: Fix comment at the top of the file.
3423
34242015-04-09  Richard Biener  <rguenther@suse.de>
3425
3426	PR pch/65550
3427	* files.c (pch_open_file): Allow main and pre-included files
3428	when trying to open a PCH.
3429
34302015-04-06  Jakub Jelinek  <jakub@redhat.com>
3431
3432	PR preprocessor/61977
3433	* lex.c (cpp_peek_token): If peektok is CPP_EOF, back it up
3434	with all tokens peeked by the current function.
3435
34362015-04-02  Jakub Jelinek  <jakub@redhat.com>
3437
3438	PR preprocessor/61977
3439	* lex.c (cpp_peek_token): Temporarily clear pfile->cb.line_change.
3440
34412015-03-23  Jakub Jelinek  <jakub@redhat.com>
3442
3443	PR preprocessor/65238
3444	* internal.h (_cpp_scan_out_logical_line): Add third argument.
3445	* directives.c (prepare_directive_trad): Pass false to it.
3446	* traditional.c (_cpp_read_logical_line_trad,
3447	_cpp_create_trad_definition): Likewise.
3448	(struct fun_macro): Add paramc field.
3449	(fun_like_macro): New function.
3450	(maybe_start_funlike): Handle NODE_BUILTIN macros.  Initialize
3451	macro->paramc field.
3452	(save_argument): Use macro->paramc instead of
3453	macro->node->value.macro->paramc.
3454	(push_replacement_text): Formatting fix.
3455	(recursive_macro): Use fun_like_macro helper.
3456	(_cpp_scan_out_logical_line): Likewise.  Add BUILTIN_MACRO_ARG
3457	argument.  Initialize fmacro.paramc field.  Handle builtin
3458	function-like macros.
3459
34602015-03-16  Edward Smith-Rowland  <3dw4rd@verizon.net>
3461
3462	PR c++/64626
3463	* lex.c (lex_number): If a number ends with digit-seps (') skip back
3464	and let lex_string take them.
3465
34662015-03-02  Markus Trippelsdorf  <markus@trippelsdorf.de>
3467
3468	PR target/65261
3469	* lex.c (search_line_fast): Silence ubsan errors.
3470
34712015-02-03    <dodji@redhat.com>
3472
3473	PR preprocessor/64803
3474	* internal.h (cpp_reader::top_most_macro_node): New data member.
3475	* macro.c (enter_macro_context): Pass the location of the end of
3476	the top-most invocation of the function-like macro, or the
3477	location of the expansion point of the top-most object-like macro.
3478	(cpp_get_token_1): Store the top-most macro node in the new
3479	pfile->top_most_macro_node data member.
3480	(_cpp_pop_context): Clear the new cpp_reader::top_most_macro_node
3481	data member.
3482
34832015-01-30  Szabolcs Nagy  <szabolcs.nagy@arm.com>
3484
3485	* lex.c (search_line_fast): Change __ARM_NEON__ to __ARM_NEON.
3486
34872015-01-23  Marek Polacek  <polacek@redhat.com>
3488
3489	DR#412
3490	PR preprocessor/60570
3491	* directives.c (do_elif): Don't evaluate #elif conditionals
3492	when they don't need to be.
3493
34942015-01-16  Jakub Jelinek  <jakub@redhat.com>
3495
3496	* expr.c (cpp_classify_number): Add N_() around ?: string
3497	literals used in cpp_error_with_line call as format string.
3498
34992015-01-05  Jakub Jelinek  <jakub@redhat.com>
3500
3501	Update copyright years.
3502
35032014-12-19  Jakub Jelinek  <jakub@redhat.com>
3504
3505	PR preprocessor/63831
3506	* directives.c (lex_macro_node): Remove __has_attribute__ handling.
3507	* internal.h (struct spec_node): Remove n__has_attribute__ field.
3508	(struct lexer_state): Remove in__has_attribute__ field.
3509	* macro.c (_cpp_builtin_macro_text): Handle BT_HAS_ATTRIBUTE.
3510	* identifiers.c (_cpp_init_hashtable): Remove __has_attribute__
3511	handling.
3512	* init.c (builtin_array): Add __has_attribute and __has_cpp_attribute.
3513	(cpp_init_special_builtins): Don't initialize __has_attribute
3514	or __has_cpp_attribute if CLK_ASM or pfile->cb.has_attribute is NULL.
3515	* traditional.c (enum ls): Remove ls_has_attribute,
3516	ls_has_attribute_close.
3517	(_cpp_scan_out_logical_line): Remove __has_attribute__ handling.
3518	* include/cpplib.h (enum cpp_builtin_type): Add BT_HAS_ATTRIBUTE.
3519	* pch.c (cpp_read_state): Remove __has_attribute__ handling.
3520	* expr.c (eval_token): Likewise.
3521	(parse_has_attribute): Removed.
3522
35232014-12-11  Uros Bizjak  <ubizjak@gmail.com>
3524
3525	* directives.c (cpp_define_formatted): Use xvasprintf.
3526
35272014-12-05  Manuel L��pez-Ib����ez  <manu@gcc.gnu.org>
3528
3529	* line-map.c (linemap_position_for_loc_and_offset): Add new
3530	linemap_assert_fails.
3531
35322014-12-02  Manuel L��pez-Ib����ez  <manu@gcc.gnu.org>
3533
3534	* include/line-map.h (linemap_assert_fails): Declare.
3535	* line-map.c (linemap_position_for_loc_and_offset): Use it.
3536
35372014-12-02  Manuel L��pez-Ib����ez  <manu@gcc.gnu.org>
3538
3539	* line-map.c (linemap_add): Fix typo.
3540	(linemap_line_start): Fix whitespace.
3541
35422014-11-29  John Schmerge  <jbschmerge@gmail.com>
3543
3544	PR preprocessor/41698
3545	* charset.c (one_utf8_to_utf16): Do not produce surrogate pairs
3546	for 0xffff.
3547
35482014-11-25  Jakub Jelinek  <jakub@redhat.com>
3549
3550	PR preprocessor/60436
3551	* line-map.c (linemap_line_start): If highest is above 0x60000000
3552	and we are still tracking columns or highest is above 0x70000000,
3553	force add_map.
3554
35552014-11-20  Uros Bizjak  <ubizjak@gmail.com>
3556
3557	PR target/63966
3558	* lex.c [__i386__ || __x86_64__]: Compile special SSE functions
3559	only for (__GNUC__ >= 5 || !defined(__PIC__)).
3560
35612014-11-13  Manuel L��pez-Ib����ez  <manu@gcc.gnu.org>
3562
3563	* include/line-map.h: Include EXPR, so that unused variable warnings
3564	do not occur.
3565
35662014-11-11  Manuel L��pez-Ib����ez  <manu@gcc.gnu.org>
3567
3568	PR fortran/44054
3569	* include/line-map.h (linemap_position_for_loc_and_offset):
3570	Declare.
3571	* line-map.c (linemap_position_for_loc_and_offset): New.
3572
35732014-11-11  David Malcolm  <dmalcolm@redhat.com>
3574
3575	* ChangeLog.jit: New.
3576
35772014-11-10  Edward Smith-Rowland  <3dw4rd@verizon.net>
3578
3579	* include/cpplib.h (cpp_callbacks): Add has_attribute.
3580	* internal.h (lexer_state): Add in__has_attribute__.
3581	* directives.c (lex_macro_node): Prevent use of __has_attribute__
3582	as a macro.
3583	* expr.c (parse_has_attribute): New function; (eval_token): Look for
3584	__has_attribute__ and route to parse_has_attribute.
3585	* identifiers.c (_cpp_init_hashtable): Initialize n__has_attribute__.
3586	* pch.c (cpp_read_state): Initialize n__has_attribute__.
3587	* traditional.c (enum ls): Add ls_has_attribute, ls_has_attribute_close;
3588	(_cpp_scan_out_logical_line): Attend to __has_attribute__.
3589
35902014-11-06  Joseph Myers  <joseph@codesourcery.com>
3591
3592	* include/cpp-id-data.h (struct cpp_macro): Update comment
3593	regarding parameters.
3594	* include/cpplib.h (struct cpp_macro_arg, struct cpp_identifier):
3595	Add spelling fields.
3596	(struct cpp_token): Update comment on macro_arg.
3597	* internal.h (_cpp_save_parameter): Add extra argument.
3598	(_cpp_spell_ident_ucns): New declaration.
3599	* lex.c (lex_identifier): Add SPELLING argument.  Set *SPELLING to
3600	original spelling of identifier.
3601	(_cpp_lex_direct): Update calls to lex_identifier.
3602	(_cpp_spell_ident_ucns): New function, factored out of
3603	cpp_spell_token.
3604	(cpp_spell_token): Adjust FORSTRING argument semantics to return
3605	original spelling of identifiers.  Use _cpp_spell_ident_ucns in
3606	!FORSTRING case.
3607	(_cpp_equiv_tokens): Check spellings of identifiers and macro
3608	arguments are identical.
3609	* macro.c (macro_arg_saved_data): New structure.
3610	(paste_tokens): Use original spellings of identifiers from
3611	cpp_spell_token.
3612	(_cpp_save_parameter): Add argument SPELLING.  Save both canonical
3613	node and its value.
3614	(parse_params): Update calls to _cpp_save_parameter.
3615	(lex_expansion_token): Save spelling of macro argument tokens.
3616	(_cpp_create_definition): Extract canonical node from saved data.
3617	(cpp_macro_definition): Use UCNs in spelling of macro name.  Use
3618	original spellings of macro argument tokens and identifiers.
3619	* traditional.c (scan_parameters): Update call to
3620	_cpp_save_parameter.
3621
36222014-11-05  Joseph Myers  <joseph@codesourcery.com>
3623
3624	PR preprocessor/9449
3625	* init.c (lang_defaults): Enable extended identifiers for C++ and
3626	C99-based standards.
3627
36282014-10-22  Alan Modra  <amodra@gmail.com>
3629
3630	* symtab.c (ht_create): Use obstack_specify_allocation in place of
3631	_obstack_begin.
3632	* files.c (_cpp_init_files): Likewise.
3633	* init.c (cpp_create_reader): Likewise.
3634	* identifiers.c (_cpp_init_hashtable): Likewise.
3635
36362014-10-14  Manuel L��pez-Ib����ez  <manu@gcc.gnu.org>
3637
3638	* include/line-map.h (linemap_location_from_macro_expansion_p):
3639	const struct line_maps * argument.
3640	(linemap_position_for_line_and_column): const struct line_map *
3641	argument.
3642	* line-map.c (linemap_add_macro_token): Use correct argument name
3643	in comment.
3644	(linemap_position_for_line_and_column): const struct line_map *
3645	argument.
3646	(linemap_macro_map_loc_to_def_point): Fix comment. Make static.
3647	(linemap_location_from_macro_expansion_p): const struct line_maps *
3648	argument.
3649	(linemap_resolve_location): Fix argument names in comment.
3650
36512014-10-03  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3652
3653	* lex.c (search_line_fast): Add new version to be used for Power8
3654	and later targets when Altivec is enabled.  Restrict the existing
3655	Altivec version to big-endian systems so that lvsr is not used on
3656	little endian, where it is deprecated.  Remove LE-specific code
3657	from the now-BE-only version.
3658
36592014-10-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3660	    Jeff Law  <law@redhat.com>
3661
3662	* charset.c (convert_no_conversion): Reallocate memory with 25%
3663	headroom.
3664
36652014-10-01  Edward Smith-Rowland  <3dw4rd@verizon.net>
3666
3667	Implement SD-6: SG10 Feature Test Recommendations
3668	* internal.h (lexer_state, spec_nodes): Add in__has_include__.
3669	* directives.c: Support __has_include__ builtin.
3670	* expr.c (parse_has_include): New function to parse __has_include__
3671	builtin; (eval_token()): Use it.
3672	* files.c (_cpp_has_header()): New funtion to look for header;
3673	(open_file_failed()): Not an error to not find a header file for
3674	__has_include__.
3675	* identifiers.c (_cpp_init_hashtable()): Add entry for __has_include__.
3676	* pch.c (cpp_read_state): Lookup __has_include__.
3677	* traditional.c (enum ls, _cpp_scan_out_logical_line()): Walk through
3678	__has_include__ statements.
3679
36802014-09-30  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3681
3682	PR preprocessor/58893
3683	* errors.c (cpp_diagnostic): Fix possible out of bounds access.
3684	* files.c (_cpp_stack_include): Initialize src_loc for IT_CMDLINE.
3685
36862014-09-24  Marek Polacek  <polacek@redhat.com>
3687
3688	PR c/61405
3689	PR c/53874
3690	* include/cpplib.h (enum cpp_ttype): Define CPP_KEYWORD.
3691
36922014-09-17  Jan Hubicka  <hubicka@ucw.cz>
3693
3694	* charset.c (conversion): Rename to ...
3695	(cpp_conversion): ... this one; update.
3696	* files.c (file_hash_entry): Rename to ...
3697	(cpp_file_hash_entry): ... this one ; update.
3698
36992014-09-17  Marek Polacek  <polacek@redhat.com>
3700
3701	PR c/61854
3702	* init.c (struct lang_flags): Remove cplusplus_comments.
3703	(cpp_set_lang): Likewise.
3704	(post_options): Likewise.
3705	* lex.c (_cpp_lex_direct): Disallow C++ style comments in C90/C94.
3706
37072014-09-09  Manuel L��pez-Ib����ez  <manu@gcc.gnu.org>
3708
3709	* include/cpplib.h (struct cpp_options): Declare warn_normalize as
3710	int instead of enum.
3711
37122014-09-04  Manuel L��pez-Ib����ez  <manu@gcc.gnu.org>
3713
3714	* macro.c (replace_args): Use cpp_pedwarning, cpp_warning and
3715	CPP_W flags.
3716	* include/cpplib.h: Add CPP_W_C90_C99_COMPAT and CPP_W_PEDANTIC.
3717	* init.c (cpp_create_reader): Do not init to -1 here.
3718	* expr.c (num_binary_op): Use cpp_pedwarning.
3719
37202014-08-29  Manuel L��pez-Ib����ez  <manu@gcc.gnu.org>
3721
3722	* directives.c (check_eol_1): New.
3723	(check_eol_endif_labels): New.
3724	(check_eol): Call check_eol_1.
3725	(do_else,do_endif): Call check_eol_endif_labels.
3726
37272014-08-29  Manuel L��pez-Ib����ez  <manu@gcc.gnu.org>
3728
3729	* macro.c (warn_of_redefinition): Suppress warnings for builtins
3730	that lack the NODE_WARN flag, unless Wbuiltin-macro-redefined.
3731	(_cpp_create_definition): Use Wbuiltin-macro-redefined for
3732	builtins that lack the NODE_WARN flag.
3733	* directives.c (do_undef): Likewise.
3734	* init.c (cpp_init_special_builtins): Do not change flags
3735	depending on Wbuiltin-macro-redefined.
3736
37372014-08-28  Edward Smith-Rowland  <3dw4rd@verizon.net>
3738
3739	PR cpp/23827 - standard C++ should not have hex float preprocessor
3740	tokens
3741	* libcpp/init.c (lang_flags): Change CXX98 flag for extended numbers
3742	from 1 to 0.
3743	* libcpp/expr.c (cpp_classify_number): Weite error message for improper
3744	use of hex floating literal.
3745
37462014-08-23  Edward Smith-Rowland  <3dw4rd@verizon.net>
3747
3748	* include/cpplib.h (enum c_lang): Add CLK_GNUCXX1Z, CLK_CXX1Z;
3749	Rename CLK_GNUCXX1Y, CLK_CXX1Y to CLK_GNUCXX14, CLK_CXX14;
3750	* init.c (struct lang_flags lang_defaults): Add column for trigraphs;
3751	Add rows for CLK_GNUCXX1Z, CLK_CXX1Z; (cpp_set_lang): Set trigraphs;
3752	(cpp_init_builtins): Set __cplusplus to 201402L for C++14;
3753	Set __cplusplus to 201500L for C++17.
3754	* expr.c (cpp_classify_number): Change C++1y to C++14 in binary
3755	constants error message.
3756
37572014-08-20  Marek Polacek  <polacek@redhat.com>
3758
3759	* include/cpplib.h (cpp_options): Use signed char.
3760	* lex.c (_cpp_lex_direct): Don't warn in C++ mode.
3761
37622014-08-19  Marek Polacek  <polacek@redhat.com>
3763
3764	* lex.c (_cpp_lex_direct): Fix a typo.
3765
37662014-08-19  Marek Polacek  <polacek@redhat.com>
3767
3768	* charset.c (_cpp_valid_ucn): Warn only if -Wc90-c99-compat.
3769	* lex.c (_cpp_lex_direct): Likewise.
3770	* macro.c (replace_args): Likewise.
3771	(parse_params): Likewise.
3772	* include/cpplib.h (cpp_options): Change cpp_warn_c90_c99_compat
3773	to char.
3774
37752014-08-10 Marek Polacek  <polacek@redhat.com>
3776
3777	PR c/51849
3778	* lex.c (_cpp_lex_direct): Warn when -Wc90-c99-compat is in effect.
3779	* charset.c (_cpp_valid_ucn): Likewise.
3780	* include/cpplib.h (cpp_options): Add cpp_warn_c90_c99_compat.
3781	* macro.c (replace_args): Warn when -Wc90-c99-compat is in effect.
3782	(parse_params): Likewise.
3783
37842014-07-27  Marek Polacek  <polacek@redhat.com>
3785
3786	PR c/61861
3787	* macro.c (builtin_macro): Add location parameter.  Set
3788	location of builtin macro to the expansion point.
3789	(enter_macro_context): Pass location to builtin_macro.
3790
37912014-07-16  Dodji Seketeli  <dodji@redhat.com>
3792
3793	Support location tracking for built-in macro tokens
3794	* include/line-map.h (line_maps::builtin_location): New data
3795	member.
3796	(line_map_init): Add a new parameter to initialize the new
3797	line_maps::builtin_location data member.
3798	* line-map.c (linemap_init): Initialize the
3799	line_maps::builtin_location data member.
3800	* macro.c (builtin_macro): Create a macro map and track the token
3801	resulting from the expansion of a built-in macro.
3802
38032014-07-10  Edward Smith-Rowland  <3dw4rd@verizon.net>
3804	    Jonathan Wakely  <jwakely@redhat.com>
3805
3806	PR preprocessor/61389
3807	* macro.c (_cpp_arguments_ok, parse_params, create_iso_definition):
3808	Warning messages mention C++11 in c++ mode and C99 in c mode.
3809	* lex.c (lex_identifier_intern, lex_identifier): Ditto
3810
38112014-07-09  Edward Smith-Rowland  <3dw4rd@verizon.net>
3812
3813	PR c++/58155 - -Wliteral-suffix warns about tokens which are skipped
3814	by preprocessor
3815	* lex.c (lex_raw_string ()): Do not warn about invalid suffix
3816	if skipping. (lex_string ()): Ditto.
3817
38182014-06-04  Edward Smith-Rowland  <3dw4rd@verizon.net>
3819
3820	PR c++/61038
3821	* macro.c (stringify_arg (cpp_reader *, macro_arg *)):
3822	Combine user-defined escape logic with the other string and char logic.
3823
38242014-05-26  Richard Biener  <rguenther@suse.de>
3825
3826	* configure.ac: Remove long long and __int64 type checks,
3827	add check for uint64_t and fail if that wasn't found.
3828	* include/cpplib.h (cpp_num_part): Use uint64_t.
3829	* config.in: Regenerate.
3830	* configure: Likewise.
3831
38322014-05-21  Marek Polacek  <polacek@redhat.com>
3833
3834	PR c/61212
3835	* files.c (find_file_in_dir): Add parens around &&.
3836
38372014-05-20  Edward Smith-Rowland  <3dw4rd@verizon.net>
3838
3839	PR c++/61038
3840	* macro.c (stringify_arg (cpp_reader *, macro_arg *)):
3841	Check for user-defined literal strings and user-defined literal chars
3842	to escape necessary characters.
3843
38442014-05-20  Richard Biener  <rguenther@suse.de>
3845
3846	* configure.ac: Copy gcc logic of detecting a 64bit type.
3847	Remove HOST_WIDE_INT define.
3848	* include/cpplib.h: typedef cpp_num_part to a 64bit type,
3849	similar to how hwint.h does it.
3850	* config.in: Regenerate.
3851	* configure: Likewise.
3852
38532014-05-09  Joey Ye  <joey.ye@arm.com>
3854
3855	* files.c (find_file_in_dir): Always try to shorten for DOS
3856	non-system headers.
3857	* init.c (ENABLE_CANONICAL_SYSTEM_HEADERS): Default enabled for DOS.
3858
38592014-05-07  Richard Biener  <rguenther@suse.de>
3860
3861	* configure.ac: Always set need_64bit_hwint to yes.
3862	* configure: Regenerated.
3863
38642014-04-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3865
3866	* lex.c: Remove Solaris 9 reference.
3867
38682014-02-24  Walter Lee  <walt@tilera.com>
3869
3870	* configure.ac: Change "tilepro" triplet to "tilepro*".
3871	* configure: Regenerate.
3872
38732014-02-19  Jakub Jelinek  <jakub@redhat.com>
3874
3875	PR preprocessor/58844
3876	* macro.c (enter_macro_context): Only push
3877	macro_real_token_count (macro) tokens rather than
3878	macro->count tokens, regardless of
3879	CPP_OPTION (pfile, track-macro-expansion).
3880
38812014-02-07  Jakub Jelinek  <jakub@redhat.com>
3882
3883	PR preprocessor/56824
3884	* line-map.c (get_combined_adhoc_loc, linemap_get_expansion_line,
3885	linemap_get_expansion_filename, linemap_location_in_system_header_p,
3886	linemap_location_from_macro_expansion_p,
3887	linemap_macro_loc_to_spelling_point, linemap_macro_loc_to_def_point,
3888	linemap_macro_loc_to_exp_point, linemap_expand_location): Fix
3889	formatting.
3890	(linemap_compare_locations): Look through adhoc locations for both
3891	l0 and l1.
3892
38932014-01-23  Dodji Seketeli  <dodji@redhat.com>
3894
3895	PR PR preprocessor/58580
3896	* include/line-map.h (linemap_get_file_highest_location): Declare
3897	new function.
3898	* line-map.c (linemap_get_file_highest_location): Define it.
3899
39002014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
3901
3902	Update copyright years
3903
39042013-12-09  Joseph Myers  <joseph@codesourcery.com>
3905
3906	PR preprocessor/55715
3907	* expr.c (num_binary_op): Implement subtraction directly rather
3908	than with negation and falling through into addition case.
3909
39102013-11-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3911
3912	* lex.c (search_line_fast): Correct for little endian.
3913
39142013-11-15  Joseph Myers  <joseph@codesourcery.com>
3915
3916	* ucnid.tab: Add C11 and C11NOSTART data.
3917	* makeucnid.c (digit): Rename enum value to N99.
3918	(C11, N11, all_languages): New enum values.
3919	(NUM_CODE_POINTS, MAX_CODE_POINT): New macros.
3920	(flags, decomp, combining_value): Use NUM_CODE_POINTS as array
3921	size.
3922	(decomp): Use unsigned int as element type.
3923	(all_decomp): New array.
3924	(read_ucnid): Handle C11 and C11NOSTART.  Use MAX_CODE_POINT.
3925	(read_table): Use MAX_CODE_POINT.  Store all decompositions in
3926	all_decomp.
3927	(read_derived): Use MAX_CODE_POINT.
3928	(write_table): Use NUM_CODE_POINTS.  Print N99, C11 and N11
3929	flags.  Print whole array variable declaration rather than just
3930	array contents.
3931	(char_id_valid, write_context_switch): New functions.
3932	(main): Call write_context_switch.
3933	* ucnid.h: Regenerate.
3934	* include/cpplib.h (struct cpp_options): Add c11_identifiers.
3935	* init.c (struct lang_flags): Add c11_identifiers.
3936	(cpp_set_lang): Set c11_identifiers option from selected language.
3937	* internal.h (struct normalize_state): Document "previous" as
3938	previous starter character.
3939	(NORMALIZE_STATE_UPDATE_IDNUM): Take character as argument.
3940	* charset.c (DIG): Rename enum value to N99.
3941	(C11, N11): New enum values.
3942	(struct ucnrange): Give name to struct.  Use short for flags and
3943	unsigned int for end of range.  Include ucnid.h for whole variable
3944	declaration.
3945	(ucn_valid_in_identifier): Allow for characters up to 0x10FFFF.
3946	Allow for C11 in determining valid characters and valid start
3947	characters.  Use check_nfc for non-Hangul context-dependent
3948	checks.  Only store starter characters in nst->previous.
3949	(_cpp_valid_ucn): Pass new argument to
3950	NORMALIZE_STATE_UPDATE_IDNUM.
3951	* lex.c (lex_identifier): Pass new argument to
3952	NORMALIZE_STATE_UPDATE_IDNUM.  Call NORMALIZE_STATE_UPDATE_IDNUM
3953	after initial non-UCN part of identifier.
3954	(lex_number): Pass new argument to NORMALIZE_STATE_UPDATE_IDNUM.
3955
39562013-11-15  Joseph Myers  <joseph@codesourcery.com>
3957
3958	* ucnid.tab: Mark C99 digits as [C99DIG].
3959	* makeucnid.c (read_ucnid): Handle [C99DIG].
3960	(read_table): Don't check for digit characters.
3961	* ucnid.h: Regenerate.
3962
39632013-11-06  Tobias Burnus  <burnus@net-b.de>
3964
3965	* macro.c (_cpp_builtin_macro_text): Correct
3966	wording of two warnings.
3967
39682013-11-05  Tobias Burnus  <burnus@net-b.de>
3969
3970	* include/cpplib.h (CPP_W_DATE_TIME): Added.
3971	(cpp_options): Add warn_date_time.
3972	* init.c (cpp_create_reader): Init it.
3973	* macro.c (_cpp_builtin_macro_text): Warn when
3974	__DATE__/__TIME__/__TIMESTAMP__ is used.
3975
39762013-10-31  Edward Smith-Rowland  <3dw4rd@verizon.net>
3977
3978	Implement C++14 digit separators.
3979	* include/cpplib.h (cpp_options): Add digit_separators flag.
3980	* internal.h (DIGIT_SEP(c)): New macro.
3981	* expr.c (cpp_classify_number): Check improper placement of digit sep;
3982	(cpp_interpret_integer): Skip over digit separators.
3983	* init.c (lang_flags): Add digit_separators flag; (lang_defaults): Add
3984	digit separator flags per language; (cpp_set_lang): Set
3985	digit_separators
3986	* lex.c (lex_number): Add digits separator to allowable characters for
3987	C++14.
3988
39892013-10-15  David Malcolm  <dmalcolm@redhat.com>
3990
3991	* Makefile.in (PICFLAG): New.
3992	(ALL_CFLAGS): Add PICFLAG.
3993	(ALL_CXXFLAGS): Likewise.
3994	* configure.ac: Add --enable-host-shared, setting up new
3995	PICFLAG variable.
3996	* configure: Regenerate.
3997
39982013-08-07  Richard Earnshaw  <rearnsha@arm.com>
3999
4000	* configure.ac: Set need_64bit_hwint for all arm targets.
4001	* configure: Regenerated.
4002
40032013-07-20  Jakub Jelinek  <jakub@redhat.com>
4004
4005	PR preprocessor/57620
4006	* lex.c (lex_raw_string): Undo phase1 and phase2 transformations
4007	between R" and final " rather than only in between R"del( and )del".
4008
40092013-07-10  Jakub Jelinek  <jakub@redhat.com>
4010
4011	PR preprocessor/57824
4012	* lex.c (lex_raw_string): Allow reading new-lines if
4013	in_deferred_pragma or if parsing_args and there is still
4014	data in the current buffer.
4015
4016	* include/cpplib.h (cpp_token_val_index): Change parameter type to
4017	const cpp_token *.
4018	* lex.c (cpp_token_val_index): Likewise.
4019
4020	PR preprocessor/57757
4021	* lex.c (cpp_avoid_paste): Avoid pasting CPP_{,W,UTF8}STRING
4022	or CPP_STRING{16,32} with CPP_NAME or SPELL_LITERAL token that
4023	starts if a-zA-Z_.
4024
40252013-06-28  Ed Smith-Rowland  <3dw4rd@verizon.net>
4026
4027	* lex.c (lex_raw_string(), lex_string()): Constrain suffixes treated
4028	as concatenated literal and macro to just the patterns found in
4029	inttypes.h; (is_macro()): New.
4030
40312013-06-24  Dehao Chen  <dehao@google.com>
4032
4033	* files.c (_cpp_stack_include): Fix the highest_location when header
4034	file is guarded by #ifndef and is included twice.
4035
40362013-04-28  Jakub Jelinek  <jakub@redhat.com>
4037
4038	N3472 binary constants
4039	* include/cpplib.h (struct cpp_options): Fix a typo in user_literals
4040	field comment.  Add binary_constants field.
4041	* init.c (struct lang_flags): Add binary_constants field.
4042	(lang_defaults): Add bin_cst column to the table.
4043	(cpp_set_lang): Initialize CPP_OPTION (pfile, binary_constants).
4044	* expr.c (cpp_classify_number): Talk about C++11 instead of C++0x
4045	in diagnostics.  Accept binary constants if
4046	CPP_OPTION (pfile, binary_constants) even when pedantic.  Adjust
4047	pedwarn message.
4048
40492013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
4050
4051	* include/cpplib.h (enum c_lang): Add CLK_GNUCXX1Y and CLK_CXX1Y.
4052	* init.c (lang_defaults): Add defaults for the latter.
4053	(cpp_init_builtins): Define __cplusplus as 201300L for the latter.
4054	* lex.c (_cpp_lex_direct): Update.
4055
40562013-04-03  Sebastian Huber  <sebastian.huber@embedded-brains.de>
4057
4058	PR target/56771
4059	* configure.ac: Require 64-bit int for arm*-*-rtems*.
4060	* configure: Regenerate.
4061
40622013-03-06  Jakub Jelinek  <jakub@redhat.com>
4063
4064	PR middle-end/56461
4065	* internal.h (struct cpp_buffer): Add to_free field.
4066	(_cpp_pop_file_buffer): Add third argument.
4067	* files.c (_cpp_stack_file): Set buffer->to_free.
4068	(_cpp_pop_file_buffer): Add to_free argument.  Free to_free
4069	if non-NULL, and if equal to file->buffer_start, also clear
4070	file->buffer{,_start,_valid}.
4071	* directives.c (_cpp_pop_buffer): Pass buffer->to_free
4072	to _cpp_pop_file_buffer.
4073
40742013-03-01  Jakub Jelinek  <jakub@redhat.com>
4075
4076	PR middle-end/56461
4077	* files.c (_cpp_save_file_entries): Free result at the end.
4078	* pch.c (cpp_string_free): New function.
4079	(cpp_save_state): Use it in htab_create call.
4080	(cpp_write_pch_deps): Free ss->defs.  Destroy ss->definedhash.
4081
40822013-02-28  Jakub Jelinek  <jakub@redhat.com>
4083
4084	* files.c (_cpp_find_file): If returning early, before storing
4085	something to *hash_slot and *hash_slot is NULL, call htab_clear_slot
4086	on it.  Access *hash_slot using void * type rather than
4087	struct file_hash_entry * to avoid aliasing issues.
4088
4089	* configure.ac: Don't define ENABLE_CHECKING whenever
4090	--enable-checking is seen, instead use similar --enable-checking=yes
4091	vs. --enable-checking=release default as gcc/ subdir has and
4092	define ENABLE_CHECKING if ENABLE_CHECKING is defined in gcc/.
4093	Define ENABLE_VALGRIND_CHECKING if requested.
4094	* lex.c (new_buff): If ENABLE_VALGRIND_CHECKING, put _cpp_buff
4095	struct first in the allocated buffer and result->base after it.
4096	(_cpp_free_buff): If ENABLE_VALGRIND_CHECKING, free buff itself
4097	instead of buff->base.
4098	* config.in: Regenerated.
4099	* configure: Regenerated.
4100
41012013-02-13  Ed Smith-Rowland  <3dw4rd@verizon.net>
4102
4103	PR c++/55582
4104	* lex.c (lex_raw_string): Allow string literal with suffix
4105	beginning with 's' to be parsed as a C++11 user-defined literal.
4106
41072013-01-14  Richard Sandiford  <rdsandiford@googlemail.com>
4108
4109	Update copyright years.
4110
41112013-01-04  Paolo Carlini  <paolo.carlini@oracle.com>
4112
4113	PR c++/54526 (again)
4114	* lex.c (_cpp_lex_direct): In C++11 mode, implement 2.5 p3, bullet 2.
4115
41162013-01-03  Marc Glisse  <marc.glisse@inria.fr>
4117
4118	PR bootstrap/50177
4119	* line-map.c (get_combined_adhoc_loc): Cast from extern "C" type.
4120	(new_linemap): Likewise.
4121	(linemap_enter_macro): Likewise.
4122
41232012-12-03  Jakub Jelinek  <jakub@redhat.com>
4124
4125	PR bootstrap/55380
4126	PR other/54691
4127	* files.c (read_file_guts): Allocate extra 16 bytes instead of
4128	1 byte at the end of buf.  Pass size + 16 instead of size
4129	to _cpp_convert_input.
4130	* charset.c (_cpp_convert_input): Reallocate if there aren't
4131	at least 16 bytes beyond to.len in the buffer.  Clear 16 bytes
4132	at to.text + to.len.
4133
41342012-11-21  Steve Ellcey  <sellcey@mips.com>
4135
4136	PR pch/55399
4137	* files.c (pch_open_file): Fix check for implicit_preinclude.
4138
41392012-11-16  Simon Baldwin  <simonb@google.com>
4140
4141	* include/cpplib.h (struct cpp_options): Add canonical_system_headers.
4142	* files.c (find_file_in_dir): Call maybe_shorter_path() only if
4143	canonical_system_headers is set.
4144	* init.c (cpp_create_reader): Initialize canonical_system_headers.
4145	* configure.ac: Add new --enable-canonical-system-headers.
4146	* configure: Regenerate.
4147	* config.in: Regenerate.
4148
41492012-11-09  Ed Smith-Rowland  <3dw4rd@verizon.net>
4150
4151	PR c++/54413
4152	* include/cpplib.h (cpp_interpret_float_suffix): Add cpp_reader* arg.
4153	(cpp_interpret_int_suffix): Add cpp_reader* arg.
4154	* init.c (cpp_create_reader): Iitialize new flags.
4155	* expr.c (interpret_float_suffix): Use new flags.
4156	(cpp_interpret_float_suffix): Add cpp_reader* arg.
4157	(interpret_int_suffix): Use new flags.
4158	(cpp_interpret_int_suffix): Add cpp_reader* arg.
4159	(cpp_classify_number): Adjust calls to interpret_x_suffix.
4160
41612012-10-23  Ian Bolton  <ian.bolton@arm.com>
4162	    Jim MacArthur  <jim.macarthur@arm.com>
4163	    Marcus Shawcroft  <marcus.shawcroft@arm.com>
4164	    Nigel Stephens  <nigel.stephens@arm.com>
4165	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
4166	    Richard Earnshaw  <rearnsha@arm.com>
4167	    Sofiane Naci  <sofiane.naci@arm.com>
4168	    Stephen Thomas  <stephen.thomas@arm.com>
4169	    Tejas Belagod  <tejas.belagod@arm.com>
4170	    Yufeng Zhang  <yufeng.zhang@arm.com>
4171
4172	* configure.ac: Enable AArch64.
4173	* configure: Regenerate.
4174
41752012-10-23  Joseph Myers  <joseph@codesourcery.com>
4176
4177	* files.c (struct _cpp_file): Add implicit_preinclude.
4178	(pch_open_file): Allow a previously opened implicitly included
4179	file.
4180	(_cpp_find_file): Add implicit_preinclude argument.  Free file and
4181	do not call open_file_failed if implicit_preinclude.  Store
4182	implicit_preinclude value.
4183	(_cpp_stack_include, _cpp_fake_include, _cpp_compare_file_date):
4184	Update calls to _cpp_find_file.
4185	(_cpp_stack_include): Handle IT_DEFAULT.
4186	(cpp_push_default_include): New.
4187	* include/cpplib.h (cpp_push_default_include): Declare.
4188	* init.c (cpp_read_main_file): Update call to _cpp_find_file.
4189	* internal.h (enum include_type): Add IT_DEFAULT.
4190	(_cpp_find_file): Update prototype.
4191
41922012-10-15  Tobias Burnus  <burnus@net-b.de>
4193
4194	* files.c (read_file_guts, _cpp_save_file_entries): Free memory
4195	before returning.
4196	* lex.c (warn_about_normalization): Ditto.
4197	* mkdeps.c (deps_save): Ditto.
4198	* pch.c (cpp_valid_state): Ditto.
4199
42002012-10-04  Florian Weimer  <fweimer@redhat.com>
4201
4202	* directives.c (do_pragma_warning_or_error): New.
4203	(do_pragma_warning): New.
4204	(do_pragma_error): New.
4205	(_cpp_init_internal_pragmas): Register new pragmas.
4206
42072012-09-25  Dehao Chen  <dehao@google.com>
4208
4209	PR middle-end/54704
4210	* line-map.c (location_adhoc_data_hash): Fix the hash function.
4211
42122012-09-25  Dehao Chen  <dehao@google.com>
4213
4214	PR middle-end/54645
4215	* include/line-map.h (location_adhoc_data): Move location_adhoc_data
4216	into GC.
4217	(location_adhoc_data_map): Likewise.
4218	(line_maps): Likewise.
4219	(rebuild_location_adhoc_htab): New Function.
4220	* line-map.c (+rebuild_location_adhoc_htab): new Funcion.
4221	(get_combined_adhoc_loc): Move location_adhoc_data into GC.
4222	(location_adhoc_data_fini): Likewise.
4223	(linemap_init): Likewise.
4224	(location_adhoc_data_init): Remove Function.
4225
42262012-09-19  Dehao Chen  <dehao@google.com>
4227
4228	* include/line-map.h (MAX_SOURCE_LOCATION): New value.
4229	(location_adhoc_data_fini): New.
4230	(get_combined_adhoc_loc): New.
4231	(get_data_from_adhoc_loc): New.
4232	(get_location_from_adhoc_loc): New.
4233	(location_adhoc_data_map): New.
4234	(COMBINE_LOCATION_DATA): New.
4235	(IS_ADHOC_LOC): New.
4236	(expanded_location): New field.
4237	(line_maps): New field.
4238	* line-map.c (location_adhoc_data): New.
4239	(location_adhoc_data_hash): New.
4240	(location_adhoc_data_eq): New.
4241	(location_adhoc_data_update): New.
4242	(get_combined_adhoc_loc): New.
4243	(get_data_from_adhoc_loc): New.
4244	(get_location_from_adhoc_loc): New.
4245	(location_adhoc_data_init): New.
4246	(location_adhoc_data_fini): New.
4247	(linemap_init): Initialize location_adhoc_data.
4248	(linemap_lookup): Change to use new location.
4249	(linemap_ordinary_map_lookup): Likewise.
4250	(linemap_macro_map_lookup): Likewise.
4251	(linemap_macro_map_loc_to_def_point): Likewise.
4252	(linemap_macro_map_loc_unwind_toward_spel): Likewise.
4253	(linemap_get_expansion_line): Likewise.
4254	(linemap_get_expansion_filename): Likewise.
4255	(linemap_location_in_system_header_p): Likewise.
4256	(linemap_location_from_macro_expansion_p): Likewise.
4257	(linemap_macro_loc_to_spelling_point): Likewise.
4258	(linemap_macro_loc_to_def_point): Likewise.
4259	(linemap_macro_loc_to_exp_point): Likewise.
4260	(linemap_resolve_location): Likewise.
4261	(linemap_unwind_toward_expansion): Likewise.
4262	(linemap_unwind_to_first_non_reserved_loc): Likewise.
4263	(linemap_expand_location): Likewise.
4264	(linemap_dump_location): Likewise.
4265	(linemap_line_start): Likewise.
4266
42672012-05-25  Dodji Seketeli  <dodji@redhat.com>
4268
4269	PR preprocessor/53469
4270	* directives.c (do_pragma): Use the virtual location for the
4271	pragma token, instead of its spelling location.
4272
42732012-08-14   Diego Novillo  <dnovillo@google.com>
4274
4275	Merge from cxx-conversion branch.  Configury.
4276
4277	* Makefile.in: Remove all handlers of ENABLE_BUILD_WITH_CXX.
4278	* configure.ac: Likewise.
4279	* configure: Regenerate.
4280
42812012-08-14   Lawrence Crowl  <crowl@google.com>
4282
4283	Merge from cxx-conversion branch.  New C++ hash table.
4284
4285	* include/symtab.h (typedef struct ht hash_table): Change the typedef
4286	name to cpp_hash_table.  Update all users of the typedef.
4287
42882012-07-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
4289
4290	* include/line-map.h (line_map_macro): Use the "atomic" GTY option
4291	for the macro_locations field.
4292
42932011-06-19  Uros Bizjak  <ubizjak@gmail.com>
4294
4295	* lex.c (search_line_sse42): Use __builtin_ia32_loaddqu and
4296	__builtin_ia32_pcmpestri128 instead of asm.
4297
42982012-06-04  Dimitrios Apostolou <jimis@gmx.net>
4299
4300	* line-map.c (linemap_enter_macro): Don't zero max_column_hint in
4301	every macro. This improves performance by reducing the number of
4302	reallocations when track-macro-expansion is on.
4303
43042012-06-04  Dodji Seketeli  <dodji@redhat.com>
4305
4306	PR preprocessor/53463
4307	* line-map.c (linemap_location_in_system_header_p): For built-in
4308	macro tokens, check the first expansion point location that is not
4309	for a token coming from a built-in macro.
4310
43112012-05-29  Joseph Myers  <joseph@codesourcery.com>
4312
4313	* directives.c: Fix typos.
4314	* include/line-map.h: Fix typos.
4315	* line-map.c: Fix typos.
4316	* macro.c: Fix typos.
4317
43182012-05-25  Dodji Seketeli  <dodji@redhat.com>
4319
4320	PR bootstrap/53459
4321	* lex.c (search_line_fast): Avoid unused local typedefs to simulate
4322	a static assertion.
4323
43242012-05-29  Dodji Seketeli  <dodji@redhat.com>
4325
4326	PR preprocessor/53229
4327	* internal.h (cpp_reader::set_invocation_location): Remove.
4328	(cpp_reader::about_to_expand_macro_p): New member flag.
4329	* directives.c (do_pragma):  Remove Kludge as
4330	pfile->set_invocation_location is no more.
4331	* macro.c (cpp_get_token_1): Do away with the use of
4332	cpp_reader::set_invocation_location.  Just collect the macro
4333	expansion point when we are about to expand the top-most macro.
4334	Do not override cpp_reader::about_to_expand_macro_p.
4335	This fixes gcc.dg/cpp/paste12.c by making get_token_no_padding
4336	properly handle locations of expansion points.
4337	(cpp_get_token_with_location): Adjust, as
4338	cpp_reader::set_invocation_location is no more.
4339	(paste_tokens): Take a virtual location parameter for
4340	the LHS of the pasting operator.  Use it in diagnostics.  Update
4341	comments.
4342	(paste_all_tokens): Tighten the assert.  Propagate the location of
4343	the expansion point when no virtual locations are available.
4344	Pass the virtual location to paste_tokens.
4345	(in_macro_expansion_p): New static function.
4346	(enter_macro_context): Set the cpp_reader::about_to_expand_macro_p
4347	flag until we really start expanding the macro.
4348
43492012-05-16  Dodji Seketeli  <dodji@redhat.com>
4350
4351	PR preprocessor/7263
4352	* include/cpplib.h (cpp_classify_number): Take a location
4353	parameter.
4354	* expr.c (SYNTAX_ERROR_AT, SYNTAX_ERROR2_AT): New diagnostic
4355	macros that take a location parameter.
4356	(cpp_classify_number): Take a (virtual) location parameter.  Use
4357	it for diagnostics.  Adjust comments.
4358	(eval_token): Take a location parameter.  Pass it to
4359	cpp_classify_number and to diagnostic routines.
4360	(_cpp_parse_expr): Use virtual locations of tokens when parsing
4361	expressions.  Pass a virtual location to eval_token and to
4362	diagnostic routines.
4363
43642012-05-10  Tristan Gingold  <gingold@adacore.com>
4365
4366	* expr.c (interpret_float_suffix): Add a guard.
4367
43682012-05-02  Dodji Seketeli  <dodji@redhat.com>
4369
4370	Properly initialize cpp_context in destringize_and_run
4371	* directives.c (destringize_and_run): Properly initialize the new
4372	context.
4373	* macro.c (_cpp_pop_context): Assert that we shouldn't try to pop
4374	the initial base context, which has the same life time as the
4375	current instance of cpp_file.
4376
43772012-04-30  Manuel L��pez-Ib����ez  <manu@gcc.gnu.org>
4378	    Dodji Seketeli  <dodji@seketeli.org>
4379
4380	PR c++/52974
4381	* libcpp/files.c (maybe_shorter_path): New.
4382	(find_file_in_dir): Use it.
4383
43842012-04-30  Dodji Seketeli  <dodji@redhat.com>
4385
4386	Switch -ftrack-macro-expansion=2 on by default.
4387	* init.c (cpp_create_reader): Switch -ftrack-macro-expansion=2 on
4388	by default.  Add comments.
4389
4390	Strip "<built-in>" loc from displayed expansion context
4391	* include/line-map.h (linemap_unwind_toward_expansion): Fix typo
4392	in comment.
4393	(linemap_unwind_to_first_non_reserved_loc): Declare new function.
4394	* line-map.c (linemap_unwind_to_first_non_reserved_loc): Define
4395	new function.
4396
4397	Fix expansion point loc for macro-like tokens
4398	* macro.c (macro_of_context): New static function.
4399	(_cpp_push_token_context, push_extended_tokens_context): If the
4400	macro argument is NULL, it means we are continuing the expansion
4401	of the current macro, if any.  Update comments.
4402	(_cpp_pop_context): Re-enable expansion of the macro only when we
4403	are really out of the context of the current expansion.
4404
4405	Fix token pasting with -ftrack-macro-expansion
4406	* macro.c (paste_all_tokens): Put the token resulting from pasting
4407	into an extended token context with -ftrack-macro-location is in
4408	effect.
4409
4410	Fix cpp_sys_macro_p with -ftrack-macro-expansion
4411	* macro.c (cpp_sys_macro_p):  Support -ftrack-macro-expansion.
4412
44132012-04-29  Dodji Seketeli  <dodji@redhat.com>
4414
4415	* lex.c (lex_raw_string): Change C++ style comments into C style
4416	comments.
4417	(lex_string): Likewise.
4418
44192012-04-27   Ollie Wild  <aaw@google.com>
4420
4421	* include/cpplib.h (struct cpp_options): Add new field,
4422	warn_literal_suffix.
4423	(CPP_W_LITERAL_SUFFIX): New enum.
4424	* init.c (cpp_create_reader): Default initialization of
4425	warn_literal_suffix.
4426	* lex.c (lex_raw_string): Treat user-defined literals which don't
4427	begin with '_' as separate tokens and produce a warning.
4428	(lex_string): Ditto.
4429
44302012-04-26  Manuel L��pez-Ib����ez  <manu@gcc.gnu.org>
4431
4432	* line-map.c (linemap_resolve_location): Synchronize comments with
4433	those in line-map.h.
4434	* include/line-map.h (linemap_resolve_location): Fix spelling in
4435	comment.
4436
44372012-03-22  Richard Earnshaw  <rearnsha@arm.com>
4438
4439	* lex.c (search_line_fast): Provide Neon-optimized version for ARM.
4440
44412012-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4442
4443	* lex.c: Remove Solaris 8 reference.
4444
44452012-02-14  Walter Lee  <walt@tilera.com>
4446
4447	* configure.ac: Require 64-bit hwint for tilegx and tilepro.
4448	* configure: Regenerate.
4449
44502012-01-09  Richard Guenther  <rguenther@suse.de>
4451
4452	* macro.c (_cpp_builtin_macro_text): Remove unused variable map.
4453
44542012-01-09  Gary Funck  <gary@intrepid.com>
4455
4456	PR preprocessor/33919
4457	* files.c (_cpp_get_file_name): New. Implement file name
4458	access function.
4459	* internal.h (_cpp_get_file_name): New prototype.
4460	* macro.c (_cpp_builtin_macro_text): Call _cpp_get_file_name()
4461	to use pfile->main_file in lieu of traversing INCLUDED_FROM chain.
4462
44632012-01-03  Olivier Hainque  <hainque@adacore.com>
4464
4465	* system.h: Prior to #define, #undef fopen and freopen unconditionally.
4466
44672011-12-20  Joseph Myers  <joseph@codesourcery.com>
4468
4469	* include/cpplib.h (CLK_GNUC1X): Change to CLK_GNUC11.
4470	(CLK_STDC1X): Change to CLK_STDC11.
4471	* init.c (lang_defaults): Update comments.
4472	(cpp_init_builtins): Update language tests.  Use 201112L for C11
4473	__STDC_VERSION__.
4474
44752011-12-20  Andreas Schwab  <schwab@linux-m68k.org>
4476
4477	* configure: Regenerate.
4478
44792011-12-19  Andreas Schwab  <schwab@linux-m68k.org>
4480
4481	* configure: Regenerate.
4482
44832011-12-07  Jakub Jelinek  <jakub@redhat.com>
4484
4485	PR bootstrap/50237
4486	* internal.h (_cpp_init_lexer): New prototype.
4487	* init.c (init_library): Call it.
4488	* lex.c (init_vectorized_lexer): Remove constructor attribute,
4489	add inline keyword.
4490	(HAVE_init_vectorized_lexer): Define.
4491	(_cpp_init_lexer): New function.
4492
44932011-12-03  Dodji Seketeli  <dodji@redhat.com>
4494
4495	* macro.c (tokens_buff_remove_last_token)
4496	(tokens_buff_put_token_to): Add an 'inline' function specifier to
4497	the prototype.
4498
44992011-11-22   Diego Novillo  <dnovillo@google.com>
4500
4501	* include/line-map.h (linemap_dump): Declare.
4502	(line_table_dump): Declare.
4503	* line-map.c (linemap_dump): New.
4504	(line_table_dump): New.
4505
45062011-11-21  Ed Smith-Rowland  <3dw4rd@verizon.net>
4507
4508	PR c++/50958
4509	* expr.c (cpp_userdef_char_remove_type): Fix typo.
4510
45112011-11-03  Michael Matz  <matz@suse.de>
4512
4513	PR bootstrap/50857
4514	* configure.ac: Check for -fno-exceptions -fno-rtti.
4515	* configure: Regenerate.
4516	* Makefile.in (NOEXCEPTION_FLAGS): New flag.
4517	(ALL_CXXFLAGS): Use it.
4518
45192011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>
4520
4521	* internal.h (uxstrdup, ustrchr): Return const unsigned char *.
4522
45232011-11-02  Jason Merrill  <jason@redhat.com>
4524
4525	PR c++/50810
4526	* configure.ac: Add -Wno-narrowing to warning options.
4527
45282011-10-31  Jason Merrill  <jason@redhat.com>
4529
4530	PR libstdc++/1773
4531	* init.c (cpp_init_builtins): Set __cplusplus for C++11.
4532
4533	PR c++/50920
4534	* include/cpplib.h (enum c_lang): Rename CLK_CXX0X to CLK_CXX11,
4535	CLK_GNUCXX0X to CLK_GNUCXX11.
4536
45372011-10-26  Ed Smith-Rowland  <3dw4rd@verizon.net>
4538
4539	Implement C++11 user-defined literals.
4540	* expr.c: (cpp_interpret_float_suffix, cpp_interpret_int_suffix,
4541	cpp_userdef_string_remove_type, cpp_userdef_string_add_type,
4542	cpp_userdef_char_remove_type, cpp_userdef_char_add_type,
4543	cpp_userdef_string_p, cpp_userdef_char_p, cpp_get_userdef_suffix): New.
4544	(cpp_classify_number): Classify unrecognized tokens as user-defined
4545	literals.
4546	* include/cpplib.h: Add new tokens for user-defined literals.
4547	* init.c: Add new preprocessor flag (cxx11).
4548	* lex.c: (lex_string, lex_raw_string): Handle user-defined literals
4549	including concatenation and promotion with suffixes.
4550
45512011-10-24  Dodji Seketeli  <dodji@redhat.com>
4552
4553	* line-map.c (linemap_macro_map_lookup): Fix logic.
4554
45552011-10-24  Dodji Seketeli  <dodji@redhat.com>
4556
4557	* include/line-map.h (linemap_expand_location): Take a line table
4558	parameter.  Update comment.
4559	(linemap_resolve_location): Update comment.
4560	(linemap_expand_location_full): Remove.
4561	* line-map.c (linemap_resolve_location):  Handle reserved
4562	locations; return a NULL map in those cases.
4563	(linemap_expand_location): If location is reserved, return a
4564	zeroed expanded location.  Update comment.  Take a line table to
4565	assert that the function takes non-virtual locations only.
4566	(linemap_expand_location_full): remove.
4567	(linemap_dump_location): Handle the fact that
4568	linemap_resolve_location can return NULL line maps when the
4569	location resolves to a reserved location.
4570
4571	* line-map.c (linemap_macro_map_lookup): Fix logic.
4572
45732011-10-22  Dodji Seketeli  <dodji@redhat.com>
4574
4575	PR bootstrap/50778
4576	* include/internal.h (_cpp_remaining_tokens_num_in_context): Take the
4577	context to act upon.
4578	* lex.c (_cpp_remaining_tokens_num_in_context): Likewise.  Update
4579	comment.
4580	(cpp_token_from_context_at): Likewise.
4581	(cpp_peek_token): Use the context to peek tokens from.
4582
45832011-10-20  Dodji Seketeli  <dodji@redhat.com>
4584
4585	PR bootstrap/50801
4586	* lex.c (_cpp_remaining_tokens_num_in_context): Fix computation of
4587	number of tokens.
4588
45892011-10-18  Dodji Seketeli  <dodji@redhat.com>
4590
4591	PR bootstrap/50760
4592	* include/line-map.h (struct linemap_stats): Change the type of
4593	the members from size_t to long.
4594	* macro.c (macro_arg_token_iter_init): Unconditionally initialize
4595	iter->location_ptr.
4596
45972011-10-17  Dodji Seketeli  <dodji@redhat.com>
4598
4599	* line-map.c (linemap_macro_map_loc_to_exp_point): Avoid setting a
4600	variable without using it if ENABLE_CHECKING is not defined.  Mark
4601	the LOCATION parameter as being unused.
4602
46032011-10-15  Tom Tromey  <tromey@redhat.com>
4604	    Dodji Seketeli  <dodji@redhat.com>
4605
4606	* include/line-map.h (struct line_maps::alloced_size_for_request):
4607	New member.
4608	* line-map.c (new_linemap): Use set->alloced_size_for_request to
4609	get the actual allocated size of line maps.
4610
46112011-10-15  Tom Tromey  <tromey@redhat.com>
4612	    Dodji Seketeli  <dodji@redhat.com>
4613
4614	* line-map.h (struct linemap_stats): Declare new struct.
4615	(linemap_get_statistics): Declare ...
4616	* line-map.c (linemap_get_statistics):  ... new function.
4617	* macro.c (num_expanded_macros_counter, num_macro_tokens_counter):
4618	Declare new counters.
4619	(enter_macro_context, replace_args): Update
4620	num_macro_tokens_counter.
4621	(cpp_get_token_1): Update num_expanded_macros_counter.
4622
46232011-10-15  Tom Tromey  <tromey@redhat.com>
4624	    Dodji Seketeli  <dodji@redhat.com>
4625
4626	* include/cpplib.h (struct cpp_options)<debug>: New struct member.
4627	* include/line-map.h (linemap_dump_location): Declare ...
4628	* line-map.c (linemap_dump_location): ... new function.
4629
46302011-10-15  Tom Tromey  <tromey@redhat.com>
4631	    Dodji Seketeli  <dodji@redhat.com>
4632
4633	* include/cpplib.h (struct cpp_options)<track_macro_expansion>:
4634	New option.
4635	* internal.h (struct macro_context): New struct.
4636	(enum context_tokens_kind): New enum.
4637	(struct cpp_context)<tokens_kind>: New member of type enum
4638	context_tokens_kind.
4639	(struct cpp_context)<macro>: Remove this.  Replace it with an enum
4640	of macro and  macro_context.
4641	(struct cpp_context)<direct_p>: Remove.
4642	(_cpp_remaining_tokens_num_in_context): Declare new function.
4643	* directives.c (destringize_and_run): Adjust.
4644	* lex.c (_cpp_remaining_tokens_num_in_context)
4645	(_cpp_token_from_context_at): Define new functions
4646	(cpp_peek_token): Use them.
4647	* init.c (cpp_create_reader): Initialize the base context to zero.
4648	(_cpp_token_from_context_at): Define new static function.
4649	(cpp_peek_token): Use new _cpp_remaining_tokens_num_in_context and
4650	_cpp_token_from_context_at.
4651	* macro.c (struct macro_arg)<virt_locs, expanded_virt_locs>: New
4652	members.
4653	(enum macro_arg_token_kind): New enum.
4654	(struct macro_arg_token_iter): New struct.
4655	(maybe_adjust_loc_for_trad_cpp, push_extended_tokens_context)
4656	(alloc_expanded_arg_mem, ensure_expanded_arg_room)
4657	(delete_macro_args, set_arg_token, get_arg_token_location)
4658	(arg_token_ptr_at, macro_arg_token_iter_init)
4659	(macro_arg_token_iter_get_token)
4660	(macro_arg_token_iter_get_location, macro_arg_token_iter_forward)
4661	(expanded_token_index, tokens_buff_new, tokens_buff_count)
4662	(tokens_buff_last_token_ptr, tokens_buff_put_token_to)
4663	(tokens_buff_add_token, tokens_buff_remove_last_token)
4664	(reached_end_of_context, consume_next_token_from_context): New
4665	static functions.
4666	(cpp_get_token_1): New static function. Split and extended from
4667	cpp_get_token.  Use reached_end_of_context and
4668	consume_next_token_from_context.  Unify its return point.  Move
4669	the location tweaking from cpp_get_token_with_location in here.
4670	(cpp_get_token): Use cpp_get_token_1
4671	(stringify_arg): Use the new arg_token_at.
4672	(paste_all_tokens): Support tokens coming from extended tokens
4673	contexts.
4674	(collect_args): Return the number of collected arguments, by
4675	parameter.  Store virtual locations of tokens that constitute the
4676	collected args.
4677	(funlike_invocation_p): Return the number of collected arguments,
4678	by parameter.
4679	(enter_macro_context): Add a parameter for macro expansion point.
4680	Pass it to replace_args and to the "used" cpp callback.  Get the
4681	number of function-like macro arguments from funlike_invocation_p,
4682	pass it to the new delete_macro_args to free the memory used by
4683	macro args.  When -ftrack-macro-expansion is in effect, for macros
4684	that have no arguments, create a macro map for the macro expansion
4685	and use it to allocate proper virtual locations for tokens
4686	resulting from the expansion.  Push an extended tokens context
4687	containing the tokens resulting from macro expansion and their
4688	virtual locations.
4689	(replace_args): Rename the different variables named 'count' into
4690	variables with more meaningful names.  Create a macro map;
4691	allocate virtual locations of tokens resulting from this
4692	expansion.  Use macro_arg_token_iter to iterate over tokens of a
4693	given macro.  Handle the case of the argument of
4694	-ftrack-macro-expansion being < 2.  Don't free macro arguments
4695	memory resulting from expand_arg here, as these are freed by the
4696	caller of replace_arg using delete_macro_args now.  Push extended
4697	token context.
4698	(next_context, push_ptoken_context, _cpp_push_token_context)
4699	(_cpp_push_text_context): Properly initialize the context.
4700	(expand_arg): Use the new alloc_expanded_arg_mem,
4701	push_extended_tokens_context, cpp_get_token_1, and set_arg_token.
4702	(_cpp_pop_context): Really free the memory held by the context.
4703	Handle freeing memory used by extended tokens contexts.
4704	(cpp_get_token_with_location): Use cpp_get_token_1.
4705	(cpp_sys_macro_p): Adjust.
4706	(_cpp_backup_tokens): Support the new kinds of token contexts.
4707	* traditional.c (recursive_macro): Adjust.
4708
47092011-10-15  Tom Tromey  <tromey@redhat>
4710	    Dodji Seketeli  <dodji@redhat.com>
4711
4712	* include/line-map.h (enum lc_reason)<LC_ENTER_MACRO>: New enum
4713	member.
4714	(MAX_SOURCE_LOCATION): New constant.
4715	(struct line_map_ordinary, struct line_map_macro): New structs.
4716	(struct line_map): Turn this into a union of the two above.  Add
4717	comments.
4718	(struct maps_info): New struct.
4719	(struct line_maps)<info_ordinary, info_macro>: Two new fields.
4720	These now carry the map information that was previously scattered
4721	in struct line_maps.
4722	(struct map_info::allocated): Fix comment.
4723	(MAP_START_LOCATION, ORDINARY_MAP_FILE_NAME)
4724	(ORDINARY_MAP_STARTING_LINE_NUMBER)
4725	(ORDINARY_MAP_INCLUDER_FILE_INDEX)
4726	(ORDINARY_MAP_IN_SYSTEM_HEADER_P)
4727	(ORDINARY_MAP_NUMBER_OF_COLUMN_BITS, MACRO_MAP_MACRO)
4728	(MACRO_MAP_NUM_MACRO_TOKENS MACRO_MAP_LOCATIONS)
4729	(MACRO_MAP_EXPANSION_POINT_LOCATION)
4730	(LOCATION_POSSIBLY_IN_MACRO_MAP_P, LINEMAPS_MAP_INFO)
4731	(LINEMAPS_MAPS, LINEMAPS_ALLOCATE, LINEMAPS_USED, LINEMAPS_CACHE)
4732	(LINEMAPS_LAST_MAP, LINEMAPS_LAST_ALLOCATED_MAP)
4733	(LINEMAPS_ORDINARY_MAPS, LINEMAPS_ORDINARY_ALLOCATED)
4734	(LINEMAPS_ORDINARY_USED, LINEMAPS_ORDINARY_CACHE)
4735	(LINEMAPS_LAST_ORDINARY_MAP, LINEMAPS_LAST_ALLOCATED_ORDINARY_MAP)
4736	(LINEMAPS_MACRO_MAPS, LINEMAPS_MACRO_ALLOCATED)
4737	(LINEMAPS_MACRO_USED, LINEMAPS_MACRO_CACHE)
4738	(LINEMAPS_LAST_MACRO_MAP, LINEMAPS_LAST_ALLOCATED_MACRO_MAP)
4739	(LINEMAPS_MAP_AT, LINEMAPS_ORDINARY_MAP_AT)
4740	(LINEMAPS_MACRO_MAP_AT): New accessors for ordinary and macro map
4741	information.
4742	(linemap_check_ordinary, linemap_assert)
4743	(linemap_location_before_p): New macros.
4744	(linemap_position_for_line_and_column)
4745	(linemap_tracks_macro_expansion_locs_p, linemap_add_macro_token)
4746	(linemap_macro_expansion_map_p)
4747	(linemap_macro_map_loc_to_def_point)
4748	(linemap_macro_map_loc_unwind_once)
4749	(linemap_macro_map_loc_to_exp_point, linemap_step_out_once)
4750	(linemap_get_source_line linemap_get_source_column)
4751	(linemap_map_get_macro_name, linemap_get_file_path)
4752	(linemap_location_in_system_header_p)
4753	(linemap_location_from_macro_expansion_p): Declare new functions.
4754	(SOURCE_LINE, SOURCE_COLUMN, LAST_SOURCE_LINE_LOCATION)
4755	(LINEMAP_FILE, LINEMAP_LINE, LINEMAP_SYSP): Assert that this
4756	accessors act on ordinary maps only.
4757	(INCLUDED_FROM): Return NULL for main files; use the new
4758	accessors.
4759	(LINEMAP_POSITION_FOR_COLUMN): Use the new accessors.
4760	(struct expanded_location): Move here from gcc/input.h
4761	(linemap_resolve_location, linemap_expand_location)
4762	(linemap_expand_location_full): Declare new functions.
4763	* line-map.c: Include cpplib.h, internal.h
4764	(linemap_enter_macro, linemap_add_macro_token)
4765	(linemap_get_expansion_line, linemap_get_expansion_filename): New
4766	functions that are private to libcpp.
4767	(linemap_assert): New macro.
4768	(linemap_macro_loc_to_exp_point, linemap_macro_loc_to_exp_point)
4769	(linemap_macro_loc_unwind, linemap_macro_map_loc_to_def_point)
4770	(linemap_macro_map_loc_unwind_toward_spelling)
4771	(linemap_macro_map_loc_to_exp_point)
4772	(first_map_in_common_1, first_map_in_common): New static
4773	functions.
4774	(new_linemap): Define new static functions.  Extracted and
4775	enhanced from ...
4776	(linemap_add): ... here.  Use linemap_assert in lieu of abort
4777	previously.
4778	(linemap_tracks_macro_expansion_locs_p)
4779	(linemap_add_macro_token, linemap_macro_expansion_map_p)
4780	(linemap_check_ordinary, linemap_macro_map_loc_to_exp_point)
4781	(linemap_macro_map_loc_to_def_point)
4782	(linemap_macro_map_loc_unwind_once)
4783	(linemap_step_out_once, linemap_map_get_index)
4784	(linemap_get_source_line,linemap_get_source_column)
4785	(linemap_get_file_path, linemap_map_get_macro_name)
4786	(linemap_location_in_system_header_p)
4787	(linemap_location_originated_from_system_header_p)
4788	(linemap_location_from_macro_expansion_p)
4789	(linemap_tracks_macro_expansion_locs_p)
4790	(linemap_resolve_location, linemap_expand_location)
4791	(linemap_expand_location_full)
4792	(linemap_tracks_macro_expansion_locs_p)
4793	(linemap_position_for_line_and_column, linemap_compare_locations):
4794	Define new public functions.
4795	(linemap_init): Initialize ordinary and macro maps information in
4796	the map set.
4797	(linemap_check_files_exited): Use the new accessors.
4798	(linemap_free): Remove this dead code.
4799	(linemap_line_start): Assert this uses an ordinary map.  Adjust to
4800	use the new ordinary map accessors and data structures.  Don't
4801	overflow past the lowest possible macro token's location.
4802	(linemap_position_for_column): Assert the ordinary maps of the map
4803	set are really ordinary.  Use ordinary map accessors.
4804	(linemap_lookup): Keep the same logic but generalize to allow
4805	lookup of both ordinary and macro maps.  Do not crash when called
4806	with an empty line table.
4807	* directives-only.c (_cpp_preprocess_dir_only): Adjust to use the
4808	new API of line-map.h.
4809	* directives.c (start_directive, do_line, do_linemarker)
4810	(do_linemarker): Likewise.
4811	* files.c (_cpp_find_file, _cpp_stack_include, open_file_failed)
4812	(make_cpp_dir, cpp_make_system_header): Likewise.
4813	* init.c (cpp_read_main_file): Likewise.
4814	* internal.h (CPP_INCREMENT_LINE): Likewise.
4815	(linemap_enter_macro, linemap_add_macro_token)
4816	(linemap_get_expansion_line, linemap_get_expansion_filename): New
4817	functions private to libcpp.
4818	* lex.c (_cpp_process_line_notes, _cpp_skip_block_comment)
4819	(skip_line_comment, skip_whitespace, lex_raw_string)
4820	(_cpp_lex_direct): Likewise.
4821	* macro.c (_cpp_builtin_macro_text): Likewise.
4822	(_cpp_aligned_alloc): Initialize the new name member of the macro.
4823	* traditional.c (copy_comment, _cpp_scan_out_logical_line):
4824	Likewise.
4825	* errors.c (cpp_diagnostic): Adjust to new linemap API.
4826
48272011-08-28  Dodji Seketeli  <dodji@redhat.com>
4828
4829	* line-map.c (linemap_add): Assert that reason must not be
4830	LC_RENAME when called for the first time on a "main input file".
4831
48322011-08-22  Gabriel Charette  <gchare@google.com>
4833
4834	* init.c (cpp_create_reader): Inititalize forced_token_location_p.
4835	* internal.h (struct cpp_reader): Add field forced_token_location_p.
4836	* lex.c (_cpp_lex_direct): Use forced_token_location_p.
4837	(cpp_force_token_locations): New.
4838	(cpp_stop_forcing_token_locations): New.
4839
48402011-08-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4841
4842	PR libstdc++/1773
4843	* init.c (cpp_init_builtins): Define __cplusplus 19971L.
4844
48452011-08-18  Joseph Myers  <joseph@codesourcery.com>
4846
4847	* include/cpplib.h (struct cpp_options): Fix typo.
4848
48492011-08-18  Joseph Myers  <joseph@codesourcery.com>
4850
4851	* include/cpplib.h (struct cpp_options): Add rliterals.
4852	* init.c  (struct lang_flags, lang_defaults): Add rliterals.
4853	(cpp_set_lang): Set rliterals option.
4854	(cpp_init_builtins): Define __STDC_UTF_16__ and __STDC_UTF_32__.
4855	* lex.c (_cpp_lex_direct): Only accept raw strings if rliterals.
4856
48572011-08-15  Gabriel Charette  <gchare@google.com>
4858
4859	* include/line-map.h (LINEMAP_POSITION_FOR_COLUMN): Remove.
4860	Update all users to use linemap_position_for_column instead.
4861
48622011-07-28  Gabriel Charette  <gchare@google.com>
4863
4864	* include/line-map.h (struct line_maps):
4865	Remove unused field last_listed. Update all users.
4866
48672011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
4868
4869	* configure.ac: Set need_64bit_hwint to yes for x86 targets.
4870	* configure: Regenerated.
4871
48722011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4873
4874	* system.h [__cplusplus]: Wrap C function declarations in extern "C".
4875
48762011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4877	    Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
4878
4879	PR bootstrap/49794
4880	* configure.ac: Test AM_ICONV with CXX.
4881	* configure: Regenerate.
4882	* system.h (HAVE_DESIGNATED_INITIALIZERS): Never define for C++.
4883
48842011-07-15  Dodji Seketeli  <dodji@redhat.com>
4885
4886	* directives.c (struct if_stack): Use source_location as type
4887	here.
4888	* include/cpplib.h (struct cpp_callbacks)<include, define, undef,
4889	indent, def_pragma, used_define, used_undef>: Properly use
4890	source_location as parameter type, rather than unsigned int.
4891
48922011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4893
4894	PR target/39150
4895	* configure.ac (host_wide_int): Handle x86_64-*-solaris2.1[0-9]
4896	like i[34567]86-*-solaris2.1[0-9]*.
4897	* configure: Regenerate.
4898
48992011-06-16  Jason Merrill  <jason@redhat.com>
4900
4901	PR c++/45399
4902	* lex.c (lex_raw_string): Don't check for embedded NUL.
4903
49042011-06-06  Dodji Seketeli  <dodji@redhat.com>
4905
4906	PR preprocessor/48532
4907	* directives.c (do_pragma): Don't forget the invocation location
4908	when parsing the pragma name of a namespaced pragma directive.
4909
49102011-05-29  John Tytgat  <John.Tytgat@aaug.net>
4911
4912	* files.c (read_file_guts): Add test on non-zero value of S_ISREG.
4913
49142011-05-22  Uros Bizjak  <ubizjak@gmail.com>
4915
4916	PR target/49104
4917	* lex.c (init_vectorized_lexer): Do not set "minimum" when __3dNOW_A__
4918	is defined.  Check bit_MMXEXT and bit_CMOV to use search_line_mmx.
4919
49202011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
4921
4922	* system.h (ENUM_BITFIELD): Remove.
4923
49242011-04-24  Jakub Jelinek  <jakub@redhat.com>
4925
4926	PR preprocessor/48740
4927	* lex.c (lex_raw_string): When raw string ends with
4928	??) followed by raw prefix and ", ensure it is preprocessed
4929	with ??) rather than ??].
4930
49312011-04-20  Jim Meyering  <meyering@redhat.com>
4932
4933	* files.c (destroy_cpp_file): Remove useless if-before-free.
4934	* init.c (cpp_destroy): Likewise.
4935	* macro.c (replace_args): Likewise.
4936	* pch.c (cpp_valid_state): Likewise.
4937
49382011-03-25  Kai Tietz  <ktietz@redhat.com>
4939
4940	* files.c (file_hash_eq): Use filename_cmp
4941	instead of strcmp.
4942	(nonexistent_file_hash_eq): Likewise.
4943	(remap_filename): Likewise.
4944	Handle absolute DOS-path,
4945	(append_file_to_dir): Check for IS_DIR_SEPARATOR
4946	instead of slash.
4947	(read_name_map): Likewise.
4948	* linemap.c (linemap_add): Use filename_cmp
4949	instead of strcmp.
4950	* mkdeps.c (apply_vpath): Use filename_ncmp
4951	instead of strncmp.
4952	(deps_restore): Use filename_cmp instead of
4953	strcmp.
4954	* init.c (read_original_directory): Use
4955	IS_DIR_SEPARATOR instead of checking for slash.
4956
49572011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
4958
4959	PR preprocessor/48192
4960	* directives.c (do_ifdef): Do not consider conditional macros as
4961	being defined.
4962	(do_ifndef): Ditto.
4963	* expr.c (parse_defined): Ditto.
4964
49652011-03-18  Richard Henderson  <rth@redhat.com>
4966
4967	PR bootstrap/45381
4968	* lex.c [ALTIVEC] (search_line_fast): Require gcc version 4.5.
4969
49702011-11-04  Eric Botcazou  <ebotcazou@adacore.com>
4971	    Jakub Jelinek  <jakub@redhat.com>
4972
4973	PR preprocessor/39213
4974	* directives.c (end_directive): Call _cpp_remove_overlay for deferred
4975	pragmas as well in traditional mode.
4976
49772010-11-17  Ian Lance Taylor  <iant@google.com>
4978
4979	PR bootstrap/45538
4980	* configure.ac: Use AC_USE_SYSTEM_EXTENSIONS.  Remove switch of
4981	AC_LANG based on ENABLE_BUILD_WITH_CXX.
4982
49832010-11-16  Kai Tietz  <kai.tietz@onevision.com>
4984
4985	PR preprocessor/17349
4986	* lex.c (save_comment): Handle in argument passing c++
4987	comments special.
4988
49892010-11-02  Ian Lance Taylor  <iant@google.com>
4990
4991	* configure.ac: Use AC_SYS_LARGEFILE.
4992	* configure: Rebuild.
4993	* config.in: Rebuild.
4994
49952010-10-19  Basile Starynkevitch  <basile@starynkevitch.net>
4996
4997	* line-map.h (source_location): Remove obsolete comment
4998	mentioning location_s.
4999
50002010-09-29  Kai Tietz  <kai.tietz@onevision.com>
5001
5002	PR preprocessor/45362
5003	* directives.c (cpp_pop_definition): Make static.
5004	(do_pragma_push_macro): Reworked to store text
5005	definition.
5006	(do_pragma_pop_macro): Add free text definition.
5007	(cpp_push_definition): Removed.
5008	* include/cpplib.h (cpp_push_definition): Removed.
5009	(cpp_pop_definition): Likewise.
5010	* internal.h (def_pragma_macro): Remove member 'value'
5011	and add new members 'definition', 'line',
5012	'syshdr', 'sued' and 'is_undef'.
5013	* pch.c (_cpp_restore_pushed_macros): Rework to work
5014	on text definition and store additional macro flags.
5015	(_cpp_save_pushed_macros): Likewise.
5016
50172010-09-29  Joseph Myers  <joseph@codesourcery.com>
5018
5019	* include/cpplib.h (cpp_options): Rename warn_deprecated,
5020	warn_traditional, warn_long_long and pedantic.
5021	* directives.c (directive_diagnostics, _cpp_handle_directive):
5022	Update names of cpp_options members.
5023	* expr.c (cpp_classify_number, eval_token): Update names of
5024	cpp_options members.
5025	* init.c (cpp_create_reader, post_options): Update names of
5026	cpp_options members.
5027	* internal.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Update names of
5028	cpp_options members.
5029	* macro.c (parse_params): Update names of cpp_options members.
5030
50312010-09-15  Ian Lance Taylor  <iant@google.com>
5032
5033	* init.c: Fix type name in comment.
5034
50352010-08-31  Jakub Jelinek  <jakub@redhat.com>
5036
5037	PR preprocessor/45457
5038	* expr.c (parse_defined): Call pfile->cb.user_builtin_macro hook if
5039	needed.
5040	* directives.c (do_ifdef, do_ifndef): Likewise.
5041
50422010-08-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5043
5044	* system.h [HAVE_INTTYPES_H]: Include inttypes.h.
5045
50462010-08-24  Richard Henderson  <rth@redhat.com>
5047
5048	PR bootstrap/45376
5049	* configure.ac (HAVE_SSE4): New check.
5050	* configure, config.in: Rebuild.
5051	* lex.c (search_line_sse42): Omit if !HAVE_SSE4.
5052
50532010-08-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5054
5055	* lex.c [__sun__ && __svr4__]: Disable init_vectorized_lexer
5056	etc. on Solaris 2/x86.
5057
50582010-08-21  Richard Henderson  <rth@redhat.com>
5059	    Andi Kleen <ak@linux.intel.com>
5060	    David S. Miller  <davem@davemloft.net>
5061
5062	* configure.ac (AC_C_BIGENDIAN, AC_TYPE_UINTPTR_T): New tests.
5063	(ssize_t): Check via AC_TYPE_SSIZE_T instead of AC_CHECK_TYPE.
5064	(ptrdiff_t): Check via AC_CHECK_TYPE.
5065	* config.in, configure: Rebuild.
5066	* system.h: Include stdint.h, if available.
5067	* lex.c (WORDS_BIGENDIAN): Provide default.
5068	(acc_char_mask_misalign, acc_char_replicate, acc_char_cmp,
5069	acc_char_index, search_line_acc_char, repl_chars, search_line_mmx,
5070	search_line_sse2, search_line_sse42, init_vectorized_lexer,
5071	search_line_fast): New.
5072	(_cpp_clean_line): Use search_line_fast.  Restructure the fast
5073	loop to make it clear when we're leaving the loop.  Stay in the
5074	fast loop for non-trigraph '?'.
5075
50762010-06-11  Jakub Jelinek  <jakub@redhat.com>
5077
5078	* include/cpplib.h (struct cpp_callbacks): Add user_builtin_macro
5079	callback.
5080	(enum cpp_builtin_type): Add BT_FIRST_USER and BT_LAST_USER.
5081	(cpp_macro_definition): Remove const qual from second argument.
5082	* macro.c (enter_macro_context): Call user_builtin_macro callback for
5083	NODE_BUILTIN !NODE_USED macros.
5084	(warn_of_redefinition): Likewise.  Remove const qual from second
5085	argument.
5086	(cpp_macro_definition): Likewise.
5087	* pch.c (write_macdef, save_macros): Call user_builtin_macro callback
5088	for NODE_BUILTIN !NODE_USED macros.
5089
50902010-06-10  Joseph Myers  <joseph@codesourcery.com>
5091
5092	* include/cpplib.h (struct cpp_options): Remove show_column.
5093	* init.c (cpp_create_reader, post_options): Don't set show_column.
5094
50952010-06-09  Joern Rennecke  <joern.rennecke@embecosm.com>
5096
5097	PR bootstrap/44432
5098	* configure.ac: Before using ZW_PROG_COMPILER_DEPENDENCIES for C++,
5099	check that C++ compiler works.
5100	* configure: Regenerate.
5101
51022010-06-08  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
5103
5104	* include/symtab.h (ht_identifier_ptr): New.
5105
51062010-06-03  Joern Rennecke <joern.rennecke@embecosm.com>
5107	    Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
5108
5109	PR bootstrap/42798
5110	* configure.ac: Check for declaration of 'basename(char *)'.
5111	* configure: Regenerate.
5112	* config.in: Regenerate.
5113
51142010-04-25  Joseph Myers  <joseph@codesourcery.com>
5115
5116	* include/cpplib.h (enum c_lang): Add CLK_GNUC1X and CLK_STDC1X.
5117	* init.c (lang_defaults): Add entries for new language variants.
5118	(cpp_init_builtins): Define __STDC_VERSION__ to 201000L for C1X
5119	variants.
5120
51212010-04-09  Manuel L��pez-Ib����ez <manu@gcc.gnu.org>
5122
5123	PR cpp/43195
5124	* files.c (report_missing_guard): Test for #pragma once.
5125
51262010-04-07  Simon Baldwin  <simonb@google.com>
5127
5128	* directives.c (do_diagnostic): Add warning reason argument,
5129	call appropriate error reporting function for code.
5130	(directive_diagnostics): Call specific warning functions with
5131	warning reason where appropriate.
5132	(do_error, do_warning, do_pragma_dependency): Add warning reason
5133	argument to do_diagnostic calls.
5134	* macro.c (_cpp_warn_if_unused_macro, enter_macro_context,
5135	_cpp_create_definition): Call specific warning functions with
5136	warning reason where appropriate.
5137	* Makefile.in: Add new diagnostic functions to gettext translations.
5138	* include/cpplib.h (struct cpp_callbacks): Add warning reason code
5139	to error callback.
5140	(CPP_DL_WARNING, CPP_DL_WARNING_SYSHDR, CPP_DL_PEDWARN, CPP_DL_ERROR,
5141	CPP_DL_ICE, CPP_DL_NOTE, CPP_DL_FATAL): Replace macros with enums.
5142	(CPP_W_NONE, CPP_W_DEPRECATED, CPP_W_COMMENTS,
5143	CPP_W_MISSING_INCLUDE_DIRS, CPP_W_TRIGRAPHS, CPP_W_MULTICHAR,
5144	CPP_W_TRADITIONAL, CPP_W_LONG_LONG, CPP_W_ENDIF_LABELS,
5145	CPP_W_NUM_SIGN_CHANGE, CPP_W_VARIADIC_MACROS,
5146	CPP_W_BUILTIN_MACRO_REDEFINED, CPP_W_DOLLARS, CPP_W_UNDEF,
5147	CPP_W_UNUSED_MACROS, CPP_W_CXX_OPERATOR_NAMES, CPP_W_NORMALIZE,
5148	CPP_W_INVALID_PCH, CPP_W_WARNING_DIRECTIVE): New enums for cpp
5149	warning reason codes.
5150	(cpp_warning, cpp_pedwarning, cpp_warning_syshdr,
5151	cpp_warning_with_line, cpp_pedwarning_with_line,
5152	cpp_warning_with_line_syshdr): New specific error reporting functions.
5153	* pch.c (cpp_valid_state): Call specific warning functions with
5154	warning reason where appropriate.
5155	* errors.c (cpp_diagnostic, cpp_diagnostic_with_line): New central
5156	diagnostic handlers.
5157	(cpp_warning, cpp_pedwarning, cpp_warning_syshdr,
5158	cpp_warning_with_line, cpp_pedwarning_with_line,
5159	cpp_warning_with_line_syshdr): New specific error reporting functions.
5160	* expr.c (cpp_classify_number, eval_token, num_unary_op): Call
5161	specific warning functions with warning reason where appropriate.
5162	* lex.c (_cpp_process_line_notes, _cpp_skip_block_comment,
5163	warn_about_normalization, lex_identifier_intern, lex_identifier,
5164	_cpp_lex_direct): Ditto.
5165	* charset.c (_cpp_valid_ucn, convert_hex, convert_escape,
5166	narrow_str_to_charconst): Ditto.
5167
51682010-04-06  Jakub Jelinek  <jakub@redhat.com>
5169
5170	PR preprocessor/43642
5171	* lex.c (lex_raw_string): Change type of TYPE variable to
5172	unsigned char.
5173
51742010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
5175
5176	* aclocal.m4: Regenerate.
5177
51782010-03-29  Jason Merrill  <jason@redhat.com>
5179
5180	More N3077 raw string changes
5181	* charset.c (cpp_interpret_string): Don't transform UCNs in raw
5182	strings.
5183	* lex.c (bufring_append): Split out from...
5184	(lex_raw_string): ...here.  Undo trigraph and line splicing
5185	transformations.  Do process line notes in multi-line literals.
5186	(_cpp_process_line_notes): Ignore notes that were already handled.
5187
5188	Some raw string changes from N3077
5189	* charset.c (cpp_interpret_string): Change inner delimiters to ().
5190	* lex.c (lex_raw_string): Likewise.  Also disallow '\' in delimiter.
5191
51922010-02-11  Jakub Jelinek  <jakub@redhat.com>
5193
5194	* init.c (read_original_filename): Don't call read_original_directory
5195	if _cpp_handle_directive returns 0.
5196
51972010-01-01  Joseph Myers  <joseph@codesourcery.com>
5198
5199	PR preprocessor/41947
5200	* expr.c (cpp_classify_number): Give error for hexadecimal
5201	floating-point constant with no digits before or after point.
5202
52032009-11-20  Arnaud Charlet  <charlet@adacore.com>
5204
5205	* macro.c (enter_macro_context): Call cb.used callback if defined.
5206	* directives.c (do_idef, do_ifndef): Ditto.
5207	* include/cpplib.h (struct cpp_callbacks): Add used callback.
5208
52092009-11-11  Kai Tietz  <kai.tietz@onevision.com>
5210
5211	* directives.c (do_pragma_push_macro): New pragma handler.
5212	(do_pragma_pop_macro): Likewise.
5213	(_cpp_init_internal_pragmas): Add push_macro and
5214	pop_macro handler to internal pragmas.
5215	(lex_macro_node_from_str): Removed.
5216	(cpp_push_definition): Replace lex_macro_node_from_str
5217	by _cpp_lex_identifier.
5218	(cpp_pop_definition): Likewise.
5219	* internal.h (_cpp_lex_identifier): New prototype.
5220	(def_pragma_macro): New structure.
5221	(cpp_reader): New member pushed_macros.
5222	* lex.c (_cpp_lex_identifier): New function.
5223	(lex_identifier_intern): New function.
5224	* init.c (cpp_create_reader): Initialize pushed_macros
5225	member.
5226	(cpp_destroy): Free elements in pushed_macros member.
5227	* pch.c (_cpp_save_pushed_macros): New function.
5228	(_cpp_restore_pushed_macros): Likewise.
5229	(_cpp_restore_pushed_macros): Use _cpp_save_pushed_macros.
5230	(cpp_read_state): Use _cpp_restore_pushed_macros.
5231
52322009-10-19  Jakub Jelinek  <jakub@redhat.com>
5233
5234	* charset.c (cpp_init_iconv): Initialize utf8_cset_desc.
5235	(_cpp_destroy_iconv): Destroy utf8_cset_desc, char16_cset_desc
5236	and char32_cset_desc.
5237	(converter_for_type): Handle CPP_UTF8STRING.
5238	(cpp_interpret_string): Handle CPP_UTF8STRING and raw-strings.
5239	* directives.c (get__Pragma_string): Handle CPP_UTF8STRING.
5240	(parse_include): Reject raw strings.
5241	* include/cpplib.h (CPP_UTF8STRING): New token type.
5242	* internal.h (struct cpp_reader): Add utf8_cset_desc field.
5243	* lex.c (lex_raw_string): New function.
5244	(lex_string): Handle u8 string literals, call lex_raw_string
5245	for raw string literals.
5246	(_cpp_lex_direct): Call lex_string even for u8" and {,u,U,L,u8}R"
5247	sequences.
5248	* macro.c (stringify_arg): Handle CPP_UTF8STRING.
5249
52502009-10-14  Jakub Jelinek  <jakub@redhat.com>
5251
5252	PR preprocessor/41543
5253	* include/line-map.h (RESERVED_LOCATION_COUNT): Define.
5254	* line-map.c (linemap_init): Initialize highest_location and
5255	highest_line to RESERVED_LOCATION_COUNT-1 instead of 0.
5256
52572009-10-09  Jason Merrill  <jason@redhat.com>
5258
5259	* charset.c (_cpp_valid_ucn): Update C++0x restrictions.
5260
52612009-10-09  Neil Vachharajani <nvachhar@google.com>
5262
5263	* directives.c (DIRECTIVE_TABLE): Remove DEPRECATED from ident and
5264	sccs.
5265
52662009-09-23  Loren J. Rittle  <ljrittle@acm.org>
5267
5268	* configure.ac (AC_CHECK_HEADERS after AC_LANG(C++)): Add sys/stat.h.
5269	* configure: Rebuilt.
5270
52712009-09-22  Richard Guenther  <rguenther@suse.de>
5272
5273	PR pch/38987
5274	* files.c (pch_open_file): Disallow non-toplevel PCH inclusion.
5275
52762009-09-18  Chris Demetriou  <cgd@google.com>
5277
5278	PR preprocessor/28435:
5279	* include/cpplib.h (struct cpp_options): Add new member
5280	deps.need_preprocessor_output.
5281	* files.c (open_file_failed): If preprocessor output is needed
5282	always report an error.
5283
52842009-09-13  Kai Tietz  <kai.tietz@onevision.com>
5285
5286	* configure.ac: Set for i?86-w64-mingw*
5287	need_64bit_hwint to yes.
5288	* configure: Regenerated.
5289
52902009-09-10  Jason Merrill  <jason@redhat.com>
5291
5292	* directives.c (cpp_define): constify.
5293
52942009-09-02  Ian Lance Taylor  <iant@google.com>
5295
5296	* macro.c (stringify_arg): Escape CPP_WCHAR tokens.
5297
52982009-08-24  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
5299
5300	* configure.ac (AC_PREREQ): Bump to 2.64.
5301
53022009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
5303
5304	* aclocal.m4: Regenerate.
5305	* config.in: Regenerate.
5306	* configure: Regenerate.
5307
53082009-08-17  Tom Tromey  <tromey@redhat.com>
5309
5310	PR preprocessor/41067:
5311	* charset.c (convert_escape): Add missing ":" to error text.
5312
53132009-07-27  Douglas B Rupp  <rupp@gnat.com>
5314
5315	* include/cpplib.h (INO_T_CPP): New macro.
5316	(struct cpp_dir): Use it.
5317
53182009-07-20  Jerry Quinn  <jlquinn@optonline.net>
5319
5320	PR regression/40800
5321	* configure.ac: Use = instead of == for testing
5322	ENABLE_BUILD_WITH_CXX.
5323	* configure: Rebuild.
5324
53252009-07-17  Jerry Quinn  <jlquinn@optonline.net>
5326
5327	* directives.c (do_linemarker, do_line): Use CPP_STRING for
5328	ignored enum value.
5329	* files.c (find_file_in_dir): Add cast from void* to char*.
5330	* symtab.c (ht_lookup_with_hash): Add cast from void* to char*.
5331	* Makefile.in: (WARN_CFLAGS): Use general and C-specific
5332	warnings.
5333	(CXX, CXXFLAGS, WARN_CXXFLAGS, ALL_CXXFLAGS,
5334	ENABLE_BUILD_WITH_CXX, CCDEPMODE, CXXDEPMODE, COMPILER,
5335	COMPILER_FLAGS): New.
5336	(DEPMODE): Set from CCDEPMODE or CXXDEPMODE.
5337	(COMPILE.base): Use COMPILER instead of CC.  Use COMPILER_FLAGS
5338	instead of ALL_CFLAGS.
5339	* configure.ac: Invoke AC_PROG_CXX.  Separate C-specific warnings
5340	from other warnings.  Add -Wc++-compat to C-specific warnings.
5341	Check for --enable-build-with-cxx.  Set and substitute
5342	ENABLE_BUILD_WITH_CXX.  Invoke ZW_PROG_COMPILER_DEPENDENCIES
5343	according to ENABLE_BUILD_WITH_CXX.  Invoke AC_LANG before
5344	AC_CHECK_HEADERS.
5345	* configure: Rebuild.
5346	* include/cpp-id-data.h: Remove extern "C".
5347	* include/line-map.h: Likewise.
5348	* include/mkdeps.h: Likewise.
5349	* include/symtab.h: Likewise.
5350	* internal.h: Likewise.
5351
53522009-06-23  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
5353
5354	* directives.c (parse_include): Add location argument. Update all
5355	calls.
5356	(parse_answer): Likewise.
5357	(do_include_common): Error with exact location.
5358	(parse_assertion): Likewise.
5359
53602009-06-18  Manuel L��pez-Ib����ez  <manu@gcc.gnu.org>
5361
5362	* expr.c (num_div_op): Take explicit location.
5363
53642009-06-17  Ian Lance Taylor  <iant@google.com>
5365
5366	* include/cpplib.h (progname): Don't declare.
5367
53682009-06-12  Ian Lance Taylor  <iant@google.com>
5369
5370	* include/cpplib.h (struct cpp_options): Add
5371	warn_cxx_operator_names field.
5372	(NODE_WARN_OPERATOR): Define.
5373	(struct cpp_hashnode): Increase flags field to 10 bits, decrease
5374	type to 6 bits.
5375	* init.c (mark_named_operators): Add flags parameter.
5376	(cpp_post_options): Pick flags value to pass to
5377	mark_named_operators.
5378	* lex.c (lex_identifier): If NODE_WARN_OPERATOR is set, warn that
5379	identifier is an operator name in C++.
5380
53812009-06-01  Aldy Hernandez  <aldyh@redhat.com>
5382
5383	* include/line-map.h (LAST_SOURCE_COLUMN): New.
5384
53852009-06-01  Ian Lance Taylor  <iant@google.com>
5386
5387	* include/cpp-id-data.h: Add extern "C".
5388	* include/line-map.h: Likewise.
5389	* include/mkdeps.h: Likewise.
5390	* include/symtab.h: Likewise.
5391	* internal.h: Likewise.
5392
53932009-05-15  Ian Lance Taylor  <iant@google.com>
5394
5395	* include/cpplib.h (enum cpp_builtin_type): Rename from enum
5396	builtin_type.  Change all uses.
5397
53982009-05-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
5399
5400	PR cpp/36674
5401	* directives (do_linemarker): Compensate for the increment in
5402	location that occurs when we reach the end of line.
5403	* files (_cpp_stack_include): Mention _cpp_find_file in the
5404	comment.
5405
54062009-05-10  Joseph Myers  <joseph@codesourcery.com>
5407
5408	* include/cpplib.h (enum cpp_token_fld_kind): Add
5409	CPP_TOKEN_FLD_TOKEN_NO.
5410	(struct cpp_macro_arg, struct cpp_identifier): Define.
5411	(union cpp_token_u): Use struct cpp_identifier for identifiers.
5412	Use struct cpp_macro_arg for macro arguments.  Add token_no for
5413	CPP_PASTE token numbers.
5414	* directives.c (_cpp_handle_directive, lex_macro_node, do_pragma,
5415	do_pragma_poison, parse_assertion): Use val.node.node in place of
5416	val.node.
5417	* expr.c (parse_defined, eval_token): Use val.node.node in place
5418	of val.node.
5419	* lex.c (cpp_ideq, _cpp_lex_direct, cpp_token_len,
5420	cpp_spell_token, cpp_output_token, _cpp_equiv_tokens,
5421	cpp_token_val_index): Use val.macro_arg.arg_no or val.token_no in
5422	place of val.arg_no.  Use val.node.node in place of val.node.
5423	* macro.c (replace_args, cpp_get_token, parse_params,
5424	lex_expansion_token, create_iso_definition, cpp_macro_definition):
5425	Use val.macro_arg.arg_no or val.token_no in place of val.arg_no.
5426	Use val.node.node in place of val.node.
5427
54282009-05-03  Joseph Myers  <joseph@codesourcery.com>
5429
5430	* charset.c (one_utf8_to_cppchar): Correct mask used for 5-byte
5431	UTF-8 sequences.
5432
54332009-04-25  Joseph Myers  <joseph@codesourcery.com>
5434
5435	PR preprocessor/39559
5436	* expr.c (cpp_interpret_integer): Use a pedwarn for decimal
5437	constants larger than intmax_t in C99 mode.
5438
54392009-04-21  Taras Glek <tglek@mozilla.com>
5440
5441	* include/cpp-id-data.h: Update GTY annotations to new syntax.
5442	* include/cpplib.h: Likewise.
5443	* include/line-map.h: Likewise.
5444	* include/symtab.h: Likewise.
5445
54462009-04-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
5447
5448	PR c++/14875
5449	* lex.c (cpp_type2name): Take a flags parameter. Call
5450	cpp_named_operator2name for named operators and cpp_digraph2name
5451	for digraphs.
5452	(cpp_digraph2name): New.
5453	(cpp_spell_token): Use it.
5454	(cpp_output_token): Likewise.
5455	* include/cpplib.h (cpp_type2name): Update declaration.
5456	* init.c (cpp_named_operator2name): New.
5457	* internal.h (cpp_named_operator2name): Declare.
5458
54592009-04-21  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
5460
5461	PR c++/13358
5462	* init.c (cpp_create_reader): Wlong_long is disabled by default.
5463	* expr.c (cpp_classify_number): Give different messages for C and
5464	C++ front-ends.
5465
54662009-04-19  Joseph Myers  <joseph@codesourcery.com>
5467
5468	PR preprocessor/20078
5469	* include/cpp-id-data.h (struct cpp_macro): Add extra_tokens
5470	field.
5471	* include/cpplib.h (SP_DIGRAPH, SP_PREV_WHITE): Define.
5472	(struct cpp_token): Change flags to unsigned short.
5473	* lex.c (_cpp_lex_direct): Initialize arg_no for CPP_PASTE tokens.
5474	(_cpp_equiv_tokens): Check arg_no for CPP_PASTE tokens.
5475	(cpp_token_val_index): Return CPP_TOKEN_FLD_ARG_NO for CPP_PASTE
5476	tokens.
5477	* macro.c (macro_real_token_count): New.
5478	(enter_macro_context, replace_args): Use macro_real_token_count.
5479	(create_iso_definition): Record whitespace surrounding and digraph
5480	spelling of # and ## tokens using SP_PREV_WHITE and SP_DIGRAPH.
5481	Set extra_tokens and save CPP_PASTE tokens with arg_no set for
5482	multiple consecutive ## tokens.
5483	(_cpp_create_definition): Initialize extra_tokens.
5484	(cpp_macro_definition): Use macro_real_token_count.
5485
54862009-04-18  Joseph Myers  <joseph@codesourcery.com>
5487
5488	* directives.c (parse_include): Pass true to check_eol.
5489
54902009-04-18  Joseph Myers  <joseph@codesourcery.com>
5491
5492	PR preprocessor/39646
5493	* include/line-map.h (enum lc_reason): Add LC_RENAME_VERBATIM.
5494	* line-map.c (linemap_add): Handle LC_RENAME_VERBATIM.
5495	* directives.c (do_line, do_linemarker): Use LC_RENAME_VERBATIM in
5496	place of LC_RENAME.
5497
54982009-04-18  Joseph Myers  <joseph@codesourcery.com>
5499
5500	PR preprocessor/39647
5501	* directives.c (check_eol): Add parameter expand.
5502	(do_undef, parse_include, do_line, do_linemarker, do_ident,
5503	do_pragma_once, do_pragma_system_header, do_ifdef, do_ifndef,
5504	do_else, do_endif, do_assert, do_unassert): All callers changed.
5505	Pass true from do_line, false elsewhere.
5506
55072009-04-12  Joseph Myers  <joseph@codesourcery.com>
5508
5509	PR preprocessor/31869
5510	* macro.c (stringify_arg): Handle NULL source token in padding
5511	token where previous padding token did not have source token with
5512	preceding whitespace.
5513
55142009-04-09  Jakub Jelinek  <jakub@redhat.com>
5515
5516	* Makefile.in: Change copyright header to refer to version
5517	3 of the GNU General Public License and to point readers at the
5518	COPYING3 file and the FSF's license web page.
5519	* charset.c: Likewise.
5520	* directives-only.c: Likewise.
5521	* directives.c: Likewise.
5522	* errors.c: Likewise.
5523	* expr.c: Likewise.
5524	* files.c: Likewise.
5525	* identifiers.c: Likewise.
5526	* include/cpp-id-data.h: Likewise.
5527	* include/cpplib.h: Likewise.
5528	* include/line-map.h: Likewise.
5529	* include/mkdeps.h: Likewise.
5530	* include/symtab.h: Likewise.
5531	* init.c: Likewise.
5532	* internal.h: Likewise.
5533	* lex.c: Likewise.
5534	* line-map.c: Likewise.
5535	* macro.c: Likewise.
5536	* makeucnid.c: Likewise.
5537	* mkdeps.c: Likewise.
5538	* pch.c: Likewise.
5539	* symtab.c: Likewise.
5540	* system.h: Likewise.
5541	* traditional.c: Likewise.
5542	* ucnid.tab: Likewise.
5543	* ucnid.h: Regenerate.
5544
55452009-04-01  Janis Johnson  <janis187@us.ibm.com>
5546
5547	PR c/39027
5548	* include/cpplib.h (CPP_N_DEFAULT): Define.
5549	* expr.c (interpret_float_suffix): Recognize d or D for double,
5550	return new value for default.
5551	(cpp_classify_number): Issue pedwarn for use of d or D in suffix.
5552
5553	PR c/33466
5554	* expr.c (interpret_float_suffix): Reject invalid suffix that uses
5555	letters from decimal float and fixed-point suffixes.
5556
55572009-03-31  Joseph Myers  <joseph@codesourcery.com>
5558
5559	PR preprocessor/15638
5560	* files.c (_cpp_find_file): Call open_file_failed after diagnosing
5561	invalid PCH.
5562	(open_file_failed): Make error for missing file fatal.
5563	* include/cpplib.h (CPP_DL_FATAL): Define.
5564
55652009-03-30  Sergiy Vyshnevetskiy  <serg@vostok.net>
5566
5567	PR preprocessor/31932:
5568	* internal.h: Don't mention HAVE_ICONV_H.
5569	* configure, config.in: Rebuild.
5570	* configure.ac: Don't check for iconv.h.
5571
55722009-03-30  Tom Tromey  <tromey@redhat.com>
5573
5574	PR preprocessor/39512:
5575	* line-map.c (linemap_init): Initialize 'reallocator' field.
5576
55772009-03-30  Jakub Jelinek  <jakub@redhat.com>
5578
5579	PR target/39558
5580	* macro.c (cpp_get_token): If macro_to_expand returns NULL
5581	and used some tokens, add CPP_PADDING before next token.
5582
55832009-03-29  Joseph Myers  <joseph@codesourcery.com>
5584
5585	PR preprocessor/34695
5586	* makedepend.c: Remove.
5587	* Makefile.in (makedepend_OBJS, makedepend$(EXEEXT)): Remove.
5588	(all, clean, TAGS_SOURCES, include): Remove makedepend handling.
5589	* directives.c (cpp_errors): Remove.
5590	* errors.c (print_location, _cpp_begin_message, v_message):
5591	Remove.
5592	(cpp_error, cpp_error_with_line): Always use error callback.
5593	(cpp_error, cpp_error_with_line, cpp_errno): Return bool.
5594	* include/cpplib.h (cpp_options): Remove pedantic_errors,
5595	inhibit_warnings, warn_system_headers, inhibit_errors,
5596	warnings_are_errors, client_diagnostic.
5597	(cpp_callbacks): Add extra arguments to error callback; make it
5598	return bool.
5599	(cpp_finish): Return void.
5600	(cpp_destroy): Remove inaccurate comment about return value.
5601	(cpp_errors, CPP_DL_EXTRACT, CPP_DL_WARNING_P): Remove.
5602	(CPP_DL_NOTE): Define.
5603	* include/line-map.h (linemap_print_containing_files): Remove.
5604	* init.c (cpp_finish): Do not check for or return number of
5605	errors.
5606	* internal.h (cpp_reader): Remove errors field.
5607	* line-map.c (linemap_print_containing_files): Remove.
5608	* macro.c (_cpp_create_definition): Use CPP_DL_NOTE for message
5609	about previous definition.  Only emit it if previous diagnostic
5610	was emitted.
5611
56122009-03-28  Joseph Myers  <joseph@codesourcery.com>
5613
5614	* Makefile.in (po/$(PACKAGE).pot): Use $(mkinstalldirs) not
5615	mkinstalldirs.
5616
56172009-03-18  Jakub Jelinek  <jakub@redhat.com>
5618
5619	* include/cpplib.h (struct cpp_dir): Reorder fields for 64-bit hosts.
5620
56212009-02-21  Joseph Myers  <joseph@codesourcery.com>
5622
5623	* lex.c (lex_string): Return a CPP_LESS token for missing '>' in a
5624	header name.
5625	(_cpp_lex_direct): Handle this.
5626
56272009-02-15  Richard Guenther  <rguenther@suse.de>
5628
5629	Revert last change.
5630
56312009-02-13  Richard Guenther  <rguenther@suse.de>
5632
5633	* configure.ac: Enable LFS.
5634	* configure: Re-generate.
5635	* config.in: Likewise.
5636
56372009-01-05  Ben Elliston  <bje@au.ibm.com>
5638
5639	* Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
5640	(.po.pox): Likewise.
5641	(po/$(PACKAGE).pot): Likewise.
5642
56432008-12-10  Alexandre Oliva  <aoliva@redhat.com>
5644
5645	PR target/37033
5646	* pch.c (cpp_valid_state): Improve message for poisoned symbols.
5647	Allow for differences in __GCC_HAVE_DWARF2_CFI_ASM.
5648
56492008-11-29  Joseph Myers  <joseph@codesourcery.com>
5650
5651	* lex.c (cpp_token_len): Use 6 as default length.
5652
56532008-10-31  Manuel L��pez-Ib����ez  <manu@gcc.gnu.org>
5654
5655	* expr.c (struct op): Add location.
5656	(_cpp_parse_expr): Propagate locations throught the stack
5657	of expressions.
5658	(reduce): Likewise.
5659	(check_promotion): Use explicit location in errors.
5660
56612008-10-05  Matthew Gingell  <gingell@adacore.com>
5662	    Arnaud Charlet  <charlet@adacore.com>
5663
5664	* include/cpplib.h (cpp_comments, cpp_comment_table): New structs.
5665	(cpp_get_comments): New function.
5666	* internal.h (struct cpp_reader): Add comments field.
5667	* init.c (cpp_destroy): Free comments.
5668	* lex.c (store_comment, cpp_get_comments): New functions.
5669	(comments): New struct.
5670	(save_comment): Store comments in comments struct.
5671
56722008-09-18  Simon Baldwin  <simonb@google.com>
5673
5674	* include/cpplib.h (struct cpp_options): Add new boolean flag
5675	warn_builtin_macro_redefined.
5676	* init.c (cpp_create_reader): Initialize warn_builtin_macro_redefined.
5677	* (struct builtin_operator): Split out from previous struct builtin,
5678	enhance extra const correctness.
5679	* (struct builtin_macro): Split out from previous struct builtin, add
5680	new always_warn_if_redefined flag, enhance const correctness.
5681	* (mark_named_operators): Use struct builtin_operator.
5682	* (cpp_init_special_builtins): Use struct builtin_macro, add NODE_WARN
5683	to builtins selectively.
5684	* macro.c (warn_of_redefinition): Return false if a builtin macro
5685	is not flagged with NODE_WARN.
5686
56872008-07-31  Jakub Jelinek  <jakub@redhat.com>
5688
5689	PR preprocessor/36649
5690	* files.c (struct report_missing_guard_data): New type.
5691	(report_missing_guard): Put paths into an array instead of printing
5692	them right away.  Return 1 rather than 0.
5693	(report_missing_guard_cmp): New function.
5694	(_cpp_report_missing_guards): Sort and print paths gathered by
5695	report_missing_guard callback.
5696
56972008-07-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
5698
5699	PR 28079
5700	* directives.c (strtolinenum): Handle overflow.
5701	(do_line): Give a warning if line number overflowed.
5702	(do_linemarker): Update call to strtolinenum.
5703
57042008-07-21  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
5705
5706	* include/line-map.h (linenum_type): New typedef.
5707	(struct line_map): Use it.
5708	(SOURCE_LINE): Second arguments is a LOCATION not a LINE.
5709	(SOURCE_COLUMN): Likewise.
5710	* macro.c (_cpp_builtin_macro_text): Use linenum_type. Don't store
5711	source_location values in a variable of type linenum_type.
5712	* directives.c (struct if_stack): Use linenum_type.
5713	(strtoul_for_line): Rename as strtolinenum.
5714	(do_line): Use linenum_type.
5715	(do_linemarker): Use linenum_type and strtolinenum.
5716	(_cpp_do_file_change): Use linenum_t.
5717	* line-map.c (linemap_add): Likewise.
5718	(linemap_line_start): Likewise.
5719	* traditional.c (struct fun_macro): 'line' is a source_location.
5720	* errors.c (print_location): Use linenum_type.
5721	* directives-only.c (_cpp_preprocess_dir_only): Likewise.
5722	* internal.h (CPP_INCREMENT_LINE): Likewise.
5723	* lex.c (_cpp_skip_block_comment): Use source_location.
5724
57252008-07-14  Ben Elliston  <bje@au.ibm.com>
5726
5727	* include/cpplib.h (NODE_CONDITIONAL): New.
5728	(struct cpp_callbacks): New macro_to_expand field.
5729	(struct cpp_hashnode): Adjust size of flags and type fields.
5730	(cpp_peek_token): Prototype.
5731	* lex.c (cpp_peek_token): New function.
5732	(_cpp_temp_token): Protect pre-existing lookaheads.
5733	* macro.c (cpp_get_token): Expand any conditional macros.
5734	(_cpp_backup_tokens_direct): New.
5735	(_cpp_backup_tokens): Call _cpp_backup_tokens_direct.
5736	(warn_of_redefinition): Silently allow redefined conditional
5737	macros.
5738	(_cpp_create_definition): Remove the conditional flag when a user
5739	defines one of the conditional macros.
5740	* internal.h (_cpp_backup_tokens_direct): New prototype.
5741
57422008-06-13  Andrew Haley  <aph@redhat.com>
5743
5744	PR preprocessor/33305
5745	* macro.c (replace_args): Print a warning for empty macro
5746	arguments in C89 and C++.
5747
57482008-06-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
5749
5750	* Makefile.in ($(srcdir)/aclocal.m4): Update dependencies.
5751	* configure: Regenerate.
5752
57532008-06-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
5754
5755	* Makefile.in (datarootdir): New variable.
5756
57572008-06-12  H.J. Lu  <hongjiu.lu@intel.com>
5758
5759	PR preprocessor/36479
5760	* charset.c (cpp_interpret_string_notranslate): Also set
5761	narrow_cset_desc.width.
5762
57632008-06-07  Joseph Myers  <joseph@codesourcery.com>
5764
5765	* configure.ac (parisc*64*-*-*): Remove.
5766	* configure: Regenerate.
5767
57682008-05-30  Tom Tromey  <tromey@redhat.com>
5769
5770	PR preprocessor/36320:
5771	* internal.h (_cpp_parse_expr): Update.
5772	* expr.c (_cpp_parse_expr): Add 'is_if' argument.  Update error
5773	messages.
5774	* directives.c (do_if): Update.
5775	(do_elif): Require expression if processing group.
5776
57772008-05-30  Danny Smith  <dannysmith@users.sourceforge.net>
5778
5779	* include/cpplib.h (struct cpp_dir): Add new field, canonical_name.
5780
57812008-05-21  Tom Tromey  <tromey@redhat.com>
5782
5783	PR preprocessor/27777:
5784	* lex.c (cpp_output_line_to_string): New function.
5785	* internal.h (_cpp_begin_message): Don't declare.
5786	* errors.c (_cpp_begin_message): Now static.
5787	* include/cpplib.h (cpp_output_line_to_string): Declare.
5788	* directives.c (do_diagnostic): Rewrote.  Use
5789	cpp_output_line_to_string.  Don't use _cpp_begin_message.
5790
57912008-05-21  Tom Tromey  <tromey@redhat.com>
5792
5793	* include/symtab.h (HT_ALLOCED): Remove.
5794	(ht_purge): Declare.
5795	* symtab.c (DELETED): New define.
5796	(ht_lookup): Update comment.
5797	(ht_lookup_with_hash): Handle deleted entries.  Remove HT_ALLOCED
5798	code.  Use subobject allocator for strings, if it exists.
5799	(ht_expand): Handle deleted entries.
5800	(ht_forall): Likewise.
5801	(ht_purge): New function.
5802	(ht_dump_statistics): Print deletion statistics.
5803
58042008-05-13  Tom Tromey  <tromey@redhat.com>
5805
5806	PR preprocessor/22168:
5807	* include/cpplib.h (struct cpp_options) <objc>: Update
5808	documentation.
5809	* expr.c (eval_token): Warn for use of assertions.
5810	* directives.c (directive_diagnostics): Warn about extensions.
5811	(DEPRECATED): New define.
5812	(DIRECTIVE_TABLE): Use it.
5813
58142008-05-06  Tom Tromey  <tromey@redhat.com>
5815
5816	PR preprocessor/35313, PR preprocessor/36088:
5817	* expr.c (optab) <QUERY, COMMA>: Set precedence to 4.
5818	(reduce) <case CPP_QUERY>: Special case CPP_COMMA and CPP_COLON.
5819
58202008-05-04  David S. Miller  <davem@davemloft.net>
5821
5822	* configure.ac (sparc*-*-*): Always set need_64bit_hwint to yes.
5823	* configure: Regenerate.
5824
58252008-04-22  Daniel Franke  <franke.daniel@gmail.com>
5826
5827	* include/cpplib.h (cpp_define_formatted): New.
5828	* directives.c (cpp_define_formatted): New.
5829
58302008-04-21  Tom Tromey  <tromey@redhat.com>
5831
5832	PR libcpp/33415:
5833	* charset.c (_cpp_convert_input): Add buffer_start argument.
5834	Ignore UTF-8 BOM if seen.
5835	* internal.h (_cpp_convert_input): Add argument.
5836	* files.c (struct _cpp_file) <buffer_start>: New field.
5837	(destroy_cpp_file): Free buffer_start, not buffer.
5838	(_cpp_pop_file_buffer): Likewise.
5839	(read_file_guts): Update.
5840
58412008-04-18  Kris Van Hees <kris.van.hees@oracle.com>
5842
5843	* include/cpp-id-data.h (UC): Was U, conflicts with U"..." literal.
5844	* include/cpplib.h (CHAR16, CHAR32, STRING16, STRING32): New tokens.
5845	(struct cpp_options): Added uliterals.
5846	(cpp_interpret_string): Update prototype.
5847	(cpp_interpret_string_notranslate): Idem.
5848	* charset.c (init_iconv_desc): New width member in cset_converter.
5849	(cpp_init_iconv): Add support for char{16,32}_cset_desc.
5850	(convert_ucn): Idem.
5851	(emit_numeric_escape): Idem.
5852	(convert_hex): Idem.
5853	(convert_oct): Idem.
5854	(convert_escape): Idem.
5855	(converter_for_type): New function.
5856	(cpp_interpret_string): Use converter_for_type, support u and U prefix.
5857	(cpp_interpret_string_notranslate): Match changed prototype.
5858	(wide_str_to_charconst): Use converter_for_type.
5859	(cpp_interpret_charconst): Add support for CPP_CHAR{16,32}.
5860	* directives.c (linemarker_dir): Macro U changed to UC.
5861	(parse_include): Idem.
5862	(register_pragma_1): Idem.
5863	(restore_registered_pragmas): Idem.
5864	(get__Pragma_string): Support CPP_STRING{16,32}.
5865	* expr.c (eval_token): Support CPP_CHAR{16,32}.
5866	* init.c (struct lang_flags): Added uliterals.
5867	(lang_defaults): Idem.
5868	* internal.h (struct cset_converter) <width>: New field.
5869	(struct cpp_reader) <char16_cset_desc>: Idem.
5870	(struct cpp_reader) <char32_cset_desc>: Idem.
5871	* lex.c (digraph_spellings): Macro U changed to UC.
5872	(OP, TK): Idem.
5873	(lex_string): Add support for u'...', U'...', u"..." and U"...".
5874	(_cpp_lex_direct): Idem.
5875	* macro.c (_cpp_builtin_macro_text): Macro U changed to UC.
5876	(stringify_arg): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5877
58782008-04-18  Paolo Bonzini  <bonzini@gnu.org>
5879
5880	PR bootstrap/35457
5881	* aclocal.m4: Regenerate.
5882	* configure: Regenerate.
5883
58842008-04-17  Tom Tromey  <tromey@redhat.com>
5885
5886	PR libcpp/34866:
5887	* errors.c (cpp_error): Don't reference a token before the start
5888	of the current run.
5889
58902008-04-16  Tom Tromey  <tromey@redhat.com>
5891
5892	* Makefile.in (TAGS_SOURCES): New variable.
5893	(TAGS): New target.
5894
58952008-04-11  Kaz Kojima  <kkojima@gcc.gnu.org>
5896
5897	* configure.ac: (need_64bit_hwint): Need 64bit hwint for sh-*-*
5898	and shbe-*-*.
5899	* configure: Rebuilt.
5900
59012008-04-02  Joseph Myers  <joseph@codesourcery.com>
5902
5903	* include/cpplib.h (struct cpp_callbacks): Add used_define,
5904	used_undef and before_define.
5905	(NODE_USED): Define.
5906	* directives.c (do_define, do_undef, undefine_macros, do_ifdef,
5907	do_ifndef, cpp_pop_definition): Handle new flag and use new
5908	callbacks.
5909	* expr.c (parse_defined): Handle new flag and use new callbacks.
5910	* macro.c (enter_macro_context, _cpp_free_definition): Handle new
5911	flag and use new callbacks.
5912
59132008-04-01  Jakub Jelinek  <jakub@redhat.com>
5914
5915	PR pch/13675
5916	* files.c (struct _cpp_file): Remove pch field.
5917	(pch_open_file): Don't set file->pch, just file->pchname.
5918	(should_stack_file): After pfile->cb.read_pch call
5919	free pchname and clear pchname, don't close file->fd.
5920	Test file->pchname instead of file->pch.  Don't close fd after cb.
5921	(_cpp_stack_include): Test file->pchname instead of file->pch.
5922
59232008-03-28  Tom Tromey  <tromey@redhat.com>
5924
5925	* Makefile.in (POSTCOMPILE): New variable.
5926	(.c.o): Use it.
5927
59282008-03-13  Tom Tromey  <tromey@redhat.com>
5929
5930	PR libcpp/35322:
5931	* directives.c (destringize_and_run): Set pfile->directive.
5932
59332008-03-06  Markus Milleder  <markus.milleder@generali.at>
5934
5935	PR preprocessor/35458
5936	* mkdeps.c (munge): Quote '#' with a '\'.
5937
59382008-02-27  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
5939
5940	PR preprocessor/35379
5941	* mkdeps.c (deps_write): Ensure the first target always appears
5942	in the first column, without leading backslash newline.  Avoid
5943	some more extra whitespace.
5944
59452008-02-25  Thiemo Seufer <ths@mips.com>
5946
5947	* Makefile.in ($(srcdir)/config.in): Depend on configure.ac.
5948
59492008-02-19  Tom Tromey  <tromey@redhat.com>
5950
5951	* traditional.c (lex_identifier): Use CPP_HASHNODE.
5952	* lex.c (lex_identifier): Use CPP_HASHNODE.
5953	* include/line-map.h (LINEMAP_POSITION_FOR_COLUMN): Wrap in
5954	do-while.
5955	* identifiers.c (alloc_node): Change return type.
5956	(_cpp_init_hashtable): Don't cast 'alloc_node'.
5957	(proxy_assertion_broken): New declaration.
5958	(cpp_forall_identifiers): Move comment.
5959	* line-map.c (linemap_add): Comment fix.
5960	(linemap_line_start): Indentation fix.
5961
59622008-01-25  Jakub Jelinek  <jakub@redhat.com>
5963
5964	PR preprocessor/34692
5965	* macro.c (collect_args): Add pragma_buff argument.  Push
5966	CPP_PRAGMA ... CPP_PRAGMA_EOL tokens to *pragma_buff, rather
5967	than into arguments.  Reset prevent_expansion and parsing_args
5968	state at CPP_PRAGMA_EOL/CPP_EOF.
5969	(funlike_invocation_p): Add pragma_buff argument, pass it through
5970	to collect_args.
5971	(enter_macro_context): Add result argument.  Adjust
5972	funlike_invocation_p caller.  Emit all deferred pragma tokens
5973	gathered during collect_args before the expansion, add a padding
5974	token.  Return 2 instead of 1 if any pragma tokens were prepended.
5975	(cpp_get_token): If enter_macro_context returns 2, don't return
5976	a padding token, instead cycle to grab CPP_PRAGMA token.
5977	* directives.c (_cpp_handle_directive): If was_parsing_args
5978	in deferred pragma, leave parsing_args and prevent_expansion as is.
5979
59802008-01-22  Tom Tromey  <tromey@redhat.com>
5981
5982	PR c++/34859
5983	* macro.c (_cpp_create_definition): Handle __STDC_LIMIT_MACROS and
5984	__STDC_CONSTANT_MACROS.
5985
59862008-01-07  Fred Fish  <fnf@specifix.com>
5987
5988	PR preprocessor/30363
5989	* traditional.c (replace_args_and_push): Add local variable
5990	cxtquote, calculate the replacement text size assuming a
5991	worst case of every input character quoted with backslash,
5992	and properly handle output quoting of quote characters in
5993	actual arguments used in function-like macros.
5994
59952008-01-03  Tom Tromey  <tromey@redhat.com>
5996
5997	PR preprocessor/34602
5998	* directives.c (do_line): Don't try to spell EOF token.
5999	(do_linemarker): Add comment.
6000
60012007-12-11  DJ Delorie  <dj@redhat.com>
6002
6003	* charset.c (convert_using_iconv): Close out any shift states,
6004	returning to the initial state.
6005
60062007-12-06  Tom Tromey  <tromey@redhat.com>
6007
6008	PR c/29172
6009	* internal.h (struct cpp_reader) <file_hash_entries>: Changed
6010	type.
6011	<file_hash_entries_allocated, file_hash_entries_used>: Removed.
6012	* files.c (FILE_HASH_POOL_SIZE): New macro.
6013	(struct file_hash_entry_pool): New.
6014	(destroy_all_cpp_files): New function.
6015	(allocate_file_hash_entries): Allocate a file_hash_entry_pool.
6016	(new_file_hash_entry): Update.
6017	(free_file_hash_entries): New function.
6018	(_cpp_cleanup_files): Call free_file_hash_entries and
6019	destroy_all_cpp_files.
6020	(cpp_clear_file_cache): New function.
6021	* include/cpplib.h (cpp_clear_file_cache): Declare.
6022
60232007-12-03  Tom Tromey  <tromey@redhat.com>
6024
6025	PR preprocessor/34288
6026	* configure.ac, config.in: Rebuilt.
6027	* configure.ac: Check for ssize_t.
6028
60292007-11-30  Tom Tromey  <tromey@redhat.com>
6030
6031	PR preprocessor/32868
6032	* macro.c (_cpp_create_definition): Special case
6033	__STDC_FORMAT_MACROS.
6034
60352007-11-16  Michael Matz  <matz@suse.de>
6036
6037	* files.c (search_path_head): Fix check for absolute paths.
6038
60392007-11-11  Tom Tromey  <tromey@redhat.com>
6040
6041	PR c++/17557
6042	* include/cpplib.h (cpp_included_before): Declare.
6043	* files.c (struct file_hash_entry) <location>: New field.
6044	(_cpp_find_file): Initialize new field.
6045	(make_cpp_dir): Likewise.
6046	(cpp_included_before): New function.
6047
60482007-11-01  Tom Tromey  <tromey@redhat.com>
6049
6050	PR preprocessor/30805
6051	* macro.c (paste_tokens): Handle padding token.
6052	(paste_tokens): Don't abort unless padding has PASTE_LEFT flag.
6053
60542007-10-31  Tom Tromey  <tromey@redhat.com>
6055
6056	PR preprocessor/30786
6057	* macro.c (builtin_macro): Return result of _cpp_do__Pragma.
6058	* directives.c (_cpp_do__Pragma): Return error status.
6059	* internal.h (_cpp_do__Pragma): Update.
6060	* directives.c (get__Pragma_string): Back up if EOF seen.
6061
60622007-09-06  Tom Tromey  <tromey@redhat.com>
6063
6064	* internal.h (struct cpp_reader) <invocation_location>: New
6065	field.
6066	(struct cpp_reader) <set_invocation_location>: Likewise.
6067	* init.c (cpp_set_line_map): New function.
6068	* line-map.c (linemap_add): Use linemap's allocator.
6069	* include/line-map.h (GTY): Define.
6070	(line_map_realloc): New typedef.
6071	(struct line_map): Mark with GTY.
6072	(struct line_maps): Likewise.
6073	(struct line_maps) <maps>: Likewise.
6074	(struct line_maps) <reallocator>: New field.
6075	* include/symtab.h (GTY): Conditionally define.
6076	* include/cpplib.h (cpp_set_line_map): Declare.
6077	(cpp_get_token_with_location): Declare.
6078	* macro.c (cpp_get_token): Set invocation_location on the reader.
6079	(cpp_get_token_with_location): New function.
6080
60812007-08-30  Chao-ying Fu  <fu@mips.com>
6082
6083	* expr.c (interpret_float_suffix): Support hr, r, lr, llr, uhr, ur,
6084	ulr, ullr, hk, k, lk, llk, uhk, uk, ulk, ullk.
6085	(cpp_classify_number): Support decimal fixed-point constants without
6086	exponents.
6087	Warn about fixed-point constants when -pedantic.
6088	* include/cpplib.h (CPP_N_SMALL, CPP_N_MEDIUM, CPP_N_LARGE): Change
6089	comments to support fixed-point values.
6090	(CPP_N_FRACT, CPP_N_ACCUM): Define.
6091
60922007-08-18  Tom Tromey  <tromey@redhat.com>
6093
6094	PR preprocessor/32974
6095	* directives.c (parse_include): Don't check for EOL when
6096	processing #pragma dependency.
6097
60982007-07-30  Ollie Wild  <aaw@google.com>
6099
6100	* directives-only.c: New file.
6101	* internal.h (struct _cpp_dir_only_callbacks): New.
6102	(_cpp_preprocess_dir_only): New function.
6103	* directives.c (_cpp_handle_directive): Check directives_only before
6104	disabling execution of indented directives.
6105	* files.c (_cpp_stack_file): Add directives_only check.
6106	* include/cpplib.h (struct cpp_options): Add directives_only.
6107	(cpp_init_special_builtins): New function.
6108	* init.c (cpp_init_special_builtins): New function.
6109	(cpp_init_builtins): Move builtin_array initialization to
6110	cpp_init_special_builtins.
6111	(post_options): Check directives_only before setting
6112	pfile->state.prevent_expansion = 1.
6113	* macro.c (_cpp_builtin_macro_text): Print an error if __COUNTER__
6114	is expanded inside a directive while -fdirectives-only is enabled.
6115	* Makefile.in (libcpp_a_OBJS): Add directives-only.o.
6116	(libcpp_a_SOURCES): Add directives-only.c.
6117
61182007-07-04  Uros Bizjak  <ubizjak@gmail.com>
6119
6120	* traditional.c (_cpp_scan_out_logical_line): Initialize
6121	fmacro.args, fmacro.node, fmacro.offset, fmacro.line and
6122	fmacro.args to prevent 'may be used uninitialized' warning.
6123
61242007-07-03  Uros Bizjak  <ubizjak@gmail.com>
6125
6126	* include/cpplib.h (CPP_N_WIDTH_MD, CPP_N_MD_W, CPP_N_MD_Q):
6127	Add new constants.
6128	* expr.c (interpret_float_suffix): Process 'w', 'W', 'q' and 'Q'
6129	suffixes.  Return CPP_N_MD_W for 'w' or 'W' suffixes and CPP_N_MD_Q
6130	for 'q' or 'Q' suffixes.
6131
61322007-06-17  Danny Smith  <dannysmith@users.sourceforge.net
6133
6134	* files.c (open_file): Correct typo.
6135
61362007-06-16  Vladimir Prus  <vladimir@codesourcery.com>
6137
6138	* files.c (open_file): Prevent the call
6139	for stat from overwriting errno.
6140
61412007-06-09  Vladimir Prus  <vladimir@codesourcery.com>
6142
6143	* files.c (open_file): Account for the
6144	fact that on windows, opening a directory gives
6145	EACCES.
6146
61472007-06-05  Joerg Wunsch  <j.gnu@uriah.heep.sax.de>
6148
6149	PR preprocessor/23479
6150	* expr.c (cpp_classify_number): Implement 0b-prefixed binary
6151	integer constants.
6152	(append_digit): Likewise.
6153	* include/cpplib.h: Add CPP_N_BINARY, to be used for 0b-prefixed
6154	binary integer constants.
6155
61562007-05-31  Dave Korn  <dave.korn@artimi.com>
6157
6158	PR preprocessor/14331
6159	* lex.c (_cpp_get_fresh_line):  Don't warn if no newline at EOF.
6160
61612007-05-24  Ollie Wild  <aaw@google.com>
6162
6163	* macro.c (_cpp_builtin_macro_text): Handle BT_COUNTER.
6164	* pch.c (cpp_write_pch_deps): Save __COUNTER__ state.
6165	(cpp_write_pch_state): Save __COUNTER__ state.
6166	(cpp_valid_state): Check valid __COUNTER__ state.
6167	(cpp_read_state): Read new __COUNTER__ state.
6168	* include/cpplib.h (enum builtin_type): Add BT_COUNTER enumerator.
6169	* init.c (builtin_array): Add __COUNTER__/BT_COUNTER.
6170	* internal.h (struct cpp_reader): Add counter member.
6171
61722007-05-23  Simon Martin  <simartin@users.sourceforge.net>
6173
6174	PR preprocessor/20077
6175	* macro.c (create_iso_definition): Fixed the method to determine
6176	whether the token-pasting operator appears at the beginning or the end
6177	of a macro.
6178
61792007-05-21  Ian Lance Taylor  <iant@google.com>
6180
6181	* internal.h (struct cpp_reader): Add new fields:
6182	nonexistent_file_hash and nonexistent_file_ob.
6183	* files.c: Include "obstack.h".
6184	(find_file_in_dir): Before trying to open the file, look up the
6185	path name in the hash table of nonexistent files.  After failing
6186	to open the file, add the path name to the hash table.
6187	(_cpp_find_file): Cache the results of looking up the file name
6188	starting with the quote and bracket chain heads, if we can.
6189	(nonexistent_file_hash_eq): New static function.
6190	(_cpp_init_files): Initialize pfile->nonexistent_file_hash and
6191	pfile->nonexistent_file_ob.
6192	(_cpp_cleanup_files): Free pfile->nonexistent_file_hash and
6193	pfile->nonexistent_file_ob.
6194
61952007-05-14  Janis Johnson  <janis187@us.ibm.com>
6196
6197	* expr.c (cpp_classify_number): Warn about dfp constant for -pedantic.
6198
6199	PR c/31924
6200	* expr.c (interpret_float_suffix): Check for invalid suffix.
6201
62022007-05-02  Eric Christopher  <echristo@apple.com>
6203
6204	* expr.c (num_div_op): Don't overflow if the result is
6205	zero.
6206
62072007-05-02  Tom Tromey  <tromey@redhat.com>
6208
6209	PR preprocessor/28709
6210	* macro.c (paste_tokens): Remove PASTE_LEFT from the old lhs.
6211
62122007-03-30  Michael Meissner  <michael.meissner@amd.com>
6213
6214	* directives.c (lex_macro_node_from_str): Fix alloca call to be
6215	type correct.
6216
62172007-03-30  Richard Henderson  <rth@redhat.com>
6218
6219	* directives.c (lex_macro_node_from_str): New.
6220	(cpp_push_definition, cpp_pop_definition): New.
6221	* include/cpplib.h (cpp_push_definition, cpp_pop_definition): Declare.
6222
62232007-03-01  Brooks Moses  <brooks.moses@codesourcery.com>
6224
6225	* Makefile.in: Add dummy install-pdf target.
6226
62272007-01-30  Tom Tromey  <tromey@redhat.com>
6228
6229	PR preprocessor/30468
6230	* mkdeps.c (apply_vpath): Strip successive '/'s if we stripped
6231	'./'.
6232
62332007-01-30  Tom Tromey  <tromey@redhat.com>
6234
6235	PR preprocessor/29966
6236	* macro.c (lex_expansion_token): Save and restore cpp_reader's
6237	cur_token.
6238	(_cpp_create_definition): Don't restore cur_token here.
6239	* lex.c (_cpp_lex_token): Added assertion.
6240
62412007-01-27  Tom Tromey  <tromey@redhat.com>
6242
6243	* configure: Rebuilt.
6244
62452007-01-12  Tom Tromey  <tromey@redhat.com>
6246
6247	PR preprocessor/28227
6248	* directives.c (lex_macro_node): Added 'is_def_or_undef'
6249	argument.
6250	(do_define): Update.
6251	(do_undef): Update.
6252	(do_ifdef): Update.
6253	(do_ifndef): Update.
6254
62552007-01-11  Paolo Bonzini  <bonzini@gnu.org>
6256
6257	* configure: Regenerate.
6258
62592007-01-11  Paolo Bonzini  <bonzini@gnu.org>
6260
6261	* configure: Regenerate.
6262
62632007-01-04  Tom Tromey  <tromey@redhat.com>
6264
6265	PR preprocessor/28165
6266	* internal.h (cpp_in_primary_file): New function.
6267	* directives.c (do_include_next): Use cpp_in_primary_file.
6268	(do_pragma_once): Likewise.
6269	(do_pragma_system_header): Likewise.
6270
62712006-12-29  Ian Lance Taylor  <iant@google.com>
6272
6273	* lex.c (_cpp_clean_line): Add uses of __builtin_expect.  Don't
6274	look backward at the end of the line unless we saw a backslash.
6275
62762006-12-29  Jakub Jelinek  <jakub@redhat.com>
6277
6278	PR preprocessor/29612
6279	* directives.c (do_linemarker): Set pfile->buffer->sysp always, not
6280	only when new_sysp is non-zero.
6281
62822006-12-28  Tom Tromey  <tromey@redhat.com>
6283
6284	PR preprocessor/30001
6285	* charset.c (_cpp_convert_input): Check that to.len is greater
6286	than zero.
6287
62882006-11-20  Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6289
6290	* configure.ac (need_64bit_hwint): Need 64bit hwint for SPU.
6291	* configure: Rebuilt.
6292
62932006-11-01	Douglas Gregor <doug.gregor@gmail.com>
6294
6295	* include/cpplib.h (enum c_lang): Add CLK_GNUCXX0X and CLK_CXX0X
6296	for experimental C++0x mode.
6297	* init.c (lang_defaults): Add defaults for C++0x modes. C++0x has
6298	adopted the preprocessor changes introduced in C99.
6299
63002006-10-29  Joseph Myers  <joseph@codesourcery.com>
6301
6302	* configure.ac (need_64bit_hwint): Set for i[34567]86-*-linux*
6303	depending on --enable-targets=all.
6304	* configure: Regenerate.
6305
63062006-10-12  Jakub Jelinek  <jakub@redhat.com>
6307
6308	PR preprocessor/28709
6309	* macro.c (paste_tokens): Do error reporting here, use BUF with the
6310	spelled LHS token as opposed to spelling it again.
6311	(paste_all_tokens): Don't report errors here, just break on failure.
6312
63132006-10-10  Brooks Moses  <bmoses@stanford.edu>
6314
6315	* Makefile.in: Added empty "pdf" target.
6316
63172006-09-22  Geoffrey Keating  <geoffk@apple.com>
6318
6319	* configure.ac: Make need_64_bit_hwint case for x86-darwin
6320	match exactly the glob in gcc/config.gcc.
6321	* configure: Regenerate.
6322
63232006-09-13  Joseph S. Myers  <joseph@codesourcery.com>
6324
6325	PR c/28768
6326	PR preprocessor/14634
6327	* lex.c (lex_string): Pedwarn for unterminated literals.
6328
63292006-09-08  Eric Christopher  <echristo@apple.com>
6330
6331	* configure.ac: Add 64-bit HWI support for i?86-darwin.
6332
63332006-08-14  Steve Ellcey  <sje@cup.hp.com>
6334
6335	PR c++/28288
6336	PR c++/14556
6337	* include/cpplib.h: Remove <?, >?, <?=, and >?= tokens.
6338	(CPP_LAST_EQ): Change.
6339	(CPP_LAST_PUNCTUATOR): Change.
6340	* expr.c (cpp_operator): Remove MIN and MAX.
6341	(reduce): Remove CPP_MIN and CPP_MAX.
6342	(num_binary_op): Ditto.
6343	* lex.c (_cpp_lex_direct): Ditto.
6344	(cpp_avoid_paste): Remove ? as legal symbol after > or <.
6345
63462006-06-09  Jakub Jelinek  <jakub@redhat.com>
6347
6348	PR preprocessor/27746
6349	* directives.c (do_pragma): Handle pragma with valid namespace
6350	and invalid name coming from macro expansion.
6351	* directives.c (destringize_and_run): Initialize next field in
6352	context.
6353
6354	PR c/27747
6355	PR c++/27748
6356	* directives.c (destringize_and_run): Set NO_EXPAND on the
6357	tokens.
6358
6359	* macro.c (_cpp_backup_tokens): Fix comment typo.
6360
63612006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
6362
6363	* Makefile.in (CATALOGS): Add po/ prefix.
6364	* configure: Regenerated.
6365
63662006-05-23  Carlos O'Donell  <carlos@codesourcery.com>
6367
6368	* Makefile.in: Add install-html target. Add install-html to .PHONY
6369
63702006-02-17  Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
6371
6372	* macro.c (_cpp_builtin_macro_text): Handle BT_TIMESTAMP.
6373	* files.c (_cpp_get_file_stat): New function.
6374	* include/cpplib.h (builtin_type): Add BT_TIMESTAMP.
6375	* init.c (builtin_array): Add support for __TIMESTAMP__/BT_TIMESTAMP.
6376	* internal.h (_cpp_get_file_stat): Prototype.
6377	(struct cpp_buffer): Add timestamp.
6378
63792006-01-23  Jakub Jelinek  <jakub@redhat.com>
6380
6381	PR preprocessor/25717
6382	* init.c (cpp_init_builtins): If __STDC__ will not change value
6383	between system headers and other sources, define it as a normal
6384	macro rather than a builtin.
6385	* macro.c (_cpp_builtin_macro_text) <case BT_STDC>: Only check
6386	cpp_in_system_header condition.
6387
63882006-01-05  Paolo Bonzini  <bonzini@gnu.org>
6389
6390	* Makefile.in: Use -MMD instead of -MD.
6391
63922006-01-04  Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
6393	    Richard Henderson  <rth@redhat.com>
6394
6395	Merge from gomp branch:
6396	* directives.c (struct pragma_entry): Add is_deferred.  Add ident
6397	entry to value union.
6398	(end_directive): Don't eat the line if in_deferred_pragma.
6399	(run_directive): Remove pragma hacks.
6400	(insert_pragma_entry): Remove.
6401	(new_pragma_entry): New.
6402	(register_pragma_1): Split out of register_pragma.  Only handle
6403	the lookup tree and return the new entry.
6404	(cpp_register_pragma): Fill in the pragma entry here.
6405	(cpp_register_deferred_pragma): New.
6406	(register_pragma_internal): New.
6407	(_cpp_init_internal_pragmas): Use register_pragma_internal.
6408	(do_pragma): Allow pragma expansion after namespace.  For deferred
6409	pragmas, don't slurp the line into a string.
6410	(destringize_and_run): Save tokens for deferred pragmas.
6411	(cpp_handle_deferred_pragma): Remove.
6412	* macro.c (builtin_macro): Remove pragma token hack.
6413	(_cpp_push_token_context): Rename from push_token_context and export.
6414	* internal.h (struct lexer_state): Add pragma_allow_expansion.
6415	(_cpp_push_token_context): Declare.
6416	* lex.c (_cpp_lex_token): Allow _cpp_handle_directive to return
6417	a token.  Update the line number correctly if so.
6418	(_cpp_lex_direct): Emit CPP_PRAGMA_EOL tokens.
6419	(cpp_token_val_index): Return CPP_TOKEN_FLD_PRAGMA for pragmas.
6420	* include/cpplib.h (PRAGMA_EOL): New.
6421	(CPP_TOKEN_FLD_PRAGMA): New.
6422	(struct cpp_token): Add val.pragma.
6423	(struct cpp_options): Remove defer_pragmas.
6424	(cpp_handle_deferred_pragma): Remove.
6425	(cpp_register_deferred_pragma): Declare.
6426
64272006-01-01  Jakub Jelinek  <jakub@redhat.com>
6428
6429	PR c++/25294
6430	* directives.c (do_pragma): If pragma line ends with multi-line
6431	block comment, end the saved deferred pragma string before that
6432	comment.  Handle embedded '\0' chars on the pragma line.
6433
64342005-12-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
6435
6436	PR c++/23333
6437	* include/cpplib.h: Add PURE_ZERO to flags for the cpp_token structure.
6438
64392005-12-07  Jon Grimm  <jgrimm2@us.ibm.com>
6440	    Ben Elliston  <bje@au.ibm.com>
6441
6442	* include/cpplib.h (CPP_N_DFLOAT): New.
6443	* expr.c (interpret_float_suffix): Identify df, dd, and dl
6444	suffixes as decimal floating point constants.
6445	(cpp_classify_number): Disallow hexadecimal DFP constants.
6446
64472005-11-14  Gerald Pfeifer  <gerald@pfeifer.com>
6448	    Ian Lance Taylor  <ian@airs.com>
6449
6450	* include/cpplib.h (struct cpp_callbacks): Annotate error with
6451	ATTRIBUTE_FPTR_PRINTF(3,0) instead of ATTRIBUTE_PRINTF(3,0).
6452
64532005-11-09  Per Bothner  <per@bothner.com>
6454	    Uros Bizjak  <uros@kss-loka.si>
6455
6456	PR c/24101
6457	* init.c (read_original_filename): Temporarily set
6458	state.in_directive before calling _cpp_lex_direct for
6459	CPP_HASH tokens.
6460
64612005-11-03  James E Wilson  <wilson@specifix.com>
6462
6463	PR preprocessor/24202
6464	* files.c (_cpp_pop_file_buffer): Set buffer_valid to false.
6465
64662005-11-04  Joseph S. Myers  <joseph@codesourcery.com>
6467
6468	* include/cpplib.h (struct cpp_callbacks): Make error take
6469	va_list* parameter.
6470	* errors.c (cpp_error): Update call to callback.
6471
64722005-11-03  Andrew Pinski  <pinskia@physics.uc.edu>
6473
6474	PR preprocessor/22042
6475	* macro.c (_cpp_builtin_macro_text): Lower the needed max
6476	buffer size.
6477	(cpp_quote_string): Don't octalify non printable
6478	charactors.
6479
64802005-11-03  Joseph S. Myers  <joseph@codesourcery.com>
6481
6482	PR c++/17964
6483	* include/cpplib.h (struct cpp_options): Add client_diagnostic.
6484	(struct cpp_callbacks): Add error.
6485	* errors.c (cpp_error): If client_diagnostic, use error callback.
6486	* charset.c (convert_escape): Don't use %03o in diagnostic.
6487
64882005-10-21  James E Wilson  <wilson@specifix.com>
6489
6490	PR preprocessor/15220
6491	* files.c (_cpp_find_file): New parameter angle_brackets.  Fix all
6492	callers.  Pass to open_file_failed.
6493	(open_file_failed): New parameter angle_brackets.  Fix all callers.
6494	Use in print_dep assignment.
6495	* init.c (cpp_read_main_file): Pass additional arg to _cpp_find_file.
6496	* internal.h (_cpp_find_file): Add new parm to declaration.
6497
64982005-10-08  Kazu Hirata  <kazu@codesourcery.com>
6499
6500	* configure.ac: Require 64-bit int for arm*-*-*eabi*.
6501	* configure: Regenerate.
6502
65032005-10-04  Ian Lance Taylor  <ian@airs.com>
6504
6505	PR preprocessor/13726
6506	* directives.c (check_eol_return_comments): New static function.
6507	(parse_include): Add buf parameter.  Change all callers.
6508	(do_include_common): If not discard comments, turn on
6509	save_comments.  Pass collected comments to include callback.
6510	* include/cpplib.h (struct cpp_callbacks): Add new parameter to
6511	include callback: cpp_token list.
6512
65132005-09-20  Joseph S. Myers  <joseph@codesourcery.com>
6514
6515	* include/cpplib.h (struct cpp_options): Add extended_identifiers.
6516	* init.c (struct lang_flags, lang_defaults): Add
6517	extended_identifiers.
6518	(cpp_set_lang): Use it.
6519	* lex.c (forms_identifier_p): Check extended_identifiers.
6520
65212005-08-30  Jakub Jelinek  <jakub@redhat.com>
6522
6523	PR preprocessor/20348
6524	PR preprocessor/20356
6525	* files.c (_cpp_find_file, search_cache): Revert 2004-06-26 and
6526	2004-06-05 changes.
6527
65282005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6529
6530	* configure.ac (ACX_PROG_CC_WARNING_OPTS): add
6531	-Wmissing-format-attribute.
6532
6533	* configure: Regenerate.
6534
65352005-06-29  Kelley Cook  <kcook@gcc.gnu.org>
6536
6537	* all files: Update FSF address in copyright headers.
6538	* makeucnid.c (write_copyright): Update outputted FSF address.
6539
65402005-06-13  Zack Weinberg  <zack@codesourcery.com>
6541
6542	* configure.ac: Invoke ZW_CREATE_DEPDIR and
6543	ZW_PROG_COMPILER_DEPENDENCIES.
6544	* aclocal.m4, configure: Regenerate.
6545	* Makefile.in (DEPMODE, DEPDIR, depcomp, COMPILE.base, COMPILE):
6546	New variables.
6547	(distclean): Clean up $(DEPDIR) and its contents.
6548	(.c.o): Use $(COMPILE).
6549	Include $(DEPDIR)/*.Po for most object->header dependencies.
6550
65512005-05-28  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6552
6553	* configure.ac: Check declarations for asprintf and vasprintf.
6554	* config.in: Regenerate.
6555	* configure: Likewise.
6556
6557	* charset.c (conversion_loop): Use XRESIZEVEC.
6558	(convert_no_conversion): Likewise.
6559	(convert_using_iconv): Likewise.
6560	(init_iconv_desc): Cast return value of alloca.
6561	(cpp_host_to_exec_charset): Use XNEWVEC.
6562	(emit_numeric_escape): Use XRESIZEVEC.
6563	(cpp_interpret_string): Use XNEWVEC.
6564	(cpp_interpret_string): Use XRESIZEVEC.
6565	(_cpp_interpret_identifier): Cast return value of alloca.
6566	(_cpp_convert_input): Use XNEWVEC and XRESIZEVEC.
6567	* directives.c (glue_header_name): Use XNEWVEC and XRESIZEVEC.
6568	(parse_include): Use XNEWVEC.
6569	(insert_pragma_entry): Rename local variable "new" to
6570	"new_entry".
6571	(save_registered_pragmas): Cast return value of xmemdup.
6572	(destringize_and_run): Same for alloca.
6573	(parse_assertion): Likewise.
6574	(do_assert): Cast allocated storage to proper type.
6575	(cpp_define): Likewise.
6576	(_cpp_define_builtin): Likewise.
6577	(cpp_undef): Likewise.
6578	(handle_assertion): Likewise.
6579	(cpp_push_buffer): Rename local variable "new" to "new_buffer".
6580	* expr.c (CPP_UPLUS): Cast value to type cpp_ttype.
6581	(CPP_UMINUS): Likewise.
6582	(struct cpp_operator): Rename from struct operator.
6583	(_cpp_expand_op_stack): Use XRESIZEVEC.
6584	* files.c (pch_open_file): Use XNEWVEC.
6585	(pch_open_file): Use XRESIZEVEC.
6586	(read_file_guts): Use XNEWVEC and XRESIZEVEC.
6587	(dir_name_of_file): Use XNEWVEC.
6588	(make_cpp_file): Use XCNEW.
6589	(make_cpp_dir): Likewise.
6590	(allocate_file_hash_entries): USE XNEWVEC.
6591	(cpp_included): Cast return value of htab_find_with_hash.
6592	(append_file_to_dir): Use XNEWVEC.
6593	(read_filename_string): Likewise. Use XRESIZEVEC too.
6594	(read_name_map): Cast return value of alloca.  Use XRESIZEVEC.
6595	(remap_filename): Use XNEWVEC.
6596	(struct pchf_entry): Move definition out of struct pchf_data.
6597	(_cpp_save_file_entries): Use XCNEWVAR.
6598	(_cpp_read_file_entries): Use XNEWVAR.
6599	* identifiers.c (alloc_node): Use XOBNEW.
6600	* init.c (cpp_create_reader): Use XCNEW.
6601	(cpp_init_builtins): Cast of b->value to enum builtin_type.
6602	(read_original_directory): Cast return value of alloca.
6603	* lex.c (add_line_note): Use XRESIZEVEC.
6604	(warn_about_normalization): Use XNEWVEC.
6605	(_cpp_lex_direct): Cast node->directive_index to (enum cpp_ttype).
6606	(new_buff): Use XNEWVEC.
6607	* line-map.c (linemap_add): Use XRESIZEVEC.
6608	* macro.c (builtin_macro): Cast return value of alloca.
6609	(paste_tokens): Likewise.
6610	(expand_arg): Use XNEWVEC and XRESIZEVEC.
6611	(_cpp_save_parameter): Use XRESIZEVEC.
6612	(create_iso_definition): Cast allocated storage to proper type.
6613	(_cpp_create_definition): Likewise.
6614	(cpp_macro_definition): Use XRESIZEVEC.
6615	* makedepend.c (add_clm): Use XNEW.
6616	(add_dir): Likewise.
6617	* mkdeps.c (munge): Use XNEWVEC.
6618	(deps_init): Use XCNEW.
6619	(deps_add_target): Use XRESIZEVEC.
6620	(deps_add_default_target): Cast return value of alloca.
6621	(deps_add_dep): Use XRESIZEVEC.
6622	(deps_add_vpath): Likewise.  Use XNEWVEC too.
6623	(deps_restore): Likewise.
6624	* pch.c (save_idents): Use XNEW and XNEWVEC.
6625	(cpp_save_state): Use XNEW.
6626	(count_defs): Cast return value of htab_find.
6627	(write_defs): Likewise.
6628	(cpp_write_pch_deps): Use XNEWVEC.
6629	(collect_ht_nodes): Use XRESIZEVEC.
6630	(cpp_valid_state): Use XNEWVEC.
6631	(save_macros): Use XRESIZEVEC.  Cast return value of xmemdup.
6632	* symtab.c (ht_create): Use XCNEW.
6633	(ht_lookup_with_hash): Cast return value of obstack_copy0.
6634	(ht_expand): Use XCNEWVEC.
6635	* system.h (HAVE_DESIGNATED_INITIALIZERS): False if __cplusplus.
6636	(bool): Do not define if __cplusplus.
6637
66382005-05-12  Zack Weinberg  <zack@codesourcery.com>
6639
6640	* directives.c (#sccs table entry): Mark IN_I, consistent with #ident.
6641	(do_sccs): Delete function definition, #define to do_ident.
6642	(do_ident): Don't hardwire directive name.
6643
66442005-05-12  Ryota Kunisawa  <kunisawa@access.co.jp>
6645
6646	PR bootstrap/21230
6647	* configure: Regenerate.
6648
66492005-04-27  Andris Pavenis  <pavenis@latnet.lv>
6650
6651	* files.c: Include io.h for DJGPP to get prototype of setmode.
6652
66532005-04-19  Per Bothner  <per@bothner.com>
6654
6655	PR preprocessor/20907
6656	* line-map.c (linemap_line_start): Fix bug when we need to increse
6657	column_bits but can re-use the current line_map.
6658
66592005-04-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6660
6661	* system.h (fopen, fdopen, freopen): Define these to the unlocked
6662	libiberty functions.
6663
66642005-04-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6665
6666	* configure.ac (libcpp_UNLOCKED_FUNCS): New.
6667	(AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for libcpp_UNLOCKED_FUNCS.
6668	* system.h (putchar, getc, getchar, clearerr, feof, fileno,
6669	fflush, fgetc, fgets, ferror, fread): Redefine to the associated
6670	_unlocked function.
6671	(fwrite_unlocked): Fix prototype.
6672
6673	* configure, config.in: Regenerate.
6674
66752005-04-05  Jakub Jelinek  <jakub@redhat.com>
6676
6677	PR preprocessor/19475
6678	* macro.c (create_iso_definition): For < ISO C99, don't
6679	pedwarn if there is no whitespace between macro name and its
6680	replacement, but the replacement starts with a basic character
6681	set character.
6682
66832005-03-28  Andreas Jaeger  <aj@suse.de>
6684
6685	* lex.c (warn_about_normalization): Cast field width to int to
6686	avoid warning.
6687
66882005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
6689
6690	* configure.ac: Consistently use solaris2.1[0-9]* instead of
6691	solaris2.1[0-9].
6692	* configure: Regenerate.
6693
66942005-03-15  Geoffrey Keating  <geoffk@apple.com>
6695
6696	* charset.c (_cpp_valid_ucn): In identifiers, reject a partial
6697	UCN rather than printing an error.
6698
66992005-03-14  Geoffrey Keating  <geoffk@apple.com>
6700
6701	* lex.c (forms_identifier_p): Disable UCNs in C89 mode.
6702
67032005-03-14  Geoffrey Keating  <geoffk@apple.com>
6704
6705	* init.c (cpp_create_reader): Default warn_normalize to normalized_C.
6706	* charset.c: Update for new format of ucnid.h.
6707	(ucn_valid_in_identifier): Update for new format of ucnid.h.
6708	Add NST parameter, and update it; update callers.
6709	(cpp_valid_ucn): Add NST parameter, update callers.  Replace abort
6710	with cpp_error.
6711	(convert_ucn): Pass normalize_state to cpp_valid_ucn.
6712	* internal.h (struct normalize_state): New.
6713	(INITIAL_NORMALIZE_STATE): New.
6714	(NORMALIZE_STATE_RESULT): New.
6715	(NORMALIZE_STATE_UPDATE_IDNUM): New.
6716	(_cpp_valid_ucn): New.
6717	* lex.c (warn_about_normalization): New.
6718	(forms_identifier_p): Add normalize_state parameter, update callers.
6719	(lex_identifier): Add normalize_state parameter, update callers.  Keep
6720	the state current.
6721	(lex_number): Likewise.
6722	(_cpp_lex_direct): Pass normalize_state to subroutines.  Check
6723	it with warn_about_normalization.
6724	* makeucnid.c: New.
6725	* ucnid.h: Replace.
6726	* ucnid.pl: Remove.
6727	* ucnid.tab: Make appropriate for input to makeucnid.c.  Remove
6728	comments about obsolete version of C++.
6729	* include/cpplib.h (enum cpp_normalize_level): New.
6730	(struct cpp_options): Add warn_normalize field.
6731
67322005-03-11  Geoffrey Keating  <geoffk@apple.com>
6733
6734	* directives.c (glue_header_name): Update call to cpp_spell_token.
6735	* internal.h (_cpp_interpret_identifier): New.
6736	* charset.c (_cpp_interpret_identifier): New.
6737	(_cpp_valid_ucn): Allow UCN version of '$'.
6738	* lex.c (lex_identifier): Add extra parameter to indicate if initial
6739	character was '$' or '\'.  Support identifiers with UCNs.
6740	(forms_identifier_p): Allow UCNs.
6741	(_cpp_lex_direct): Pass extra parameter to lex_identifier.
6742	(utf8_to_ucn): New.
6743	(cpp_spell_token): Add FORSTRING parameter.  Use it.
6744	(cpp_token_as_text): Update call to cpp_spell_token.
6745	(cpp_output_token): Write UCNs back out.
6746	(stringify_arg): Update call to cpp_spell_token.
6747	(paste_tokens): Likewise.
6748	(cpp_macro_definition): Likewise.
6749	* macro.c (stringify_arg): Likewise.
6750	(paste_tokens): Likewise.
6751	(cpp_macro_definition): Likewise.
6752	* include/cpplib.h: Add parameter to cpp_spell_token.
6753
67542005-03-04  Jakub Jelinek  <jakub@redhat.com>
6755
6756	PR bootstrap/20282
6757	PR bootstrap/20305
6758	* macro.c (replace_args, cpp_get_token): Copy whole
6759	cpp_token_u instead of just cpp_string field from it.
6760
67612005-02-28  Devang Patel  <dpatel@apple.com>
6762
6763	* directives.c (do_line): Save sysp early before line table is
6764	realloc'ed.
6765
67662005-02-20  Zack Weinberg  <zack@codesourcery.com>
6767
6768	PR 18785
6769	* charset.c (LAST_POSSIBLY_BASIC_SOURCE_CHAR): New helper macro.
6770	(cpp_host_to_exec_charset): New function.
6771	* include/cpplib.h: Declare cpp_host_to_exec_charset.
6772
67732005-02-19  Devang Patel  <dpatel@apple.com>
6774
6775	* charset.c (_cpp_convert_input): Check '\r' before inserting
6776	'\n' at the end.
6777
67782005-02-15  Eric Christopher  <echristo@redhat.com>
6779
6780	PR preprocessor/19077
6781	* macro.c (cpp_macro_definition): Move handling of whitespace
6782	to PREV_WHITE conditional. Remove overloading of len
6783	variable.
6784
67852005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
6786
6787	* directives.c, files.c, init.c, internal.h, macro.c, pch.c,
6788	traditional.c: Update copyright.
6789
67902005-02-14  Paolo Bonzini  <bonzini@gnu.org>
6791
6792	PR bootstrap/19818
6793	* configure.ac: Check for declaration of basename and getopt.
6794	* config.in: Regenerate.
6795	* configure: Regenerate.
6796	* internal.h (ustrcspn): New.
6797	* macro.c (create_iso_definition): Fix allocation of memory.
6798	(padding_token): Add cast to remove const-ness.
6799	* pch.c (cpp_read_state): Use ustrcspn.
6800
68012005-02-08  Mike Stump  <mrs@apple.com>
6802
6803	* files.c (pchf_adder): Remove.
6804	(struct pchf_adder_info): Likewise.
6805	(_cpp_save_file_entries): Write out all files so that #import works.
6806
68072005-01-23  Joseph S. Myers  <joseph@codesourcery.com>
6808
6809	* configure: Regenerate.
6810
68112005-01-11  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
6812
6813	* include/cpplib.h (c_lang): Fix comment to say cpp_create_reader.
6814
6815	* include/cpplib.h: Also update copyright years.
6816
68172005-01-03  Geoffrey Keating  <geoffk@apple.com>
6818
6819	* files.c (_cpp_find_file): Add files found by search_path_exhausted
6820	to the list of all files.
6821
68222005-01-01  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6823
6824	* internal.h: Update references to Cpp lib filenames.
6825	* directives.c: Likewise.
6826	* init.c: Likewise.
6827	* macro.c: Likewise.
6828	* traditional.c: Likewise.
6829
68302004-12-15  Eric Botcazou  <ebotcazou@libertysurf.fr>
6831
6832	PR preprocessor/15167
6833	* files.c (destroy_cpp_file): New function.
6834	(should_stack_file): Make a new file if the
6835	compared file is still stacked.
6836
68372004-11-28  Nathanael Nerode  <neroden@gcc.gnu.org>
6838
6839	PR preprocessor/17610
6840	* directives.c (do_include_common): Error out if an empty filename
6841	is given for #include (or #include_next or #import).
6842
68432004-11-27  Roger Sayle  <roger@eyesopen.com>
6844	    Zack Weinberg  <zack@codesourcery.com>
6845
6846	* internal.h: Replace all uses of uchar with unsigned char.
6847	* include/cpp-id-data.h: Likewise.  Guard typedef of uchar
6848	with !IN_GCC, so uchar is only defined whilst building libcpp.
6849
68502004-11-24  Kelley Cook  <kcook@gcc.gnu.org>
6851
6852	* aclocal.m4: Regenerate.
6853
68542004-11-24  Roger Sayle  <roger@eyesopen.com>
6855
6856	PR preprocessor/15824
6857	* configure.ac: Correct HAVE_UCHAR test to #include <sys/types.h>
6858	directly, instead of the non-existant "system.h" and "ansidecl.h".
6859	* configure: Regenerate.
6860
68612004-11-23  Daniel Jacobowitz  <dan@codesourcery.com>
6862	    Joseph Myers  <joseph@codesourcery.com>
6863
6864	* internal.h (struct lexer_state): Add in_deferred_pragma.
6865	* directives.c (struct pragma_entry): Add allow_expansion.
6866	(insert_pragma_entry): Take allow_expansion flag.
6867	(register_pragma): Likewise.
6868	(cpp_register_pragma): Likewise.
6869	(_cpp_init_internal_pragmas): Update calls to cpp_register_pragma.
6870	(do_pragma): Honor allow_expansion.
6871	(cpp_handle_deferred_pragma): Set in_deferred_pragma.
6872	* include/cpplib.h (cpp_register_pragma): Update prototype.
6873
68742004-11-18  Daniel Jacobowitz  <dan@codesourcery.com>
6875	    Mark Mitchell  <mark@codesourcery.com>
6876
6877	* configure.ac (i[34567]86-*-solaris2.1[0-9]*): Set
6878	need_64bit_hwint=yes.
6879	* configure: Regenerate.
6880
68812004-11-09  Joseph S. Myers  <joseph@codesourcery.com>
6882
6883	* Makefile.in ($(PACKAGE).pot): New rule.  Depend on
6884	po/$(PACKAGE).pot.
6885	(po/$(PACKAGE).pot): Use ":" instead of "," in --keyword
6886	arguments.  Add keywords _, N_, SYNTAX_ERROR and SYNTAX_ERROR2.
6887	Remove local srcdir path from generated file.
6888
68892004-11-04  Zack Weinberg  <zack@codesourcery.com>
6890	    Gerald Pfeifer  <gerald@pfeifer.com>
6891
6892	* internal.h (HAVE_ICONV): Undefine if we do not have HAVE_ICONV_H
6893	as well.
6894
68952004-10-27  Zack Weinberg  <zack@codesourcery.com>
6896
6897	PR 18075
6898	* directives.c (do_pragma): Do not defer pragmas which are unknown.
6899	(cpp_handle_deferred_pragma): Add cast to silence warning.
6900
69012004-10-14  Joseph S. Myers  <jsm@polyomino.org.uk>
6902
6903	* errors.c (_cpp_begin_message): Print "error: " for errors.
6904
69052004-10-10  Andreas Jaeger  <aj@suse.de>
6906
6907	* makedepend.c: Include mkdeps.h for prototype of deps_add_vpath.
6908	* Makefile.in (makedepend.o): Add dependency on mkdeps.h.
6909
69102004-10-08  Andrew Pinski  <pinskia@physics.uc.edu>
6911
6912	* pch.c (cpp_write_pch_state): Remove variable z as it is not
6913	used.
6914	(cpp_read_state): Remove unused variables, m, d and mac_count.
6915
69162004-09-29  Per Bothner  <per@bothner.com>
6917
6918	* directives.c (cpp_handle_deferred_pragma):  Save, clear and restore
6919	cb.line_change.  Otherwise do_pragma will call the line_change
6920	call-back with a meaningless line number.
6921
69222004-09-24  Zack Weinberg  <zack@codesourcery.com>
6923
6924	* configure.ac: Move AC_PROG_MAKE_SET, AC_PROG_INSTALL to
6925	programs cluster. Use ACX_PROG_CC_WARNING_OPTS,
6926	ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6927	* aclocal.m4, configure: Regenerate.
6928	* init.c: Include localedir.h.
6929	* Makefile.in (WARN_CFLAGS, ALL_CFLAGS): New variables.
6930	(DEFS): Delete.
6931	(.c.o): Use $(ALL_CFLAGS).
6932	(localedir.h, localedir.hs): New rules.
6933	(clean): Use rm -rf to remove directories.
6934	(distclean): Also delete localedir.h and localedir.hs.
6935	(init.o): Update dependencies.
6936
69372004-09-22  Kelley Cook  <kcook@gcc.gnu.org>
6938
6939	* Makefile.in (aclocal.m4): Update dependencies.
6940	* configure.ac (AC_CONFIG_MACRO_DIR): New.
6941	* aclocal.m4, configure: Regenerate.
6942
69432004-09-17  Zack Weinberg  <zack@codesourcery.com>
6944
6945	* charset.c (_cpp_destroy_iconv, emit_numeric_escape)
6946	(_cpp_convert_input, _cpp_default_encoding): Add comments.
6947	Some other comments in this file also tweaked.
6948
6949	* directives.c (do_pragma): Save current buffer position
6950	before lexing the pragma keywords; don't call
6951	_cpp_backup_tokens in the defer_pragmas case.
6952
69532004-09-15  Per Bothner  <per@bothner.com>
6954
6955	* include/line-map.h (line_map_start):  Add parameter names so
6956	preceding comment makes sense.
6957	(linemap_add):  Remove from comment mention of non-existing parameter.
6958
69592004-09-09  Matt Austern  <austern@apple.com>
6960	    Zack Weinberg  <zack@codesourcery.com>
6961
6962	* include/cpplib.h (TTYPE_TABLE): Remove CPP_ and SPELL_
6963	prefixes throughout.  Add entry for PRAGMA.  Remove
6964	unnecessary "= 0" from EQ.
6965	(enum cpp_ttype): Adjust OP and TK definitions to restore
6966	prefixes, via token-paste.
6967	(CPP_LAST_EQ, CPP_FIRST_DIGRAPH, CPP_LAST_PUNCTUATOR, CPP_LAST_CPP_OP):
6968	Change from #defines to additional cpp_ttype enumerators.
6969	(struct cpp_options): Add defer_pragmas.
6970	(cpp_handle_deferred_pragma): Prototype new interface.
6971
6972	* internal.h (struct cpp_reader): Add directive_result.
6973	* directives.c (struct pragma_entry): Add is_internal field;
6974	give boolean fields type bool.
6975	(start_directive): Initialize pfile->directive_result.type.
6976	(_cpp_do__Pragma): Likewise.
6977	(run_directive): Do not crash if pfile->buffer->prev is NULL.
6978	(insert_pragma_entry): Add 'internal' argument; set new->is_internal
6979	from it.
6980	(register_pragma): New static function, bulk of former
6981	cpp_register_pragma here; add 'internal' argument, pass along
6982	to insert_pragma_entry.
6983	(cpp_register_pragma): Now a wrapper around register_pragma which
6984	always passes false for 'internal' argument.
6985	(_cpp_init_internal_pragmas): Call register_pragma directly, passing
6986	true for 'internal'.
6987	(do_pragma): If CPP_OPTION (pfile, defer_pragmas) and this isn't
6988	an internal pragma, save text till the end of the line as a CPP_PRAGMA
6989	token instead of executing the pragma.
6990	(cpp_handle_deferred_pragma): New interface.
6991	* lex.c (token_spellings): Adjust OP and TK definitions to
6992	match changes to cpplib.h.
6993	(_cpp_lex_token): Check for a directive-result token and
6994	return it if present.
6995	(cpp_token_val_index): Handle CPP_PRAGMA.
6996	* macro.c (cpp_builtin_macro_text): Correct comment.
6997	(builtin_macro): Handle directive-result tokens from _cpp_do__Pragma.
6998
69992004-09-06  Serge Belyshev  <belyshev@lubercy.com>
7000
7001	PR preprocessor/14699
7002	* symtab.c (ht_dump_statistics): Change type of sum_of_squares
7003	from size_t to double.
7004
70052004-08-28  Andreas Schwab  <schwab@suse.de>
7006	    Andreas Jaeger <aj@suse.de>
7007
7008	* configure.ac: Set PACKAGE correctly.
7009	* configure: Regenerated.
7010
70112004-08-25  Paolo Bonzini  <bonzini@gnu.org>
7012
7013	* Makefile.in: Add back top_builddir.
7014
70152004-08-25  Paolo Bonzini  <bonzini@gnu.org>
7016
7017	* configure.ac: Replace Automake macro invocations
7018	with manual Autoconf checks and substitutions.
7019	* configure: Regenerate.
7020	* aclocal.m4: Regenerate.
7021	* config.in: Regenerate.
7022	* Makefile.am: Removed.
7023	* Makefile.in: Heavy simplification and reorganization.
7024
70252004-08-09  Mark Mitchell  <mark@codesourcery.com>
7026
7027	* configure.ac (arm*-*-eabi*): New target.
7028	(arm*-*-symbianelf*): Likewise.
7029	* configure: Regenerated.
7030
70312004-07-24  Bernardo Innocenti  <bernie@develer.com>
7032
7033	* internal.h (xnew, xcnew, xnewvec, xcnewvec, xobnew): Remove.
7034	* directives.c: Use XNEW-family macros from libiberty.
7035	* lex.c: Likewise.
7036	* macro.c: Likewise.
7037	* cpplib.h (cpp_deps_style): Export enum with name.
7038
70392004-07-23  Matthias Klose  <doko@debian.org>
7040
7041	* init.c (init_library): Use PACKAGE for the text domain.
7042
70432004-07-16  Andris Pavenis  <pavenis@latnet.lv>
7044
7045	PR preprocessor/16366
7046	* internal.h (struct cpp_reader): New field dir_hash.
7047	* files.c (make_cpp_dir): Use dir_hash, not file_hash.
7048	(_cpp_init_files, _cpp_cleanup_files): Update for new field.
7049
70502004-07-04  Neil Booth  <neil@duron.akihabara.co.uk>
7051
7052	PR preprocessor/16192
7053	PR preprocessor/15913
7054	PR preprocessor/15572
7055	* expr.c (_cpp_parse_expr): Handle remaining cases where an
7056	expression is missing.
7057	* init.c (post_options): Traditional cpp doesn't do // comments.
7058
70592004-06-30  Per Bothner  <per@bothner.com>
7060
7061	* include/line-map.h (fileline):  Remove old typedef.
7062	* internal.h (struct cpp_reader):  Use source_location typedef instead.
7063
70642004-06-26  Zack Weinberg  <zack@codesourcery.com>
7065
7066	Partially revert patch of 2004-06-05.
7067	* files.c (search_cache): Remove pfile argument.  Don't check
7068	for file that would be found by "" or <> search here...
7069	(_cpp_find_file): ...do it here, before calling find_file_in_dir.
7070	Do not apply directory-of-current-file correction to files
7071	found by this check.  Rearrange code slightly.
7072
70732004-06-21  Geoffrey Keating  <geoffk@apple.com>
7074
7075	* files.c (should_stack_file): Correct swapped parameters to call
7076	to cb.read_pch.
7077	* pch.c (cpp_valid_state): Handle -fpreprocessed.
7078
70792004-06-15  Paolo Bonzini  <bonzini@gnu.org>
7080
7081	* Makefile.in: Regenerate with automake 1.8.5.
7082	* aclocal.m4: Likewise.
7083	* configure: Regenerate.
7084
70852004-06-11  Zack Weinberg  <zack@codesourcery.com>
7086
7087	* configure.ac: Don't invoke ACX_HEADER_STDBOOL.
7088	* configure, config.in: Regenerate.
7089	* system.h: Unconditionally define bool as unsigned char,
7090	BOOL_BITFIELD as unsigned int.
7091	* .cvsignore: New file.
7092
70932004-06-09  Geoffrey Keating  <geoffk@apple.com>
7094
7095	* traditional.c (push_replacement_text): Set macro->traditional.
7096	(save_replacement_text): Likewise.
7097	* pch.c (cpp_write_pch_state): Don't write list of defined macros.
7098	(struct save_macro_item): Delete.
7099	(struct save_macro_data): Use a character array not the previous
7100	structured format.
7101	(save_macros): Save macro as text not as internal structures.
7102	(cpp_prepare_state): Update for changes to save_macro_data.
7103	(cpp_read_state): Don't read macros defined in PCH.  Restore
7104	-D macros as text.
7105	* macro.c (create_iso_definition): Honour alloc_subobject.
7106	Clear traditional flag.
7107	(_cpp_create_definition): Honour alloc_subobject.
7108	* lex.c (cpp_token_val_index): New.
7109	* internal.h: Include cpp-id-data.h.
7110	(uchar): Move definition to cpp-id-data.h.
7111	(U): Likewise.
7112	(cpp_macro): Likewise.
7113	* directives.c (struct answer): Move to cpp-id-data.h.
7114	(do_assert): Honour alloc_subobject.
7115
7116	* include/symtab.h (struct ht): Add field 'alloc_subobject'.
7117	* include/cpplib.h (struct cpp_string): Add GTY marker.
7118	(enum cpp_token_fld_kind): New.
7119	(struct cpp_token): Add GTY markers.
7120	(cpp_token_val_index): Prototype.
7121	(CPP_HASHNODE_VALUE_IDX): New.
7122	(struct cpp_hashnode): Don't skip fields of 'value' when marking.
7123	* include/cpp-id-data.h: New file.
7124
71252004-06-09  Paolo Bonzini  <bonzini@gnu.org>
7126
7127	* Makefile.am (all-local): New.
7128	* Makefile.in: Regenerate.
7129
71302004-06-06  Roger Sayle  <roger@eyesopen.com>
7131
7132	* Makefile.am (LIBICONV): Declare.
7133	(makedepend_LDADD): Use LIBICONV.
7134	* Makefile.in: Regenerate.
7135
71362004-06-05  Andrew Pinski  <pinskia@physics.uc.edu>
7137
7138	* Makefile.am (LIBINTL): Declare
7139	(makedepend_LDADD): Use LIBINTL.
7140	* Makefile.in: Regenerate.
7141
71422004-06-05  Zack Weinberg  <zack@codesourcery.com>
7143
7144	* Makefile.am: Add makedepend.
7145	* Makefile.in, aclocal.m4: Regenerate.
7146	* charset.c: Insert a space to avoid a warning.
7147	* directives.c: Include mkdeps.h.
7148	(_cpp_handle_directive): Reenable macro expander if appropriate.
7149	(undefine_macros): Inline body of _cpp_free_definition for speed.
7150	Do not call undef callback or _cpp_warn_if_unused_macro.
7151	(cpp_get_deps): New interface.
7152	* files.c (search_cache): Add pfile argument.  Check for file
7153	that would be found by "" or <> search here...
7154	(_cpp_find_file): ...not here.  Correct recorded start_dir of
7155	files found by directory-of-current-file search that would be
7156	found by "" or <> search.
7157	* init.c (cpp_add_dependency_target): Delete.
7158	* internal.h (struct lexer_state): Add discarding_output flag.
7159	* lex.c (lex_identifier): Compute hash function while scanning.
7160	* macro.c (cpp_scan_nooutput): Disable macro expansion outside
7161	directives.
7162	* makedepend.c: New file.
7163	* mkdeps.c (struct deps): Add vpath vector.
7164	(apply_vpath, deps_add_vpath): New function.
7165	(deps_free): Free vpath vector.
7166	(deps_add_dep, deps_add_target): Use apply_vpath.
7167	* symtab.c (calc_hash): Use HT_HASHSTEP and HT_FINISH.
7168	(ht_lookup_with_hash): New function.
7169	* cpplib.h, mkdeps.h: Update prototypes.
7170	* symtab.h: Update prototypes.
7171	(HT_HASHSTEP, HT_FINISH): New macros.
7172
71732004-05-29  Geoffrey Keating  <geoffk@apple.com>
7174
7175	* symtab.c (ht_create): Set entries_owned.
7176	(ht_destroy): Honour entries_owned.
7177	(ht_expand): Likewise.
7178	(ht_load): New.
7179	* include/symtab.h (struct ht): New field 'entries_owned'
7180	(ht_load): New prototype.
7181
71822004-05-26  Paolo Bonzini  <bonzini@gnu.org>
7183
7184	PR bootstrap/15651
7185	* configure.ac: Fix m4 quoting when picking
7186	the size of HOST_WIDE_INT.
7187	* configure: Regenerate.
7188
71892004-05-25  Paolo Bonzini  <bonzini@gnu.org>
7190
7191	* Makefile.am: the correct directory for
7192	gettext include files is given by @INCINTL@.
7193	* Makefile.in: Regenerate.
7194
71952004-05-24  Paolo Bonzini  <bonzini@gnu.org>
7196
7197	* system.h [!ENABLE_NLS]: dgettext takes two
7198	parameters.
7199
72002004-05-23  Paolo Bonzini  <bonzini@gnu.org>
7201
7202	Moved libcpp from the gcc subdirectory to the toplevel.
7203	* Makefile.am: New file.
7204	* Makefile.in: Regenerate.
7205	* configure.ac: New file.
7206	* configure: Regenerate.
7207	* config.in: Regenerate.
7208	* charset.c: Moved from gcc/cppcharset.c.  Add note about
7209	brokenness of input charset detection.  Adjust for change
7210	in name of cppucnid.h.
7211	* errors.c: Moved from gcc/cpperror.c.  Do not include intl.h.
7212	* expr.c: Moved from gcc/cppexp.c.
7213	* files.c: Moved from gcc/cppfiles.c.  Do not include intl.h.
7214	Remove #define of O_BINARY, it is in system.h.
7215	* identifiers.c: Moved from gcc/cpphash.c.
7216	* internal.h: Moved from gcc/cpphash.h.  Change header
7217	guard name.  All other files adjusted to match name change.
7218	* init.c: Moved from gcc/cppinit.c.
7219	(init_library) [ENABLE_NLS]: Call bindtextdomain.
7220	* lex.c: Moved from gcc/cpplex.c.
7221	* directives.c: Moved from gcc/cpplib.c.
7222	* macro.c: Moved from gcc/cppmacro.c.
7223	* pch.c: Moved from gcc/cpppch.c.  Do not include intl.h.
7224	* traditional.c: Moved from gcc/cpptrad.c.
7225	* ucnid.h: Moved from gcc/cppucnid.h.  Change header
7226	guard name.
7227	* ucnid.pl: Moved from gcc/cppucnid.pl.
7228	* ucnid.tab: Moved from gcc/cppucnid.tab.  Change header
7229	guard name.
7230	* symtab.c: Moved from gcc/hashtable.c.
7231	* line-map.c: Moved from gcc.  Do not include intl.h.
7232	* mkdeps.c: Moved from gcc.
7233	* system.h: New file.
7234	* include/cpplib.h: Moved from gcc.  Change header guard name.
7235	* include/line-map.h: Moved from gcc.  Change header guard name.
7236	* include/mkdeps.h: Moved from gcc.  Change header guard name.
7237	* include/symtab.h: Moved from gcc/hashtable.h.  Change header
7238	guard name.
7239
7240Copyright (C) 2004-2022 Free Software Foundation, Inc.
7241
7242Copying and distribution of this file, with or without modification,
7243are permitted in any medium without royalty provided the copyright
7244notice and this notice are preserved.
7245