1/* Classes for analyzer diagnostics.
2   Copyright (C) 2019-2020 Free Software Foundation, Inc.
3   Contributed by David Malcolm <dmalcolm@redhat.com>.
4
5This file is part of GCC.
6
7GCC is free software; you can redistribute it and/or modify it
8under the terms of the GNU General Public License as published by
9the Free Software Foundation; either version 3, or (at your option)
10any later version.
11
12GCC is distributed in the hope that it will be useful, but
13WITHOUT ANY WARRANTY; without even the implied warranty of
14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15General Public License for more details.
16
17You should have received a copy of the GNU General Public License
18along with GCC; see the file COPYING3.  If not see
19<http://www.gnu.org/licenses/>.  */
20
21#include "config.h"
22#include "system.h"
23#include "coretypes.h"
24#include "tree.h"
25#include "intl.h"
26#include "diagnostic.h"
27#include "function.h"
28#include "analyzer/analyzer.h"
29#include "diagnostic-event-id.h"
30#include "analyzer/analyzer-logging.h"
31#include "analyzer/sm.h"
32#include "diagnostic-event-id.h"
33#include "analyzer/sm.h"
34#include "analyzer/pending-diagnostic.h"
35
36#if ENABLE_ANALYZER
37
38namespace ana {
39
40/* Generate a label_text by printing FMT.
41
42   Use a clone of the global_dc for formatting callbacks.
43
44   Use this evdesc::event_desc's m_colorize flag to control colorization
45   (so that e.g. we can disable it for JSON output).  */
46
47label_text
48evdesc::event_desc::formatted_print (const char *fmt, ...) const
49{
50  pretty_printer *pp = global_dc->printer->clone ();
51
52  pp_show_color (pp) = m_colorize;
53
54  text_info ti;
55  rich_location rich_loc (line_table, UNKNOWN_LOCATION);
56  va_list ap;
57  va_start (ap, fmt);
58  ti.format_spec = _(fmt);
59  ti.args_ptr = &ap;
60  ti.err_no = 0;
61  ti.x_data = NULL;
62  ti.m_richloc = &rich_loc;
63  pp_format (pp, &ti);
64  pp_output_formatted_text (pp);
65  va_end (ap);
66
67  label_text result = label_text::take (xstrdup (pp_formatted_text (pp)));
68  delete pp;
69  return result;
70}
71
72/* Return true if T1 and T2 are "the same" for the purposes of
73   diagnostic deduplication.  */
74
75bool
76pending_diagnostic::same_tree_p (tree t1, tree t2)
77{
78  return simple_cst_equal (t1, t2) == 1;
79}
80
81} // namespace ana
82
83#endif /* #if ENABLE_ANALYZER */
84