1# Copyright 2016-2020 Free Software Foundation, Inc.
2
3# This program is free software; you can redistribute it and/or modify
4# it under the terms of the GNU General Public License as published by
5# the Free Software Foundation; either version 3 of the License, or
6# (at your option) any later version.
7#
8# This program is distributed in the hope that it will be useful,
9# but WITHOUT ANY WARRANTY; without even the implied warranty of
10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11# GNU General Public License for more details.
12#
13# You should have received a copy of the GNU General Public License
14# along with this program.  If not, see <http://www.gnu.org/licenses/>.
15
16standard_testfile .c
17
18if { [build_executable "failed to build" $testfile $srcfile { debug }] == -1 } {
19    untested "couldn't compile ${srcfile}"
20    return -1
21}
22
23# See if we have target board readnow.exp or similar.
24if { [lsearch -exact $GDBFLAGS -readnow] != -1 \
25	 || [lsearch -exact $GDBFLAGS --readnow] != -1 } {
26    untested "--readnever not allowed in combination with --readnow"
27    return -1
28}
29
30save_vars { GDBFLAGS } {
31    append GDBFLAGS " --readnever"
32    if { [clean_restart ${binfile}] == -1 } {
33       return -1
34    }
35}
36
37if ![runto_main] then {
38    perror "couldn't run to breakpoint"
39    continue
40}
41
42gdb_test "break fun_three" \
43         "Breakpoint $decimal at $hex"
44
45gdb_test "continue" \
46         "Breakpoint $decimal, $hex in fun_three \\(\\)"
47
48gdb_test "backtrace" \
49         [multi_line "#0  $hex in fun_three \\(\\)" \
50                     "#1  $hex in fun_two \\(\\)" \
51                     "#2  $hex in fun_one \\(\\)" \
52                     "#3  $hex in main \\(\\)" ]
53
54gdb_test_no_output "maint info symtabs" \
55    "maint info symtabs no output for --readnever"
56gdb_test_no_output "maint info psymtabs" \
57    "maint info psymtabs no output for --readnever"
58
59# Test invalid combination of flags.
60save_vars { GDBFLAGS } {
61    append GDBFLAGS " --readnever --readnow"
62    gdb_exit
63    gdb_spawn
64
65    set test "test readnow and readnever at the same time"
66    gdb_test_multiple "" $test {
67	"'--readnow' and '--readnever' cannot be specified simultaneously" {
68	    pass $test
69	    set test "expect eof after failure"
70	    gdb_test_multiple "" $test {
71		eof {
72		    pass $test
73		}
74	    }
75	}
76    }
77}
78
79
80# Test symbol-file's -readnever option.
81
82# Restart GDB without the --readnever option.
83gdb_exit
84gdb_start
85gdb_test "symbol-file ${binfile}0.o -readnever" \
86    "Reading symbols from ${binfile}0\.o\.\.\.\r\n\\\(No debugging symbols found in .*\\\)" \
87    "use symbol-file -readnever"
88
89gdb_test_no_output "maint info symtabs" \
90    "maint info symtabs no output for symbol-file -readnever"
91gdb_test_no_output "maint info psymtabs" \
92    "maint info psymtabs no output for symbol-file -readnever"
93