1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
# Copyright 2004-2017 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Author: Paul N. Hilfinger (Hilfinger@gnat.com)
# Test that GDB cleans up properly after errors that result when a
# breakpoint is reset.
standard_testfile .c
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DVARIABLE=var1}] != "" } {
untested "failed to compile"
return -1
}
set oldtimeout $timeout
set timeout 10
verbose "Timeout is now 10 seconds" 2
proc expect_to_stop_here { ident } {
# the "at foo.c:36" output we get with -g.
# the "in func" output we get without -g.
gdb_test "" "Breakpoint \[0-9\]*, stop_here .*" "running to stop_here $ident"
}
clean_restart ${binfile}
gdb_test "break stop_here if (var1 == 42)" \
"Breakpoint.*at.* file .*$srcfile, line.*" \
"setting conditional breakpoint on function"
gdb_run_cmd
expect_to_stop_here "first time"
gdb_continue_to_end "breakpoint first time through"
# Now we recompile the executable, but without a variable named "var1", first
# waiting to insure that even on fast machines, the file modification times
# are distinct. This will force GDB to reload the file on the
# next "run" command, causing an error when GDB tries to tries to reset
# the breakpoint.
sleep 2
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DVARIABLE=var2}] != "" } {
# Complication: Since GDB generally holds an open file descriptor on the
# executable at this point, there are some systems in which the
# re-compilation will fail. In such cases, we'll consider the test
# (vacuously) passed providing that re-running it succeeds as before.
gdb_run_cmd
expect_to_stop_here "after re-compile fails"
gdb_continue_to_end "after re-compile fails"
} else {
gdb_run_cmd
set test "running with invalidated bpt condition after executable changes"
gdb_test_multiple "" $test {
-re ".*$inferior_exited_re normally.*$gdb_prompt $" {
pass $test
}
-re ".*Breakpoint .*,( 0x.* in)? (\[^ \]*)exit .*$gdb_prompt $" {
pass $test
}
}
}
set timeout $oldtimeout
verbose "Timeout is now $timeout seconds" 2
return 0
|
