1 # Copyright 2004, 2007, 2008 Free Software Foundation, Inc.
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.
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.
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/>.
16 # Please email any bugs, comments, and/or additions to this file to:
17 # bug-gdb@prep.ai.mit.edu
19 # Author: Paul N. Hilfinger (Hilfinger@gnat.com)
21 # Test that GDB cleans up properly after errors that result when a
22 # breakpoint is reset.
31 # IDT/SIM apparently doesn't have enough file descriptors to allow the
32 # problem checked by this test to occur.
33 if [istarget "mips-idt-*"] {
37 set testfile "chng-syms"
38 set srcfile ${testfile}.c
39 set binfile ${objdir}/${subdir}/${testfile}
41 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DVARIABLE=var1}] != "" } {
42 untested chng-syms.exp
46 set oldtimeout $timeout
48 verbose "Timeout is now 10 seconds" 2
50 proc expect_to_stop_here { ident } {
54 # the "at foo.c:36" output we get with -g.
55 # the "in func" output we get without -g.
57 -re "Breakpoint \[0-9\]*, stop_here .*$gdb_prompt $" {
61 fail "running to stop_here $ident"
65 fail "running to stop_here $ident (timeout)"
74 gdb_reinitialize_dir $srcdir/$subdir
77 gdb_test "break stop_here if (var1 == 42)" \
78 "Breakpoint.*at.* file .*$srcfile, line.*" \
79 "setting conditional breakpoint on function"
82 expect_to_stop_here "first time"
84 gdb_continue_to_end "breakpoint first time through"
86 # Now we recompile the executable, but without a variable named "var1", first
87 # waiting to insure that even on fast machines, the file modification times
88 # are distinct. This will force GDB to reload the file on the
89 # next "run" command, causing an error when GDB tries to tries to reset
93 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DVARIABLE=var2}] != "" } {
95 # Complication: Since GDB generally holds an open file descriptor on the
96 # executable at this point, there are some systems in which the
97 # re-compilation will fail. In such cases, we'll consider the test
98 # (vacuously) passed providing that re-running it succeeds as before.
101 expect_to_stop_here "after re-compile fails"
102 gdb_continue_to_end "after re-compile fails"
108 -re ".*No symbol .var1..*Program exited normally.*$gdb_prompt $" {
109 pass "running with invalidated bpt condition after executable changes"
111 -re "No symbol .var1..*Breakpoint .*,( 0x.* in)? (\[^ \]*)exit .*$gdb_prompt $" {
112 pass "running with invalidated bpt condition after executable changes"
114 -re "$gdb_prompt $" {
115 fail "running with invalidated bpt condition after executable changes"
118 fail "(timeout) running with invalidated bpt condition after executable changes"
124 set timeout $oldtimeout
125 verbose "Timeout is now $timeout seconds" 2