1 # Copyright 2004, 2007, 2008, 2009 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 # Author: Paul N. Hilfinger (Hilfinger@gnat.com)
18 # Test that GDB cleans up properly after errors that result when a
19 # breakpoint is reset.
28 # IDT/SIM apparently doesn't have enough file descriptors to allow the
29 # problem checked by this test to occur.
30 if [istarget "mips-idt-*"] {
34 set testfile "chng-syms"
35 set srcfile ${testfile}.c
36 set binfile ${objdir}/${subdir}/${testfile}
38 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DVARIABLE=var1}] != "" } {
39 untested chng-syms.exp
43 set oldtimeout $timeout
45 verbose "Timeout is now 10 seconds" 2
47 proc expect_to_stop_here { ident } {
51 # the "at foo.c:36" output we get with -g.
52 # the "in func" output we get without -g.
54 -re "Breakpoint \[0-9\]*, stop_here .*$gdb_prompt $" {
58 fail "running to stop_here $ident"
62 fail "running to stop_here $ident (timeout)"
71 gdb_reinitialize_dir $srcdir/$subdir
74 gdb_test "break stop_here if (var1 == 42)" \
75 "Breakpoint.*at.* file .*$srcfile, line.*" \
76 "setting conditional breakpoint on function"
79 expect_to_stop_here "first time"
81 gdb_continue_to_end "breakpoint first time through"
83 # Now we recompile the executable, but without a variable named "var1", first
84 # waiting to insure that even on fast machines, the file modification times
85 # are distinct. This will force GDB to reload the file on the
86 # next "run" command, causing an error when GDB tries to tries to reset
90 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DVARIABLE=var2}] != "" } {
92 # Complication: Since GDB generally holds an open file descriptor on the
93 # executable at this point, there are some systems in which the
94 # re-compilation will fail. In such cases, we'll consider the test
95 # (vacuously) passed providing that re-running it succeeds as before.
98 expect_to_stop_here "after re-compile fails"
99 gdb_continue_to_end "after re-compile fails"
105 -re ".*Program exited normally.*$gdb_prompt $" {
106 pass "running with invalidated bpt condition after executable changes"
108 -re ".*Breakpoint .*,( 0x.* in)? (\[^ \]*)exit .*$gdb_prompt $" {
109 pass "running with invalidated bpt condition after executable changes"
111 -re "$gdb_prompt $" {
112 fail "running with invalidated bpt condition after executable changes"
115 fail "(timeout) running with invalidated bpt condition after executable changes"
121 set timeout $oldtimeout
122 verbose "Timeout is now $timeout seconds" 2