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* gdb.base/stack-checking.c: New file.

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* gdb.base/stack-checking.exp: New file.
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Jerome Guitton 2008-09-08 15:54:29 +00:00
parent 52163a60e6
commit 96cc0ae8e0
3 changed files with 107 additions and 0 deletions
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5
gdb/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2008-09-08 Jerome Guitton <guitton@adacore.com>
* gdb.base/stack-checking.c: New file.
* gdb.base/stack-checking.exp: New file.
2008-09-05 Thiago Jung Bauermann <bauerman@br.ibm.com>
* gdb.arch/altivec-abi.exp: Remove extra verbose call.

49
gdb/testsuite/gdb.base/stack-checking.c Normal file
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/* This testcase is part of GDB, the GNU debugger.
Copyright 2008 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/>. */
/*
Test file to be compiled with -fstack-check, for testing "bt" against
different stack checking prologue sequences.
*/
int i = 0;
void
small_frame ()
{
i++; /* set breakpoint here */
}
void medium_frame ()
{
char S [16384];
small_frame ();
}
void big_frame ()
{
char S [524188];
small_frame ();
}
void
main ()
{
small_frame ();
medium_frame ();
big_frame ();
}

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gdb/testsuite/gdb.base/stack-checking.exp Normal file
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# Copyright 2008 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/>.
if $tracelevel then {
strace $tracelevel
}
set prms_id 0
set bug_id 0
set testfile "stack-checking"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [concat debug additional_flags=-fstack-check nowarnings]] != "" } {
untested stack-checking.exp
return -1
}
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
if ![runto_main] then {
fail "Can't run to main"
return 0
}
# Test that the debugger is able to unwind to "main" at the next breakpoint
# hit. The frame number of "main" should be passed into MAIN_FRAME_NUMBER."
proc backtrace_test {name main_frame_number} {
gdb_continue_to_breakpoint "breakpoint for $name"
gdb_test "bt" "#${main_frame_number}.*in main ().*"
}
gdb_breakpoint [gdb_get_line_number "set breakpoint here"]
backtrace_test "small frame" "1"
backtrace_test "medium frame" "2"
backtrace_test "big frame" "2"