1# Copyright 2008, 2009, 2010, 2011 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 16if $tracelevel then { 17 strace $tracelevel 18} 19 20 21set testfile "stack-checking" 22set srcfile ${testfile}.c 23set binfile ${objdir}/${subdir}/${testfile} 24 25if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [concat debug additional_flags=-fstack-check nowarnings]] != "" } { 26 untested stack-checking.exp 27 return -1 28} 29 30gdb_exit 31gdb_start 32gdb_reinitialize_dir $srcdir/$subdir 33gdb_load ${binfile} 34 35if ![runto_main] then { 36 fail "Can't run to main" 37 return 0 38} 39 40 41# Test that the debugger is able to unwind to "main" at the next breakpoint 42# hit. The frame number of "main" should be passed into MAIN_FRAME_NUMBER." 43proc backtrace_test {name main_frame_number} { 44 gdb_continue_to_breakpoint "breakpoint for $name" 45 gdb_test "bt" "#${main_frame_number}.*in main ().*" 46} 47 48gdb_breakpoint [gdb_get_line_number "set breakpoint here"] 49backtrace_test "small frame" "1" 50backtrace_test "medium frame" "2" 51backtrace_test "big frame" "2" 52