| 1 | # Copyright 2008, 2009 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 | |
| 16 | if $tracelevel then { |
| 17 | strace $tracelevel |
| 18 | } |
| 19 | |
| 20 | set prms_id 0 |
| 21 | set bug_id 0 |
| 22 | |
| 23 | set testfile "stack-checking" |
| 24 | set srcfile ${testfile}.c |
| 25 | set binfile ${objdir}/${subdir}/${testfile} |
| 26 | |
| 27 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [concat debug additional_flags=-fstack-check nowarnings]] != "" } { |
| 28 | untested stack-checking.exp |
| 29 | return -1 |
| 30 | } |
| 31 | |
| 32 | gdb_exit |
| 33 | gdb_start |
| 34 | gdb_reinitialize_dir $srcdir/$subdir |
| 35 | gdb_load ${binfile} |
| 36 | |
| 37 | if ![runto_main] then { |
| 38 | fail "Can't run to main" |
| 39 | return 0 |
| 40 | } |
| 41 | |
| 42 | |
| 43 | # Test that the debugger is able to unwind to "main" at the next breakpoint |
| 44 | # hit. The frame number of "main" should be passed into MAIN_FRAME_NUMBER." |
| 45 | proc backtrace_test {name main_frame_number} { |
| 46 | gdb_continue_to_breakpoint "breakpoint for $name" |
| 47 | gdb_test "bt" "#${main_frame_number}.*in main ().*" |
| 48 | } |
| 49 | |
| 50 | gdb_breakpoint [gdb_get_line_number "set breakpoint here"] |
| 51 | backtrace_test "small frame" "1" |
| 52 | backtrace_test "medium frame" "2" |
| 53 | backtrace_test "big frame" "2" |