1# Copyright 2003-2023 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# Please email any bugs, comments, and/or additions to this file to: 17# bug-gdb@gnu.org 18 19# This file is part of the gdb testsuite. 20 21# Tests for PR:1291. Ensure that backtrace works properly for stack 22# frames greater than 256 bytes. 23 24# Test SH backtraces with >256 byte frame stack. (PR:1291) 25 26 27if {![istarget "sh-*-*"]} { 28 verbose "Skipping SH backtrace tests." 29 return 30} 31 32set testfile "gdb1291" 33set srcfile ${testfile}.s 34set binfile ${objdir}/${subdir}/${testfile} 35if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable ""] != "" } { 36 untested "failed to compile" 37 return -1 38} 39 40gdb_exit 41gdb_start 42gdb_reinitialize_dir $srcdir/$subdir 43gdb_load ${binfile} 44 45# 46# Run to `main' where we begin our tests. 47# 48 49if {![runto_main]} { 50 return 0 51} 52 53gdb_test "b sub1" "Breakpoint 2.*" "set breakpoint" 54gdb_test "c" "Breakpoint 2.* sub1 .*" "get to sub1" 55 56send_gdb "bt\n" 57gdb_expect { 58 -re "#0.* sub1 .*\r\n#1\[ \t\]*$hex in main \\(\\).*\r\n$gdb_prompt $" { 59 pass "backtrace with local variable less than or equal to 256 bytes" 60 } 61 -re ".*$gdb_prompt $" { 62 fail "backtrace with local variable less than or equal to 256 bytes" 63 } 64 timeout { 65 fail "backtrace with local variable less than or equal to 256 bytes (timeout)" 66 } 67} 68 69gdb_test "b sub2" "Breakpoint 3.*" "set breakpoint" 70gdb_test "c" "Breakpoint 3.* sub2 .*" "get to sub2" 71 72send_gdb "bt\n" 73gdb_expect { 74 -re "#0.* sub2 .*\r\n#1\[ \t\]*$hex in main \\(\\).*\r\n$gdb_prompt $" { 75 pass "backtrace with local variable larger than 256 bytes" 76 } 77 -re "#0.* sub2 .*\r\n#1 0x00000000 in \\?\\? \\(\\).*\r\n$gdb_prompt $" { 78 kfail "gdb/1291" "backtrace with local variable larger than 256 bytes" 79 } 80 -re ".*$gdb_prompt $" { 81 fail "backtrace with local variable larger than 256 bytes" 82 } 83 timeout { 84 fail "backtrace with local variable larger than 256 bytes (timeout)" 85 } 86} 87