| # Copyright 2003-2021 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/>. |
| |
| # Please email any bugs, comments, and/or additions to this file to: |
| # bug-gdb@gnu.org |
| |
| # This file is part of the gdb testsuite. |
| |
| # Tests for PR:1291. Ensure that backtrace works properly for stack |
| # frames greater than 256 bytes. |
| |
| # Test SH backtraces with >256 byte frame stack. (PR:1291) |
| |
| |
| if ![istarget "sh-*-*"] then { |
| verbose "Skipping SH backtrace tests." |
| return |
| } |
| |
| set testfile "gdb1291" |
| set srcfile ${testfile}.s |
| set binfile ${objdir}/${subdir}/${testfile} |
| if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable ""] != "" } { |
| untested "failed to compile" |
| return -1 |
| } |
| |
| gdb_exit |
| gdb_start |
| gdb_reinitialize_dir $srcdir/$subdir |
| gdb_load ${binfile} |
| |
| # |
| # Run to `main' where we begin our tests. |
| # |
| |
| if ![runto_main] then { |
| return 0 |
| } |
| |
| gdb_test "b sub1" "Breakpoint 2.*" "set breakpoint" |
| gdb_test "c" "Breakpoint 2.* sub1 .*" "get to sub1" |
| |
| send_gdb "bt\n" |
| gdb_expect { |
| -re "#0.* sub1 .*\r\n#1\[ \t\]*$hex in main \\(\\).*\r\n$gdb_prompt $" { |
| pass "backtrace with local variable less than or equal to 256 bytes" |
| } |
| -re ".*$gdb_prompt $" { |
| fail "backtrace with local variable less than or equal to 256 bytes" |
| } |
| timeout { |
| fail "backtrace with local variable less than or equal to 256 bytes (timeout)" |
| } |
| } |
| |
| gdb_test "b sub2" "Breakpoint 3.*" "set breakpoint" |
| gdb_test "c" "Breakpoint 3.* sub2 .*" "get to sub2" |
| |
| send_gdb "bt\n" |
| gdb_expect { |
| -re "#0.* sub2 .*\r\n#1\[ \t\]*$hex in main \\(\\).*\r\n$gdb_prompt $" { |
| pass "backtrace with local variable larger than 256 bytes" |
| } |
| -re "#0.* sub2 .*\r\n#1 0x00000000 in \\?\\? \\(\\).*\r\n$gdb_prompt $" { |
| kfail "gdb/1291" "backtrace with local variable larger than 256 bytes" |
| } |
| -re ".*$gdb_prompt $" { |
| fail "backtrace with local variable larger than 256 bytes" |
| } |
| timeout { |
| fail "backtrace with local variable larger than 256 bytes (timeout)" |
| } |
| } |