gdb/testsuite/gdb.arch/gdb1291.exp

   1 # Copyright 2003-2024 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 require {istarget "sh-*-*"}
  27
  28 set testfile "gdb1291"
  29 set srcfile ${testfile}.s
  30 set binfile ${objdir}/${subdir}/${testfile}
  31 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable ""] != "" } {
  32     untested "failed to compile"
  33     return -1
  34 }
  35
  36 clean_restart $binfile
  37
  38 #
  39 # Run to `main' where we begin our tests.
  40 #
  41
  42 if {![runto_main]} {
  43     return 0
  44 }
  45
  46 gdb_test "b sub1" "Breakpoint 2.*" "set breakpoint"
  47 gdb_test "c" "Breakpoint 2.* sub1 .*" "get to sub1"
  48
  49 send_gdb "bt\n"
  50 gdb_expect {
  51     -re "#0.* sub1 .*\r\n#1\[ \t\]*$hex in main \\(\\).*\r\n$gdb_prompt $" {
  52         pass "backtrace with local variable less than or equal to 256 bytes"
  53     }
  54     -re ".*$gdb_prompt $" {
  55         fail "backtrace with local variable less than or equal to 256 bytes"
  56     }
  57     timeout {
  58         fail "backtrace with local variable less than or equal to 256 bytes (timeout)"
  59     }
  60 }
  61
  62 gdb_test "b sub2" "Breakpoint 3.*" "set breakpoint"
  63 gdb_test "c" "Breakpoint 3.* sub2 .*" "get to sub2"
  64
  65 send_gdb "bt\n"
  66 gdb_expect {
  67     -re "#0.* sub2 .*\r\n#1\[ \t\]*$hex in main \\(\\).*\r\n$gdb_prompt $" {
  68         pass "backtrace with local variable larger than 256 bytes"
  69     }
  70     -re "#0.* sub2 .*\r\n#1  0x00000000 in \\?\\? \\(\\).*\r\n$gdb_prompt $" {
  71         kfail "gdb/1291" "backtrace with local variable larger than 256 bytes"
  72     }
  73     -re ".*$gdb_prompt $" {
  74         fail "backtrace with local variable larger than 256 bytes"
  75     }
  76     timeout {
  77         fail "backtrace with local variable larger than 256 bytes (timeout)"
  78     }
  79 }