gnu/dist/gdb6/gdb/testsuite/gdb.arch/gdb1291.exp

   1 # Copyright 2003 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 2 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, write to the Free Software
  15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  16
  17 # Please email any bugs, comments, and/or additions to this file to:
  18 # bug-gdb@gnu.org
  19
  20 # This file is part of the gdb testsuite.
  21
  22 # Tests for PR:1291.  Ensure that backtrace works properly for stack
  23 # frames greater than 256 bytes.
  24
  25 if $tracelevel {
  26     strace $tracelevel
  27 }
  28
  29 # Test SH backtraces with >256 byte frame stack. (PR:1291)
  30
  31 set prms_id 0
  32 set bug_id 0
  33
  34 if ![istarget "sh-*-*"] then {
  35     verbose "Skipping SH backtrace tests."
  36     return
  37 }
  38
  39 set testfile "gdb1291"
  40 set srcfile ${testfile}.s
  41 set binfile ${objdir}/${subdir}/${testfile}
  42 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable ""] != "" } {
  43     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  44 }
  45
  46 gdb_exit
  47 gdb_start
  48 gdb_reinitialize_dir $srcdir/$subdir
  49 gdb_load ${binfile}
  50
  51 #
  52 # Run to `main' where we begin our tests.
  53 #
  54
  55 if ![runto_main] then {
  56     gdb_suppress_tests
  57 }
  58
  59 gdb_test "b sub1" "Breakpoint 2.*" "set breakpoint"
  60 gdb_test "c" "Breakpoint 2.* sub1 .*" "get to sub1"
  61
  62 send_gdb "bt\n"
  63 gdb_expect {
  64     -re "#0.* sub1 .*\r\n#1\[ \t\]*$hex in main \\(\\).*\r\n$gdb_prompt $" {
  65         pass "backtrace with local variable less than or equal to 256 bytes"
  66     }
  67     -re ".*$gdb_prompt $" {
  68         fail "backtrace with local variable less than or equal to 256 bytes"
  69     }
  70     timeout {
  71         fail "backtrace with local variable less than or equal to 256 bytes (timeout)"
  72     }
  73 }
  74
  75 gdb_test "b sub2" "Breakpoint 3.*" "set breakpoint"
  76 gdb_test "c" "Breakpoint 3.* sub2 .*" "get to sub2"
  77
  78 send_gdb "bt\n"
  79 gdb_expect {
  80     -re "#0.* sub2 .*\r\n#1\[ \t\]*$hex in main \\(\\).*\r\n$gdb_prompt $" {
  81         pass "backtrace with local variable larger than 256 bytes"
  82     }
  83     -re "#0.* sub2 .*\r\n#1  0x00000000 in \\?\\? \\(\\).*\r\n$gdb_prompt $" {
  84         kfail "gdb/1291" "backtrace with local variable larger than 256 bytes"
  85     }
  86     -re ".*$gdb_prompt $" {
  87         fail "backtrace with local variable larger than 256 bytes"
  88     }
  89     timeout {
  90         fail "backtrace with local variable larger than 256 bytes (timeout)"
  91     }
  92 }