gdb/testsuite/gdb.arch/i386-size-overlap.exp

   1 # Copyright 2007, 2008, 2009, 2010, 2011 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 # This file is part of the gdb testsuite.
  17
  18 if $tracelevel {
  19     strace $tracelevel
  20 }
  21
  22 # Test that GDB can handle overlapping sizes of symbols.
  23
  24 if {(![istarget "x86_64-*-*"] && ![istarget "i?86-*-*"]) || ![is_ilp32_target] } then {
  25     verbose "Skipping i386 unwinder tests."
  26     return
  27 }
  28
  29 set testfile "i386-size-overlap"
  30 set srcfile ${testfile}.c
  31 set binfile ${objdir}/${subdir}/${testfile}
  32
  33 # some targets have leading underscores on assembly symbols.
  34 # TODO: detect this automatically
  35 set additional_flags ""
  36 if [istarget "i?86-*-cygwin*"] then {
  37   set additional_flags "additional_flags=-DSYMBOL_PREFIX=\"_\""
  38 }
  39
  40 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" \
  41           executable [list debug $additional_flags]] != "" } {
  42     untested "i386-size"
  43     return -1
  44 }
  45
  46 gdb_exit
  47 gdb_start
  48 gdb_reinitialize_dir $srcdir/$subdir
  49 gdb_load ${binfile}
  50
  51 # We use gdb_run_cmd so this stands a chance to work for remote
  52 # targets too.
  53 gdb_run_cmd
  54
  55 gdb_expect {
  56     -re "Program received signal SIGTRAP.*$gdb_prompt $" {
  57         pass "run past main"
  58     }
  59     -re ".*$gdb_prompt $" {
  60         fail "run past main"
  61     }
  62     timeout {
  63         fail "run past main (timeout)"
  64     }
  65 }
  66
  67 set message "backtrace shows the outer function"
  68 gdb_test_multiple "backtrace 10" $message {
  69     -re "#1\[ \t]*$hex in inner.*$gdb_prompt $" {
  70         fail $message
  71     }
  72     -re "#1\[ \t]*$hex in main.*$gdb_prompt $" {
  73         pass $message
  74     }
  75 }