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Diffstat (limited to 'gcc-4.4.3/contrib/compare-debug')
-rwxr-xr-x | gcc-4.4.3/contrib/compare-debug | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/gcc-4.4.3/contrib/compare-debug b/gcc-4.4.3/contrib/compare-debug deleted file mode 100755 index 9864ee91f..000000000 --- a/gcc-4.4.3/contrib/compare-debug +++ /dev/null @@ -1,144 +0,0 @@ -#! /bin/sh - -# Compare stripped copies of two given object files. - -# Copyright (C) 2007, 2008, 2009 Free Software Foundation -# Originally by Alexandre Oliva <aoliva@redhat.com> - -# This file is part of GCC. - -# GCC 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, or (at your option) any later -# version. - -# GCC 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 GCC; see the file COPYING3. If not see -# <http://www.gnu.org/licenses/>. - -rm='rm -f' - -case $1 in --p | --preserve) - rm='echo preserving' - shift - ;; -esac - -if test $# != 2; then - echo 'usage: compare-debug file1.o file2.o' >&2 - exit 1 -fi - -if test ! -f "$1"; then - echo "$1" does not exist >&2 - exit 1 -fi - -if test ! -f "$2"; then - echo "$2" does not exist >&2 - exit 1 -fi - -suf1=stripped -while test -f "$1.$suf1"; do - suf1=$suf1. -done - -suf2=stripped -while test -f "$2.$suf2"; do - suf2=$suf2. -done - -trap 'rm -f "$1.$suf1" "$2.$suf2"' 0 1 2 15 - -cp "$1" "$1.$suf1" -strip "$1.$suf1" - -cp "$2" "$2.$suf2" -strip "$2.$suf2" - -if cmp "$1.$suf1" "$2.$suf2"; then - status=0 -else - status=1 - - # Assembler-generated CFI will add an .eh_frame section for -g not - # present in -g0. Try to cope with it by checking that an .eh_frame - # section is present in either object file, and then stripping it - # off before re-comparing. - - cmd= - cmp1= - cmp2= - - for t in objdump readelf eu-readelf; do - if ($t --help) 2>&1 | grep -e '--\[*section-\]*headers' > /dev/null; then - cmd=$t - - $cmd --section-headers "$1.$suf1" | grep '\.eh_frame' > /dev/null - cmp1=$? - - $cmd --section-headers "$2.$suf2" | grep '\.eh_frame' > /dev/null - cmp2=$? - - break - fi - done - - # If we found .eh_frame in one but not the other, or if we could not - # find a command to tell, try to strip off the .eh_frame section - # from both. - if test "x$cmp1" != "x$cmp2" || test "x$cmd" = "x"; then - suf3=$suf1. - while test -f "$1.$suf3"; do - suf3=$suf3. - done - - suf4=$suf2. - while test -f "$2.$suf4"; do - suf4=$suf4. - done - - trap 'rm -f "$1.$suf1" "$2.$suf2" "$1.$suf3" "$2.$suf4"' 0 1 2 15 - - echo stripping off .eh_frame, then retrying >&2 - - if (objcopy -v) 2>&1 | grep -e "--remove-section" > /dev/null; then - objcopy --remove-section .eh_frame --remove-section .rel.eh_frame --remove-section .rela.eh_frame "$1.$suf1" "$1.$suf3" - mv "$1.$suf3" "$1.$suf1" - - objcopy --remove-section .eh_frame --remove-section .rel.eh_frame --remove-section .rela.eh_frame "$2.$suf2" "$2.$suf4" - mv "$2.$suf4" "$2.$suf2" - elif (strip --help) 2>&1 | grep -e --remove-section > /dev/null; then - cp "$1.$suf1" "$1.$suf3" - strip --remove-section .eh_frame --remove-section .rel.eh_frame --remove-section .rela.eh_frame "$1.$suf3" - mv "$1.$suf3" "$1.$suf1" - - cp "$2.$suf2" "$2.$suf4" - strip --remove-section .eh_frame --remove-section .rel.eh_frame --remove-section .rela.eh_frame "$2.$suf4" - mv "$2.$suf4" "$2.$suf2" - else - echo failed to strip off .eh_frame >&2 - fi - - trap 'rm -f "$1.$suf1" "$2.$suf2"' 0 1 2 15 - - if cmp "$1.$suf1" "$2.$suf2"; then - status=0 - else - status=1 - fi - fi -fi - -$rm "$1.$suf1" "$2.$suf2" - -trap "exit $status; exit" 0 1 2 15 - -exit $status |