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-rw-r--r--gcc-4.7/config/gc++filt.m426
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diff --git a/gcc-4.7/config/gc++filt.m4 b/gcc-4.7/config/gc++filt.m4
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+++ b/gcc-4.7/config/gc++filt.m4
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+# gc++filt.m4 serial 1 -*- Autoconf -*-
+# Find an instance of GNU c++filt on PATH.
+
+dnl Copyright (C) 2010 Free Software Foundation, Inc.
+dnl This file is free software, distributed under the terms of the GNU
+dnl General Public License. As a special exception to the GNU General
+dnl Public License, this file may be distributed as part of a program
+dnl that contains a configuration script generated by Autoconf, under
+dnl the same distribution terms as the rest of that program.
+
+dnl From Rainer Orth.
+
+# GCC_PROG_GNU_CXXFILT
+# --------------------
+# Check for GNU c++filt.
+# FIXME: Maybe need TARGET variant, though c++filt should be target
+# independent.
+AC_DEFUN([GCC_PROG_GNU_CXXFILT],
+ [AC_ARG_VAR([CXXFILT], [Location of GNU c++filt. Defaults to the first
+ GNU version of `c++filt', `gc++filt' on PATH.])
+ AC_CACHE_CHECK([for GNU c++filt], [ac_cv_path_CXXFILT],
+ [AC_PATH_PROGS_FEATURE_CHECK([CXXFILT], [c++filt gc++filt],
+ [_AC_PATH_PROG_FLAVOR_GNU([$ac_path_CXXFILT],
+ [ac_cv_path_CXXFILT=$ac_path_CXXFILT && ac_path_CXXFILT_found=:])])])
+ CXXFILT=$ac_cv_path_CXXFILT
+])