diff -p -up gcc-4.4.1/libstdc++-v3/acinclude.m4.orig gcc-4.4.1/libstdc++-v3/acinclude.m4 --- gcc-4.4.1/libstdc++-v3/acinclude.m4.orig 2009-05-06 06:00:57.000000000 -0300 +++ gcc-4.4.1/libstdc++-v3/acinclude.m4 2009-11-06 02:23:49.000000000 -0200 @@ -97,14 +97,15 @@ AC_DEFUN([GLIBCXX_CONFIGURE], [ # std::exit can be guessed by AC_PROG_CXX, and used in later tests. m4_define([ac_cv_prog_CXX],[glibcxx_cv_prog_CXX]) - m4_rename([_AC_ARG_VAR_PRECIOUS],[glibcxx_PRECIOUS]) + m4_rename_force([_AC_ARG_VAR_PRECIOUS],[glibcxx_PRECIOUS]) m4_define([_AC_ARG_VAR_PRECIOUS],[]) + #m4_copy_force([_AC_ARG_VAR_PRECIOUS],[glibcxx_PRECIOUS]) save_CXXFLAGS="$CXXFLAGS" CXXFLAGS="$CXXFLAGS -fno-builtin" AC_PROG_CC AC_PROG_CXX CXXFLAGS="$save_CXXFLAGS" - m4_rename([glibcxx_PRECIOUS],[_AC_ARG_VAR_PRECIOUS]) + m4_rename_force([glibcxx_PRECIOUS],[_AC_ARG_VAR_PRECIOUS]) AC_SUBST(CFLAGS) AC_SUBST(CXXFLAGS)