blob: 764f34c2837c893064704dc455ac8d893363759b (
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https://bugs.gentoo.org/849722
https://github.com/InBetweenNames/gentooLTO/issues/846
https://github.com/vaeth/portage-bashrc-mv/issues/11
--- a/gcc/configure
+++ b/gcc/configure
@@ -5388,13 +5388,6 @@ ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ex
ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-# Remove the -O2: for historical reasons, unless bootstrapping we prefer
-# optimizations to be activated explicitly by the toplevel.
-case "$CC" in
- */prev-gcc/xgcc*) ;;
- *) CFLAGS=`echo "$CFLAGS " | sed -e "s/-Ofast[ ]//" -e "s/-O[gs][ ]//" -e "s/-O[0-9]*[ ]//" `
- CXXFLAGS=`echo "$CXXFLAGS " | sed -e "s/-Ofast[ ]//" -e "s/-O[gs][ ]//" -e "s/-O[0-9]*[ ]//" ` ;;
-esac
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -440,13 +440,6 @@ ACX_PROG_GDC([-I"$srcdir"/d])
# Do configure tests with the C++ compiler, since that's what we build with.
AC_LANG(C++)
-# Remove the -O2: for historical reasons, unless bootstrapping we prefer
-# optimizations to be activated explicitly by the toplevel.
-case "$CC" in
- */prev-gcc/xgcc*) ;;
- *) CFLAGS=`echo "$CFLAGS " | sed -e "s/-Ofast[[ ]]//" -e "s/-O[[gs]][[ ]]//" -e "s/-O[[0-9]]*[[ ]]//" `
- CXXFLAGS=`echo "$CXXFLAGS " | sed -e "s/-Ofast[[ ]]//" -e "s/-O[[gs]][[ ]]//" -e "s/-O[[0-9]]*[[ ]]//" ` ;;
-esac
AC_SUBST(CFLAGS)
AC_SUBST(CXXFLAGS)
AC_SUBST(GDCFLAGS)
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