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--- a/make/autoconf/flags-cflags.m4
+++ b/make/autoconf/flags-cflags.m4
@@ -747,6 +747,9 @@ AC_DEFUN([FLAGS_SETUP_CFLAGS_CPU_DEP],
fi
elif test "x$FLAGS_CPU" = xs390x; then
$1_CFLAGS_CPU="-mbackchain -march=z10"
+ if test "x$VENDOR_FLAGS_CPU" != x; then
+ $1_CFLAGS_CPU="-mbackchain $VENDOR_FLAGS_CPU"
+ fi
fi
if test "x$FLAGS_CPU_ARCH" != xarm && test "x$FLAGS_CPU_ARCH" != xppc; then
|
