--- config/get_cc
+++ config/get_cc
@@ -93,7 +93,7 @@ if test -n "$__gnuc__"; then
   cmd="$CC $CFLAGS $extraflag -fno-strict-aliasing -o $exe gnu.c"
   . log_cmd
   if test -s $exe; then
-    OPTFLAGS="$OPTFLAGS -fno-strict-aliasing"
+    OPTFLAGS="@OPTFLAGS@ -fno-strict-aliasing"
   fi
   . cleanup_exe
   KERNELCFLAGS=-funroll-loops