Tweak this non-default test so it still works w/ x86 feature support.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71494 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/builtin-defines.c b/utils/builtin-defines.c
index e8d3356..9bbe5be 100644
--- a/utils/builtin-defines.c
+++ b/utils/builtin-defines.c
@@ -17,7 +17,7 @@
 RUN:             cc_prog=gcc; \
 RUN:             output=%t1; \
 RUN:           fi; \
-RUN:           $cc_prog $arch $lang $opts -dM -E -x $input %s | sort > $output; \
+RUN:           $cc_prog $arch $lang $opts -march=core2 -dM -E -x $input %s | sort > $output; \
 RUN:          done; \
 RUN:          if (! diff %t0 %t1); then exit 1; fi; \
 RUN:       done; \
@@ -37,6 +37,11 @@
 #endif
 
 /* Undefine things we don't expect to match. */
+#undef __core2
+#undef __core2__
+#undef __SSSE3__
+
+/* Undefine things we don't expect to match. */
 #undef __DEC_EVAL_METHOD__
 #undef __INT16_TYPE__
 #undef __INT32_TYPE__