Merge V8 5.3.332.45.  DO NOT MERGE

Test: Manual

FPIIM-449

Change-Id: Id3254828b068abdea3cb10442e0172a8c9a98e03
(cherry picked from commit 13e2dadd00298019ed862f2b2fc5068bba730bcf)
diff --git a/third_party/llvm-build/Release+Asserts/lib/clang/3.9.0/include/xmmintrin.h b/third_party/llvm-build/Release+Asserts/lib/clang/3.9.0/include/xmmintrin.h
index 2b34260..43f9422 100644
--- a/third_party/llvm-build/Release+Asserts/lib/clang/3.9.0/include/xmmintrin.h
+++ b/third_party/llvm-build/Release+Asserts/lib/clang/3.9.0/include/xmmintrin.h
@@ -1946,7 +1946,7 @@
 #undef __DEFAULT_FN_ATTRS
 
 /* Ugly hack for backwards-compatibility (compatible with gcc) */
-#if defined(__SSE2__) && !__has_feature(modules)
+#if defined(__SSE2__) && !__building_module(_Builtin_intrinsics)
 #include <emmintrin.h>
 #endif