diff --git a/clang/lib/Headers/emmintrin.h b/clang/lib/Headers/emmintrin.h
index 45f2d157e5c7f..38dd462e650e2 100644
--- a/clang/lib/Headers/emmintrin.h
+++ b/clang/lib/Headers/emmintrin.h
@@ -17,7 +17,6 @@
 #include <xmmintrin.h>
 
 typedef double __m128d __attribute__((__vector_size__(16), __aligned__(16)));
-typedef long long __m128i __attribute__((__vector_size__(16), __aligned__(16)));
 
 typedef double __m128d_u __attribute__((__vector_size__(16), __aligned__(1)));
 typedef long long __m128i_u
@@ -25,9 +24,6 @@ typedef long long __m128i_u
 
 /* Type defines.  */
 typedef double __v2df __attribute__((__vector_size__(16)));
-typedef long long __v2di __attribute__((__vector_size__(16)));
-typedef short __v8hi __attribute__((__vector_size__(16)));
-typedef char __v16qi __attribute__((__vector_size__(16)));
 
 /* Unsigned types */
 typedef unsigned long long __v2du __attribute__((__vector_size__(16)));
diff --git a/clang/lib/Headers/xmmintrin.h b/clang/lib/Headers/xmmintrin.h
index e3c280b1c39ec..6d44cff46661f 100644
--- a/clang/lib/Headers/xmmintrin.h
+++ b/clang/lib/Headers/xmmintrin.h
@@ -16,7 +16,6 @@
 
 #include <mmintrin.h>
 
-typedef int __v4si __attribute__((__vector_size__(16)));
 typedef float __v4sf __attribute__((__vector_size__(16)));
 typedef float __m128 __attribute__((__vector_size__(16), __aligned__(16)));