#ifdef SSE_POSSIBLE
#include <emmintrin.h>
-#if defined(__GNUC__) && (__GNUC < 4 || __GNUC_MINOR__ < 6)
+#if defined(__GNUC__) && (__GNUC < 4 || __GNUC_MINOR__ < 6) && !defined(__clang__)
#define _mm_cvtss_f32(val) (__builtin_ia32_vec_ext_v4sf ((__v4sf)(val), 0))
#endif