--- IlmImf/ImfSystemSpecific.h.orig 2016-05-22 21:41:02.000000000 -0700 +++ IlmImf/ImfSystemSpecific.h 2016-05-22 21:42:42.000000000 -0700 @@ -54,7 +54,7 @@ static bool GLOBAL_SYSTEM_LITTLE_ENDIAN #ifdef IMF_HAVE_SSE2 -#ifdef __GNUC__ +#if defined(__GNUC__) && (!defined(__APPLE__) || __MAC_OS_X_VERSION_MIN_REQUIRED >= 1060) // Causes issues on certain gcc versions //#define EXR_FORCEINLINE inline __attribute__((always_inline)) #define EXR_FORCEINLINE inline