static void get_SIMD_instruction_set(char* instruction_set) {
- #if (__GNUC__ >= 5) && (__GNUC__ > 5 || __GNUC_MINOR__ > 2)
+ #if !defined(__APPLE__) || (defined(__APPLE__) && (__clang_major__ > 8))
+ #if (__GNUC__ >= 5) && (__GNUC__ > 5 || __GNUC_MINOR__ > 2)
if (__builtin_cpu_supports("avx512f")) strcpy(instruction_set, "AVX512F");
else if (__builtin_cpu_supports("avx2")) strcpy(instruction_set, "AVX2");
- #else
+ #else
if (__builtin_cpu_supports("avx2")) strcpy(instruction_set, "AVX2");
- #endif
+ #endif
else if (__builtin_cpu_supports("avx")) strcpy(instruction_set, "AVX");
else if (__builtin_cpu_supports("sse2")) strcpy(instruction_set, "SSE2");
else if (__builtin_cpu_supports("mmx")) strcpy(instruction_set, "MMX");
- else strcpy(instruction_set, "unsupported");
+ else
+ #endif
+ strcpy(instruction_set, "unsupported");
}