diff options
Diffstat (limited to 'numpy/distutils/checks/cpu_avx512_cnl.c')
| -rw-r--r-- | numpy/distutils/checks/cpu_avx512_cnl.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/numpy/distutils/checks/cpu_avx512_cnl.c b/numpy/distutils/checks/cpu_avx512_cnl.c index f2ff3725e..5799f122b 100644 --- a/numpy/distutils/checks/cpu_avx512_cnl.c +++ b/numpy/distutils/checks/cpu_avx512_cnl.c @@ -1,3 +1,16 @@ +#if defined(DETECT_FEATURES) && defined(__INTEL_COMPILER) + /* + * Unlike GCC and CLANG, Intel Compiler exposes all supported intrinsics, + * whether or not the build options for those features are specified. + * Therefore, we must test #definitions of CPU features when option native/host + * is enabled via `--cpu-baseline` or through env var `CFLAGS` otherwise + * the test will be broken and leads to enable all possible features. + */ + #if !defined(__AVX512VBMI__) || !defined(__AVX512IFMA__) + #error "HOST/ARCH doesn't support CannonLake AVX512 features" + #endif +#endif + #include <immintrin.h> int main(int argc, char **argv) |