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meson.build: Improve F16C detection on Visual Studio

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The __builtin_cpu...() intrisics are strictly for GCC/CLang-based compilers, so
don't use them in the checking code on Visual Studio.  The test code will still
compile without this change, but will certainly fail if we want it to link.
This commit is contained in:
Chun-wei Fan 2021-04-12 16:24:37 +08:00
parent 46ed7540b2
commit 6d6c8c59eb
1 changed files with 2 additions and 0 deletions
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meson.build
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@ -707,8 +707,10 @@ int main () {
__m128i i = _mm_cvtps_ph (s, 0);
_mm_storel_epi64 ((__m128i*)h, i);
#if defined (__GNUC__) || defined (__clang__)
__builtin_cpu_init ();
__builtin_cpu_supports ("f16c");
#endif
return 0;
}'''