Force XSIMD_NO_INFINITIES XSIMD_NO_NANS and XSIMD_NO_DENORMALS under __FAST_MATH__

Author: serge-sans-paille

include/xsimd/xsimd.hpp

@@ -12,6 +12,12 @@
 #ifndef XSIMD_HPP
 #define XSIMD_HPP
 
+#if defined(__FAST_MATH__)
+#define XSIMD_NO_DENORMALS
+#define XSIMD_NO_INFINITIES
+#define XSIMD_NO_NANS
+#endif
+
 #if defined(__has_cpp_attribute)
 // if this check passes, then the compiler supports feature test macros
 #if __has_cpp_attribute(nodiscard) >= 201603L