Use __builtin_isnan

Signed-off-by: Yuxuan Shui <yshuiv7@gmail.com>
2019-03-30 09:07:12 +00:00
parent 15c7abcf41
commit 532a90d573
1 changed files with 1 additions and 1 deletions
--- a/src/utils.h
+++ b/src/utils.h
@ -27,7 +27,7 @@ __attribute__((optimize("-fno-fast-math")))
 #endif
 static inline bool
 safe_isnan(double a) {
-	return isnan(a);
+	return __builtin_isnan(a);
 }
 #define CASESTRRET(s)                                                                    \