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-rw-r--r--math/w_remainderl.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/math/w_remainderl.c b/math/w_remainderl.c
index 7635fb9363..e5460cdc43 100644
--- a/math/w_remainderl.c
+++ b/math/w_remainderl.c
@@ -38,8 +38,8 @@ static char rcsid[] = "$NetBSD: $";
 #else
 	long double z;
 	z = __ieee754_remainderl(x,y);
-	if(_LIB_VERSION == _IEEE_ || __isnanl(y)) return z;
-	if(y==0.0)
+	if(_LIB_VERSION == _IEEE_ || __isnanl(y) || __isnanl(x)) return z;
+	if(y==0.0 || __isinfl(x))
 	    return __kernel_standard(x,y,228); /* remainder(x,0) */
 	else
 	    return z;