diff --git a/lang/cem/libcc.ansi/math/exp.c b/lang/cem/libcc.ansi/math/exp.c
index 11a3ab693..d416fea75 100644
--- a/lang/cem/libcc.ansi/math/exp.c
+++ b/lang/cem/libcc.ansi/math/exp.c
@@ -36,12 +36,12 @@ exp(double x)
 	int	n;
 	int	negative = x < 0;
 
-	if (x <= M_LN_MIN_D) {
-		if (x < M_LN_MIN_D) errno = ERANGE;
+	if (x < M_LN_MIN_D) {
+		errno = ERANGE;
 		return 0.0;
 	}
-	if (x >= M_LN_MAX_D) {
-		if (x > M_LN_MAX_D) errno = ERANGE;
+	if (x > M_LN_MAX_D) {
+		errno = ERANGE;
 		return HUGE_VAL;
 	}