X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fmath%2Fexpf.c;h=feee2b0ed21741c88f520d354655bccaaca7f402;hb=63a4c9adf227a6f6a5f7f70f6dc3f8863f846927;hp=5572bbf639bc5819382ae75f7ccdcc7eb17ef5fb;hpb=39c910fb061114e6aa5c3bf2c94b1d7262d62221;p=musl

diff --git a/src/math/expf.c b/src/math/expf.c
index 5572bbf6..feee2b0e 100644
--- a/src/math/expf.c
+++ b/src/math/expf.c
@@ -39,9 +39,11 @@ float expf(float x)
 
 	/* special cases */
 	if (hx >= 0x42aeac50) {  /* if |x| >= -87.33655f or NaN */
+		if (hx > 0x7f800000) /* NaN */
+			return x;
 		if (hx >= 0x42b17218 && !sign) {  /* x >= 88.722839f */
 			/* overflow */
-			STRICT_ASSIGN(float, x, x * 0x1p127f);
+			x *= 0x1p127f;
 			return x;
 		}
 		if (sign) {
@@ -60,7 +62,7 @@ float expf(float x)
 			k = 1 - sign - sign;
 		hi = x - k*ln2hi;  /* k*ln2hi is exact here */
 		lo = k*ln2lo;
-		STRICT_ASSIGN(float, x, hi - lo);
+		x = hi - lo;
 	} else if (hx > 0x39000000) {  /* |x| > 2**-14 */
 		k = 0;
 		hi = x;