1 files changed, 3 insertions, 3 deletions
diff --git a/math/w_exp2f.c b/math/w_exp2f.c
index 8430fd5702..61cbd6cda1 100644
--- a/math/w_exp2f.c
+++ b/math/w_exp2f.c
@@ -9,10 +9,10 @@ float
 __exp2f (float x)
 {
   float z = __ieee754_exp2f (x);
-  if (__builtin_expect (!__finitef (z) || z == 0, 0)
-      && __finitef (x) && _LIB_VERSION != _IEEE_)
+  if (__builtin_expect (!isfinite (z) || z == 0, 0)
+      && isfinite (x) && _LIB_VERSION != _IEEE_)
     /* exp2 overflow: 144, exp2 underflow: 145 */
-    return __kernel_standard_f (x, x, 144 + !!__signbitf (x));
+    return __kernel_standard_f (x, x, 144 + !!signbit (x));
 
   return z;
 }