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-rw-r--r--libm/w_exp2f.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libm/w_exp2f.c b/libm/w_exp2f.c
index 8c337cd98..0bb57878b 100644
--- a/libm/w_exp2f.c
+++ b/libm/w_exp2f.c
@@ -8,7 +8,7 @@
float
exp2f (float x)
{
-#if __UCLIBC_HAS_FENV__
+#if defined(__UCLIBC_HAS_FENV__)
float z = (float) pow(2.0, (double) x);
if (__builtin_expect (!isfinite (z) || z == 0, 0)
&& isfinite (x) && _LIB_VERSION != _IEEE_)
@@ -19,4 +19,4 @@ exp2f (float x)
#else
return (float) pow(2.0, (double) x);
#endif
-} \ No newline at end of file
+}