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-rw-r--r--libm/w_pow.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libm/w_pow.c b/libm/w_pow.c
index 411330256..aee45c035 100644
--- a/libm/w_pow.c
+++ b/libm/w_pow.c
@@ -24,7 +24,7 @@
double
pow (double x, double y)
{
-#if __UCLIBC_HAS_FENV__
+#if defined(__UCLIBC_HAS_FENV__)
double z = __ieee754_pow (x, y);
if (__builtin_expect (!isfinite (z), 0))
{