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-rw-r--r--libm/w_tgamma.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libm/w_tgamma.c b/libm/w_tgamma.c
index 0449e16d8..abfb119bd 100644
--- a/libm/w_tgamma.c
+++ b/libm/w_tgamma.c
@@ -35,7 +35,7 @@ libm_hidden_proto(signgam)
#else
if(_LIB_VERSION == _IEEE_) return y;
- if(!finite(y)&&finite(x)) {
+ if(!isfinite(y)&&isfinite(x)) {
if(floor(x)==x&&x<=0.0)
return __kernel_standard(x,x,41); /* tgamma pole */
else