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Diffstat (limited to 'sysdeps/ieee754/flt-32/e_lgammaf_r.c')
-rw-r--r--sysdeps/ieee754/flt-32/e_lgammaf_r.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/sysdeps/ieee754/flt-32/e_lgammaf_r.c b/sysdeps/ieee754/flt-32/e_lgammaf_r.c
index 5ebebb77af..0ed2610085 100644
--- a/sysdeps/ieee754/flt-32/e_lgammaf_r.c
+++ b/sysdeps/ieee754/flt-32/e_lgammaf_r.c
@@ -164,7 +164,12 @@ static float zero= 0.0000000000e+00;
*signgamp = 1;
ix = hx&0x7fffffff;
if(ix>=0x7f800000) return x*x;
- if(ix==0) return one/fabsf(x);
+ if(ix==0)
+ {
+ if (hx < 0)
+ *signgamp = -1;
+ return one/fabsf(x);
+ }
if(ix<0x1c800000) { /* |x|<2**-70, return -log(|x|) */
if(hx<0) {
*signgamp = -1;