[PATCH] Fix error in powf for (-1.0, NaN) input
Fabian Schriever <[email protected]>
| Newsgroups | gmane.comp.lib.newlib |
|---|---|
| Message-ID | <[email protected]> |
Prevent confusion between -1.0 and 1.0 in powf. The corresponding
similar error was previously fixed for pow (see commit bb25dd1b)
---
newlib/libm/math/ef_pow.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/newlib/libm/math/ef_pow.c b/newlib/libm/math/ef_pow.c
index 524e3f9b0..d9e85a95e 100644
--- a/newlib/libm/math/ef_pow.c
+++ b/newlib/libm/math/ef_pow.c
@@ -79,7 +79,7 @@ ivln2_l = 7.0526075433e-06; /* 0x36eca570 =1/ln2 tail*/
/* x|y==NaN return NaN unless x==1 then return 1 */
if(FLT_UWORD_IS_NAN(ix) ||
FLT_UWORD_IS_NAN(iy)) {
- if(ix==0x3f800000) return one;
+ if(hx==0x3f800000) return one;
else return nanf("");
}
--
2.24.1.windows.2