diff options
Diffstat (limited to 'math/w_exp2f.c')
-rw-r--r-- | math/w_exp2f.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/math/w_exp2f.c b/math/w_exp2f.c index 7c277ef390..8430fd5702 100644 --- a/math/w_exp2f.c +++ b/math/w_exp2f.c @@ -9,7 +9,7 @@ float __exp2f (float x) { float z = __ieee754_exp2f (x); - if (__builtin_expect (!__finitef (z), 0) + if (__builtin_expect (!__finitef (z) || z == 0, 0) && __finitef (x) && _LIB_VERSION != _IEEE_) /* exp2 overflow: 144, exp2 underflow: 145 */ return __kernel_standard_f (x, x, 144 + !!__signbitf (x)); |