diff options
Diffstat (limited to 'math/w_powf.c')
| -rw-r--r-- | math/w_powf.c | 24 |
1 files changed, 5 insertions, 19 deletions
diff --git a/math/w_powf.c b/math/w_powf.c index 2e786e2f4e..ec157a3a13 100644 --- a/math/w_powf.c +++ b/math/w_powf.c @@ -29,13 +29,7 @@ __powf (float x, float y) { if (_LIB_VERSION != _IEEE_) { - if (isnan (x)) - { - if (y == 0.0f) - /* pow(NaN,0.0) */ - return __kernel_standard_f (x, y, 142); - } - else if (isfinite (x) && isfinite (y)) + if (isfinite (x) && isfinite (y)) { if (isnan (z)) /* pow neg**non-int */ @@ -55,19 +49,11 @@ __powf (float x, float y) } } } - else if (__builtin_expect (z == 0.0f, 0) && isfinite (x) && isfinite (y) + else if (__builtin_expect (z == 0.0f, 0) + && isfinite (x) && x != 0 && isfinite (y) && _LIB_VERSION != _IEEE_) - { - if (x == 0.0f) - { - if (y == 0.0f) - /* pow(0.0,0.0) */ - return __kernel_standard_f (x, y, 120); - } - else - /* pow underflow */ - return __kernel_standard_f (x, y, 122); - } + /* pow underflow */ + return __kernel_standard_f (x, y, 122); return z; } |