diff options
Diffstat (limited to 'libm/e_hypot.c')
| -rw-r--r-- | libm/e_hypot.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/libm/e_hypot.c b/libm/e_hypot.c index 3a6b2133e..264982512 100644 --- a/libm/e_hypot.c +++ b/libm/e_hypot.c @@ -116,3 +116,21 @@ double attribute_hidden __ieee754_hypot(double x, double y) return t1*w; } else return w; } + +/* + * wrapper hypot(x,y) + */ +#ifndef _IEEE_LIBM +double hypot(double x, double y) +{ + double z = __ieee754_hypot(x, y); + if (_LIB_VERSION == _IEEE_) + return z; + if ((!isfinite(z)) && isfinite(x) && isfinite(y)) + return __kernel_standard(x, y, 4); /* hypot overflow */ + return z; +} +#else +strong_alias(__ieee754_hypot, hypot) +#endif +libm_hidden_def(hypot) |