blob: d02e94da62ffc20d2d666d93f6d5fa325391dcef [file] [log] [blame]
* This file has no copyright assigned and is placed in the Public Domain.
* This file is part of the mingw-w64 runtime package.
* No warranty is given; refer to the file DISCLAIMER.PD within this package.
#include <math.h>
float acoshf(float x)
if (x < 1.0)
return NAN;
if (isinf(x*x))
return logf(2) + logf(x);
return logf(x + sqrtf(x*x - 1));