/** * 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 float expm1f(float x) { // Intentionally using double version of exp() here in the float version of // expm1, to preserve as much accuracy as possible in the intermediate // result. return exp(x) - 1.0; }