/* w_hypotf.c -- float version of w_hypot.c. * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. */ /* * ==================================================== * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. * * Developed at SunPro, a Sun Microsystems, Inc. business. * Permission to use, copy, modify, and distribute this * software is freely granted, provided that this notice * is preserved. * ==================================================== */ #include <sys/cdefs.h> #if defined(LIBM_SCCS) && !defined(lint) __RCSID("$NetBSD: w_hypotf.c,v 1.7 2007/08/10 21:20:36 drochner Exp $"); #endif /* * wrapper hypotf(x,y) */ #include "namespace.h" #include "math.h" #include "math_private.h" #ifdef __weak_alias __weak_alias(hypotf, _hypotf) #endif float hypotf(float x, float y) /* wrapper hypotf */ { #ifdef _IEEE_LIBM return __ieee754_hypotf(x,y); #else float z; z = __ieee754_hypotf(x,y); if(_LIB_VERSION == _IEEE_) return z; if((!finitef(z))&&finitef(x)&&finitef(y)) /* hypot overflow */ return (float)__kernel_standard((double)x,(double)y,104); else return z; #endif } |