/* w_hypotf.c -- float version of w_hypot.c. * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. * * $FreeBSD: src/lib/msun/src/w_hypotf.c,v 1.5 1999/08/28 00:07:02 peter Exp $ * $DragonFly: src/lib/msun/src/Attic/w_hypotf.c,v 1.2 2003/06/17 04:26:53 dillon Exp $ */ /* * ==================================================== * 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. * ==================================================== */ /* * wrapper hypotf(x,y) */ #include "math.h" #include "math_private.h" #ifdef __STDC__ float hypotf(float x, float y) /* wrapper hypotf */ #else float hypotf(x,y) /* wrapper hypotf */ float x,y; #endif { #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 }