glibc/sysdeps/ieee754/ldbl-96/s_copysignl.c
Adhemerval Zanella 0a4ae090e0 math: Use builtin for ldbl-96 copysign
All architectures that uses it (x86, ia64, m68k) implement the
builtin.

Checked on x86_64-linux-gnu and ia64-linux-gnu.
2022-04-07 14:54:14 -03:00

35 lines
882 B
C

/* s_copysignl.c -- long double version of s_copysign.c.
*/
/*
* ====================================================
* 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.
* ====================================================
*/
#if defined(LIBM_SCCS) && !defined(lint)
static char rcsid[] = "$NetBSD: $";
#endif
/*
* copysignl(long double x, long double y)
* copysignl(x,y) returns a value with the magnitude of x and
* with the sign bit of y.
*/
#define NO_MATH_REDIRECT
#include <math.h>
#include <libm-alias-ldouble.h>
long double
__copysignl (long double x, long double y)
{
return __builtin_copysignl (x, y);
}
libm_alias_ldouble (__copysign, copysign)