Mercurial > hg > CbC > CbC_gcc
view libquadmath/math/ldexpq.c @ 68:561a7518be6b
update gcc-4.6
author | Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp> |
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date | Sun, 21 Aug 2011 07:07:55 +0900 |
parents | |
children | 04ced10e8804 |
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/* s_ldexpl.c -- long double version of s_ldexp.c. * Conversion to long double by Ulrich Drepper, * Cygnus Support, drepper@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 <errno.h> #include "quadmath-imp.h" __float128 ldexpq (__float128 value, int exp) { if(!finiteq(value)||value==0.0Q) return value; value = scalbnq(value,exp); if(!finiteq(value)||value==0.0Q) errno = ERANGE; return value; }