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Reactos
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12345678910111213141516171819202122232425262728293031323334353637/* * COPYRIGHT: See COPYING in the top level directory * PROJECT: ReactOS system libraries * FILE: lib/sdk/crt/float/copysign.c * PURPOSE: Unknown * PROGRAMER: Unknown * UPDATE HISTORY: * 25/11/05: Added license header */
#include <precomp.h>#include <internal/ieee.h>
/* * @implemented */double _copysign (double __d, double __s){ union { double* __d; double_s* d; } d; union { double* __s; double_s* s; } s; d.__d = &__d; s.__s = &__s;
d.d->sign = s.s->sign;
return __d;}