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