lib/crtdll/float/copysign.c

   1 #include <msvcrt/float.h>
   2 #include <msvcrt/internal/ieee.h>
   3
   4 double _copysign (double __d, double __s)
   5 {
   6         double_t *d = (double_t *)&__d;
   7         double_t *s = (double_t *)&__s;
   8
   9         d->sign = s->sign;
  10
  11         return __d;
  12 }
  13