lib/msvcrt/float/chgsign.c

   1 #include <msvcrt/float.h>
   2 #include <msvcrt/internal/ieee.h>
   3
   4
   5 /*
   6  * @implemented
   7  */
   8 double _chgsign( double __x )
   9 {
  10         double_t *x = (double_t *)&x;
  11
  12         if ( x->sign == 1 )
  13                 x->sign = 0;
  14         else
  15                 x->sign = 1;
  16
  17         return __x;
  18 }