winsup/cygwin/math.h

   1 #ifndef _LOCAL_MATH_H_
   2 #define _LOCAL_MATH_H_
   3
   4 /* This header is required to define the types used by some of the
   5    mingw-w64 based files in the math subdir. */
   6
   7 typedef union __mingw_dbl_type_t {
   8   double x;
   9   unsigned long long val;
  10   struct {
  11     unsigned int low, high;
  12   } lh;
  13 } __mingw_dbl_type_t;
  14
  15 typedef union __mingw_flt_type_t {
  16   float x;
  17   unsigned int val;
  18 } __mingw_flt_type_t;
  19
  20 typedef union __mingw_ldbl_type_t
  21 {
  22   long double x;
  23   struct {
  24     unsigned int low, high;
  25     int sign_exponent : 16;
  26     int res1 : 16;
  27     int res0 : 32;
  28   } lh;
  29 } __mingw_ldbl_type_t;
  30
  31 typedef union __mingw_fp_types_t
  32 {
  33   long double *ld;
  34   double *d;
  35   float *f;
  36   __mingw_ldbl_type_t *ldt;
  37   __mingw_dbl_type_t *dt;
  38   __mingw_flt_type_t *ft;
  39 } __mingw_fp_types_t;
  40
  41 #include_next <math.h>
  42
  43 #endif /* _LOCAL_MATH_H_ */