src/fenv/__flt_rounds.c

   1 #include <float.h>
   2 #include <fenv.h>
   3
   4 int __flt_rounds()
   5 {
   6         switch (fegetround()) {
   7 #ifdef FE_TOWARDZERO
   8         case FE_TOWARDZERO: return 0;
   9 #endif
  10         case FE_TONEAREST: return 1;
  11 #ifdef FE_UPWARD
  12         case FE_UPWARD: return 2;
  13 #endif
  14 #ifdef FE_DOWNWARD
  15         case FE_DOWNWARD: return 3;
  16 #endif
  17         }
  18         return -1;
  19 }