gcc/testsuite/gcc.dg/torture/fp-compare.c

   1 /* { dg-do run } */
   2 /* Check that find_scan_insn properly handles swapped FP comparisons.  */
   3 static double x;
   4 static int exit_code;
   5
   6 void __attribute__ ((noinline))
   7 check_int (int a, int b)
   8 {
   9   exit_code += (a != b);
  10 }
  11
  12 int
  13 main (void)
  14 {
  15   x = 0.0;
  16   asm ("" : "+m" (x));
  17   check_int (__builtin_isgreater (x, 1.0), 0);
  18   check_int (__builtin_isgreaterequal (x, 1.0), 0);
  19   check_int (__builtin_isless (x, 1.0), 1);
  20   check_int (__builtin_islessequal (x, 1.0), 1);
  21   check_int (__builtin_islessgreater (x, 1.0), 1);
  22   return exit_code;
  23 }