gcc/testsuite/gcc.dg/dfp/c23-decimal64x-3.c

   1 /* Test _Decimal64x in C23 mode - builtins.  */
   2 /* { dg-do run } */
   3 /* { dg-options "-std=c23 -pedantic-errors" } */
   4
   5 _Decimal64x a = __builtin_infd64x ();
   6 _Decimal64x b = __builtin_nand64x ("");
   7 _Decimal64x c = __builtin_nansd64x ("");
   8 _Decimal64x d = -42.D64x;
   9 _Decimal64x e = 5.25d64x;
  10
  11 int
  12 main ()
  13 {
  14   if (__builtin_fabsd64x (-2.5d64x) != 2.5D64x
  15       || __builtin_fabsd64x (42.25D64x) != 42.25d64x
  16       || __builtin_fabsd64x (d) != 42.d64x
  17       || __builtin_fabsd64x (e) != 5.25D64x
  18       || __builtin_isinf (42.d64x)
  19       || __builtin_isnan (0.d64x)
  20       || !__builtin_isinf (__builtin_infd64x ())
  21       || !__builtin_isnan (__builtin_nand64x (""))
  22       /* || !__builtin_isinf (a) */
  23       || !__builtin_isnan (b)
  24       || !__builtin_isnan (c))
  25     __builtin_abort ();
  26 }