gcc/testsuite/gcc.c-torture/execute/cmpsi-1.c

   1 f1 (unsigned int x, unsigned int y)
   2 {
   3   if (x == 0)
   4     dummy ();
   5   x -= y;
   6   /* 0xfffffff2 < 0x80000000? */
   7   if (x < ~(~(unsigned int) 0 >> 1))
   8     abort ();
   9   return x;
  10 }
  11
  12 f2 (unsigned long int x, unsigned long int y)
  13 {
  14   if (x == 0)
  15     dummy ();
  16   x -= y;
  17   /* 0xfffffff2 < 0x80000000? */
  18   if (x < ~(~(unsigned long int) 0 >> 1))
  19     abort ();
  20   return x;
  21 }
  22
  23
  24 dummy () {}
  25
  26 main ()
  27 {
  28   /*      0x7ffffff3                    0x80000001 */
  29   f1 ((~(unsigned int) 0 >> 1) - 12, ~(~(unsigned int) 0 >> 1) + 1);
  30   f2 ((~(unsigned long int) 0 >> 1) - 12, ~(~(unsigned long int) 0 >> 1) + 1);
  31   exit (0);
  32 }