gnu/dist/gcc4/gcc/testsuite/gcc.dg/tree-ssa/20050215-1.c

   1 /* PR middle-end/19857 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fdump-tree-optimized" } */
   4
   5 int i;
   6 int foo (void)
   7 {
   8   return i & ~(unsigned int) 3;
   9 }
  10
  11 /* Make sure the optimizers don't introduce overflow where one
  12    did not exist in the original.  */
  13 /* { dg-final { scan-tree-dump-times "-0+4" 0 "optimized"} } */
  14 /* { dg-final { cleanup-tree-dump "optimized" } } */