old-autovect-branch/gcc/testsuite/gcc.dg/tree-ssa/20041002-1.c

   1 /* PR tree-optimization/16632
   2    fold() failed to see the following "if" statements never trigger.  */
   3
   4 /* { dg-do compile } */
   5 /* { dg-options "-O2 -fdump-tree-ssa" } */
   6
   7 int
   8 foo (int i)
   9 {
  10   if ((i | 3) == 1)
  11     return 1;
  12   return 0;
  13 }
  14
  15 int
  16 bar (int i)
  17 {
  18   if ((i & 4) == 2)
  19     return 1;
  20   return 0;
  21 }
  22
  23 /* { dg-final { scan-tree-dump-times "if" 0 "ssa" } } */
  24 /* { dg-final { cleanup-tree-dump "ssa" } } */