gcc/testsuite/gcc.dg/tree-ssa/20030814-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O1 -fdump-tree-dom3" } */
   3
   4 extern void abort (void);
   5
   6 com(int *blah)
   7 {
   8   int z = *blah;
   9   if (z == 256)
  10     {
  11       oof (z);
  12       abort ();
  13     }
  14   return *blah;
  15 }
  16
  17 /* There should be precisely one load of blah.  If there is
  18    more than one, then the dominator optimizations failed.  */
  19 /* { dg-final { scan-tree-dump-times "\\*blah" 1 "dom3"} } */
  20
  21 /* { dg-final { cleanup-tree-dump "dom3" } } */