gcc/testsuite/gcc.dg/pr52578.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-fdump-tree-original" } */
   3
   4 long bar (long i)
   5 {
   6   return (long)((unsigned long)i + 2) - (long)i;
   7 }
   8 long foo (int i)
   9 {
  10   return (long)((unsigned long)i + 2) - (long)i;
  11 }
  12
  13 /* { dg-final { scan-tree-dump-times "return 2;" 2 "original" } } */
  14 /* { dg-final { cleanup-tree-dump "original" } } */