gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-59.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fdump-tree-fre1" } */
   3
   4 int i;
   5 int foo (int b)
   6 {
   7   int j;
   8   i = 1;
   9   if (b)
  10     j = i;
  11   return i - j;
  12 }
  13
  14 /* { dg-final { scan-tree-dump "return 0;" "fre1" } } */