gcc/testsuite/gcc.dg/pr51879-7.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre" } */
   3
   4 int z;
   5
   6 void
   7 foo (int y)
   8 {
   9   if (y == 6)
  10     z = 5;
  11   else
  12     z = 5;
  13 }
  14
  15 /* { dg-final { scan-tree-dump-times "z = 5" 1 "pre"} } */