1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre -fno-code-hoisting" } */
       3  
       4  __attribute__((pure)) int bar (int);
       5  __attribute__((pure)) int bar2 (int);
       6  void baz (int);
       7  
       8  int x, z;
       9  
      10  void
      11  foo (int y)
      12  {
      13    int a = 0;
      14    if (y == 6)
      15      {
      16        a += bar (7);
      17        a += bar2 (6);
      18      }
      19    else
      20      {
      21        a += bar2 (6);
      22        a += bar (7);
      23      }
      24    baz (a);
      25  }
      26  
      27  /* { dg-final { scan-tree-dump-times "bar \\(" 1 "pre" { xfail *-*-* } } } */
      28  /* { dg-final { scan-tree-dump-times "bar2 \\(" 1 "pre" { xfail *-*-* } } } */