gcc/testsuite/gcc.dg/pr51879-6.c

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