1  /*  Origin PR c++/33255
       2      { dg-options "-Wunused-local-typedefs" }
       3      { dg-do compile }
       4  */
       5  
       6  void
       7  test_warn ()
       8  {
       9    typedef int foo; // { dg-warning "locally defined but not used" }
      10  }
      11  
      12  void
      13  test0 ()
      14  {
      15      typedef int foo;
      16      foo var __attribute__((unused));
      17  }
      18  
      19  void
      20  test1 ()
      21  {
      22      typedef int foo;
      23      const foo *var = 0;
      24  }
      25  
      26  void
      27  test2 ()
      28  {
      29    typedef int foo;
      30    void func(foo);  
      31  }
      32  
      33  void
      34  test7 (void)
      35  {
      36    typedef int foo;
      37    int vec[1] = {sizeof (foo)};
      38  }
      39  
      40  void
      41  test8 (void)
      42  {
      43    typedef int foo __attribute__((used));
      44  }