1  /* PR middle-end/87099 */
       2  /* { dg-do compile } */
       3  /* { dg-require-effective-target alloca } */
       4  /* { dg-options "-Wstringop-overflow" } */
       5  
       6  void bar (char *);
       7  
       8  int
       9  foo (int n)
      10  {
      11    char v[n];
      12    bar (v);
      13    return __builtin_strncmp (&v[1], "aaa", 3);
      14  }
      15  
      16  int
      17  baz (int n, char *s)
      18  {
      19    char v[n];
      20    bar (v);
      21    return __builtin_strncmp (&v[1], s, 3);
      22  }