1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -g" } */
       3  /* { dg-require-effective-target alloca } */
       4  
       5  int *p;
       6  
       7  void
       8  test (int a)
       9  {
      10    if (a > 0)
      11      p = __builtin_alloca (4);
      12  }