1  /* { dg-do compile } */
       2  /* { dg-require-effective-target alloca } */
       3  /* { dg-options "-Walloca-larger-than=256 -O2" } */
       4  
       5  void f (void*);
       6  void g (__SIZE_TYPE__ n)
       7  {
       8    // No warning on this case.  Range is easily determinable.
       9    if (n > 0 && n < 256)
      10      f (__builtin_alloca (n));
      11  }