1  /* { dg-do compile } */
       2  /* { dg-options "-fno-ipa-stack-alignment -O -fomit-frame-pointer" } */
       3  
       4  typedef struct {
       5    long a;
       6    long b[];
       7  } c;
       8  
       9  c *d;
      10  void e() { d->b[0] = 5; }
      11  void f() { e(); }
      12  
      13  /* { dg-final { scan-assembler "sub.*%.sp" } } */