1  /* { dg-do compile } */
       2  /* { dg-options "-O2" } */
       3  
       4  struct a {
       5    long x;
       6    long y;
       7    long z;
       8  };
       9  
      10  int passlibstruct (int b, struct a aa);
      11  
      12  int main() {
      13    struct a aa = { 55, 66, 77 };
      14  
      15    return passlibstruct(-1, aa);
      16  }
      17  
      18  /* Ensure we pass a stack reference in the second arg.  */
      19  /* { dg-final { scan-assembler-times "r4, r1, " 1 } } */