1  /* PR91038 */
       2  /* { dg-do run } */
       3  /* { dg-options "-O2 -Wunused-variable" } */
       4  
       5  
       6  #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
       7  
       8  struct lbm {
       9  
      10  	int D;
      11  	const int* DQ;
      12  
      13  } D2Q9 = { 2,
      14  	(const int*)&(const int[9][2]){
      15  		{ 0, 0 },
      16  		{ 1, 0 }, { 0, 1 }, { -1, 0 }, { 0, -1 },
      17  		{ 1, 1 }, { -1, 1 }, { -1, -1 }, { 1, -1 },
      18  	}
      19  };
      20  
      21  void zouhe_left(void)
      22  {
      23  	__auto_type xx = (*({ int N = 2; struct lbm __x = D2Q9; ((const int(*)[9][N])__x.DQ); }));
      24  
      25  	if (1 != xx[1][0])
      26  		__builtin_abort();
      27  
      28  	if (2 != ARRAY_SIZE(xx[1]))
      29  		__builtin_abort();
      30  
      31  	if (1 != (*({ int N = 2; struct lbm __x = D2Q9; ((const int(*)[9][N])__x.DQ); }))[1][0])
      32  		__builtin_abort();
      33  
      34  	if (2 != ARRAY_SIZE(*({ int N = 2; struct lbm __x = D2Q9; ((const int(*)[9][N])__x.DQ); })[1]))
      35  		__builtin_abort();
      36  }
      37  
      38  int main()
      39  {
      40  	zouhe_left();
      41  	return 0;
      42  }
      43  
      44