1  /* { dg-do compile } */
       2  /* { dg-require-effective-target store_merge } */
       3  /* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-store-merging" } */
       4  
       5  /* Check that we can merge consecutive array members through the pointer.
       6     PR rtl-optimization/23684.  */
       7  
       8  void
       9  foo (char *input)
      10  {
      11    input = __builtin_assume_aligned (input, 8);
      12    input[0] = 'H';
      13    input[1] = 'e';
      14    input[2] = 'l';
      15    input[3] = 'l';
      16    input[4] = 'o';
      17    input[5] = ' ';
      18    input[6] = 'w';
      19    input[7] = 'o';
      20    input[8] = 'r';
      21    input[9] = 'l';
      22    input[10] = 'd';
      23    input[11] = '\0';
      24  }
      25  
      26  /* { dg-final { scan-tree-dump-times "Merging successful" 1 "store-merging" } } */