1  /* { dg-do run } */
       2  /* { dg-options "-Os --param large-stack-frame=30 -Wno-pointer-to-int-cast" } */
       3  
       4  extern void abort (void);
       5  
       6  void __attribute__((noinline))
       7  bar (char *a)
       8  {
       9  }
      10  
      11  void __attribute__((noinline))
      12  foo (char *a, int b)
      13  {
      14  }
      15  
      16  void __attribute__((noinline))
      17  test_align (char *p, int aligned, unsigned int mask)
      18  {
      19    int p_aligned = ((unsigned long int)p & mask) == 0;
      20    if (aligned != p_aligned)
      21      abort ();
      22  }
      23  
      24  int
      25  main ()
      26  {
      27    const int kIterations = 4;
      28    char results[kIterations];
      29    int i;
      30    unsigned int mask;
      31  
      32    mask = 0xf;
      33    test_align (results, ((unsigned long int)results & mask) == 0, mask);
      34    mask = 0x7;
      35    test_align (results, ((unsigned long int)results & mask) == 0, mask);
      36    mask = 0x3;
      37    test_align (results, ((unsigned long int)results & mask) == 0, mask);
      38    mask = 0x1;
      39    test_align (results, ((unsigned long int)results & mask) == 0, mask);
      40  
      41    bar (results);
      42    for (i = 0; i < kIterations; i++)
      43      foo ("%d ", results[i]);
      44  
      45    return 0;
      46  }