1  /* PR tree-optimization/97053 */
       2  /* { dg-do run } */
       3  /* { dg-options "-O2" } */
       4  
       5  struct S { short a; char b[9]; int c; char d; int e; };
       6  
       7  __attribute__((noipa)) void
       8  foo (char *x, char *y)
       9  {
      10    if (__builtin_strcmp (x, "ABCDXXXX") != 0
      11        || __builtin_strcmp (y, "ABCDXXXX") != 0)
      12      __builtin_abort ();
      13  }
      14  
      15  int
      16  main ()
      17  {
      18    char a[9] = "XXXXXXXX";
      19    struct S b = {};
      20    __builtin_memcpy (a, "ABCD", 4);
      21    b.a = 5;
      22    __builtin_memcpy (b.b, a, 8); 
      23    b.d = 'X';
      24    b.e = 1;
      25    foo (a, b.b);
      26    return 0;
      27  }