1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -g" } */
       3  
       4  struct {
       5    char uuid[16];
       6  } c;
       7  struct {
       8    int s_uuid[6];
       9  } a, b;
      10  int bar (void);
      11  static int get_label_uuid(char *p1) {
      12    __builtin_memcpy(p1, a.s_uuid, sizeof(a));
      13    if (bar())
      14      __builtin_memcpy(p1, b.s_uuid, sizeof(b));
      15    return 0;
      16  }
      17  void uuidcache_addentry(char *p1) { __builtin_memcpy(&c, p1, sizeof(c)); }
      18  void uuidcache_init() {
      19    char d[sizeof(a) + sizeof(c)];
      20    get_label_uuid(d);
      21    uuidcache_addentry(d);
      22  }