1  typedef unsigned char __uint8_t;
       2  typedef __uint8_t uint8_t;
       3  typedef struct plane_t {
       4    uint8_t *p_pixels;
       5    int i_lines;
       6    int i_pitch;
       7  } plane_t;
       8  
       9  typedef struct {
      10    plane_t p[5];
      11  } picture_t;
      12  
      13  #define N 4
      14  
      15  void __attribute__((noipa))
      16  picture_Clone(picture_t *picture, picture_t *res)
      17  {
      18    for (int i = 0; i < N; i++) {
      19      res->p[i].p_pixels = picture->p[i].p_pixels;
      20      res->p[i].i_lines = picture->p[i].i_lines;
      21      res->p[i].i_pitch = picture->p[i].i_pitch;
      22    }
      23  }
      24  
      25  int
      26  main()
      27  {
      28    picture_t aaa, bbb;
      29    uint8_t pixels[10] = {1, 1, 1, 1, 1, 1, 1, 1};
      30  
      31    for (unsigned i = 0; i < N; i++)
      32      aaa.p[i].p_pixels = pixels;
      33  
      34    picture_Clone (&aaa, &bbb);
      35  
      36    uint8_t c = 0;
      37    for (unsigned i = 0; i < N; i++)
      38      c += bbb.p[i].p_pixels[0];
      39  
      40    if (c != N)
      41      __builtin_abort ();
      42    return 0;
      43  }