gcc/testsuite/gcc.dg/vect/pr97236.c

   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 }