gcc/testsuite/gcc.c-torture/compile/pr28675.c

   1 struct fb_cmap {
   2  unsigned int start;
   3  unsigned int len;
   4  unsigned short *red;
   5  unsigned short *green;
   6  unsigned short *blue;
   7  unsigned short *transp;
   8 };
   9
  10 typedef struct {
  11     int r;
  12     int g;
  13     int b;
  14     int a;
  15 } rgba_t;
  16
  17 static unsigned int cmap_len;
  18
  19 extern unsigned int red_len, green_len, blue_len, alpha_len;
  20 extern struct fb_cmap fb_cmap;
  21 extern rgba_t *clut;
  22 extern int fb_set_cmap(void);
  23
  24 void directcolor_update_cmap(void)
  25 {
  26     unsigned int i;
  27
  28     for (i = 0; i < cmap_len; i++) {
  29       if (i < red_len)
  30         fb_cmap.red[i] = clut[i].r;
  31       if (i < green_len)
  32         fb_cmap.green[i] = clut[i].g;
  33       if (i < blue_len)
  34         fb_cmap.blue[i] = clut[i].b;
  35       if (fb_cmap.transp && i < alpha_len)
  36         fb_cmap.transp[i] = clut[i].a;
  37     }
  38 }