gcc/testsuite/gcc.dg/pr53701.c

   1 /* { dg-do compile { target powerpc*-*-* ia64-*-* i?86-*-* x86_64-*-* } } */
   2 /* { dg-options "-O3 -fselective-scheduling2 -fsel-sched-pipelining" } */
   3 typedef unsigned short int uint16_t;
   4 __extension__ typedef __UINTPTR_TYPE__ uintptr_t;
   5 typedef struct GFX_VTABLE
   6 {
   7   int color_depth;
   8   unsigned char *line[];
   9 }
  10 BITMAP;
  11 extern int _drawing_mode;
  12 extern BITMAP *_drawing_pattern;
  13 extern int _drawing_y_anchor;
  14 extern unsigned int _drawing_x_mask;
  15 extern unsigned int _drawing_y_mask;
  16 extern uintptr_t bmp_write_line (BITMAP *, int);
  17   void
  18 _linear_hline15 (BITMAP * dst, int dx1, int dy, int dx2, int color)
  19 {
  20   int w;
  21   if (_drawing_mode == 0)
  22   {
  23     int x, curw;
  24     unsigned short *sline =
  25       (unsigned short *) (_drawing_pattern->
  26           line[((dy) -
  27             _drawing_y_anchor) & _drawing_y_mask]);
  28     unsigned short *s;
  29     unsigned short *d =
  30       ((unsigned short *) (bmp_write_line (dst, dy)) + (dx1));
  31     s = ((unsigned short *) (sline) + (x));
  32     if (_drawing_mode == 2)
  33     {
  34     }
  35     else if (_drawing_mode == 3)
  36     {
  37       do
  38       {
  39         w -= curw;
  40         do
  41         {
  42           unsigned long c = (*(s));
  43           if (!((unsigned long) (c) == 0x7C1F))
  44           {
  45             (*((uint16_t *) ((uintptr_t) (d))) = ((color)));
  46           }
  47           ((s)++);
  48         }
  49         while (--curw > 0);
  50         s = sline;
  51         curw =
  52           (((w) <
  53             ((int) _drawing_x_mask +
  54              1)) ? (w) : ((int) _drawing_x_mask + 1));
  55       }
  56       while (curw > 0);
  57     }
  58   }
  59 }