gcc-4_9-branch/gcc/testsuite/gcc.target/arc/builtin_arc_aligned-2.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O" } */
   3
   4 extern void abort (void);
   5
   6 typedef struct {
   7   short x;
   8 } mytype_t;
   9
  10 mytype_t *__attribute__  ((noinline,weak))
  11 some_func (void)
  12 {
  13   static mytype_t s;
  14   return &s;
  15 };
  16
  17 int main (void)
  18 {
  19   int y, y2;
  20   mytype_t *shorter = some_func();
  21   y = __builtin_arc_aligned (shorter, 2);
  22   if (!y)
  23     abort ();
  24   y2 = __builtin_arc_aligned (shorter, 4);
  25   if (y2)
  26     abort ();
  27   return 0;
  28 }