gcc/testsuite/gcc.c-torture/execute/pr38422.c

   1 /* PR middle-end/38422 */
   2
   3 extern void abort (void);
   4
   5 struct S
   6 {
   7   int s : (sizeof (int) * __CHAR_BIT__ - 2);
   8 } s;
   9
  10 void
  11 foo (void)
  12 {
  13   s.s *= 2;
  14 }
  15
  16 int
  17 main ()
  18 {
  19   s.s = 24;
  20   foo ();
  21   if (s.s != 48)
  22     abort ();
  23   return 0;
  24 }