gcc/testsuite/gcc.dg/sms-compare-debug-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fcompare-debug -fmodulo-sched" } */
   3
   4 struct S { int f; signed int g : 2; } a[1], c = {5, 1}, d;
   5 short b;
   6
   7 __attribute__((noinline, noclone)) void
   8 foo (int x)
   9 {
  10   if (x != 1)
  11     __builtin_abort ();
  12 }
  13
  14 int
  15 main ()
  16 {
  17   while (b++ <= 0)
  18     {
  19       struct S e = {1, 1};
  20       d = e = a[0] = c;
  21     }
  22   foo (a[0].g);
  23   return 0;
  24 }