gnu/dist/gcc4/gcc/testsuite/gcc.c-torture/execute/990130-1.c

   1 int count = 0;
   2 int dummy;
   3
   4 static int *
   5 bar(void)
   6 {
   7   ++count;
   8   return &dummy;
   9 }
  10
  11 static void
  12 foo(void)
  13 {
  14   asm("" : "+r"(*bar()));
  15 }
  16
  17 main()
  18 {
  19   foo();
  20   if (count != 1)
  21     abort();
  22   exit(0);
  23 }