llvm-gcc-4.2/gcc/testsuite/gcc.c-torture/execute/pr29797-1.c

extern void abort(void);

unsigned int bar(void) { return 32768; }

int main()
{
  unsigned int nStyle = bar ();
  if (nStyle & 32768)
    nStyle |= 65536;
  if (nStyle != (32768 | 65536))
    abort ();
  return 0;
}