  bool HasOverflowed() const {
    StackGuard* stack_guard = isolate_->stack_guard();
    // Stack has overflowed in C++ code only if stack pointer exceeds the C++
    // stack guard and the limits are not set to interrupt values.
    // TODO(214): Stack overflows are ignored if a interrupt is pending. This
    // code should probably always use the initial C++ limit.
    return (reinterpret_cast<uintptr_t>(this) < stack_guard->climit()) &&
           stack_guard->IsStackOverflow();
  }
Unknown