Function is32BitIntegerReturn

lib/check64bit.cpp:39–45

static const CWE CWE758(758U);   // Reliance on Undefined, Unspecified, or Implementation-Defined Behavior

static bool is32BitIntegerReturn(const Function* func, const Settings& settings)
{
    if (settings.platform.sizeof_pointer != 8)
        return false;
    const ValueType* vt = func->arg->valueType();
    return vt && vt->pointer == 0 && vt->isIntegral() && vt->getSizeOf(settings, ValueType::Accuracy::ExactOrZero, ValueType::SizeOf::Pointer) == 4;
}

static bool isFunctionPointer(const Token* tok)
{