static bool requiresCompositingOrSquashing(CompositingReasons reasons)
{
#ifndef NDEBUG
    bool fastAnswer = reasons != CompositingReasonNone;
    bool slowAnswer = requiresCompositing(reasons) || requiresSquashing(reasons);
    ASSERT(fastAnswer == slowAnswer);
#endif
    return reasons != CompositingReasonNone;
}

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.