Function isReturnedByRef

lib/checkunusedvar.cpp:1166–1174

}

static bool isReturnedByRef(const Variable* var, const Function* func)
{
    if (!func || !Function::returnsReference(func, true))
        return false;
    const std::vector<const Token*> returns = Function::findReturns(func);
    return std::any_of(returns.begin(), returns.end(), [var](const Token* tok) {
        return tok->varId() == var->declarationId();
    });
}

void CheckUnusedVarImpl::checkFunctionVariableUsage()
{