Method simplifyAttribute

lib/tokenize.cpp:9575–9652

}

void Tokenizer::simplifyAttribute()
{
    for (Token *tok = list.front(); tok; tok = tok->next()) {
        if (!tok->isKeyword() && Token::Match(tok, "%type% (") && !mSettings.library.isNotLibraryFunction(tok)) {
            if (mSettings.library.isFunctionConst(tok->str(), true))
                tok->isAttributePure(true);
            if (mSettings.library.isFunctionConst(tok->str(), false))
                tok->isAttributeConst(true);
        }
        while (isAttribute(tok, true)) {
            Token *functok = getAttributeFuncTok(tok, true);

            for (Token *attr = tok->tokAt(2); attr->str() != ")"; attr = attr->next()) {
                if (Token::Match(attr, "%name% ("))
                    attr = attr->linkAt(1);

                if (Token::Match(attr, "[(,] constructor|__constructor__ [,()]")) {
                    if (!functok)
                        syntaxError(tok);
                    functok->isAttributeConstructor(true);
                }

                else if (Token::Match(attr, "[(,] destructor|__destructor__ [,()]")) {
                    if (!functok)
                        syntaxError(tok);
                    functok->isAttributeDestructor(true);
                }

                else if (Token::Match(attr, "[(,] unused|__unused__|used|__used__ [,)]")) {
                    Token *vartok = getVariableTokenAfterAttributes(tok);
                    if (!vartok)
                        vartok = functok;
                    if (vartok) {
                        const std::string &attribute(attr->strAt(1));
                        if (attribute.find("unused") != std::string::npos)
                            vartok->isAttributeUnused(true);
                        else
                            vartok->isAttributeUsed(true);
                    }
                }

                else if (Token::Match(attr, "[(,] pure|__pure__|const|__const__|noreturn|__noreturn__|nothrow|__nothrow__|warn_unused_result [,)]")) {
                    if (!functok)
                        syntaxError(tok);

                    const std::string &attribute(attr->strAt(1));
                    if (attribute.find("pure") != std::string::npos)
                        functok->isAttributePure(true);
                    else if (attribute.find("const") != std::string::npos)
                        functok->isAttributeConst(true);
                    else if (attribute.find("noreturn") != std::string::npos)
                        functok->isAttributeNoreturn(true);
                    else if (attribute.find("nothrow") != std::string::npos)
                        functok->isAttributeNothrow(true);
                    else if (attribute.find("warn_unused_result") != std::string::npos)
                        functok->isAttributeNodiscard(true);
                }