Coding fixes and refactorings
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c7e2a198cb
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5017646488
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@ -1302,13 +1302,14 @@ void CheckOther::checkWrongPrintfScanfArguments()
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if (i == formatString.end())
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break;
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} else if (percent) {
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while (!std::isalpha(*i) && i != formatString.end()) {
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while (i != formatString.end() && !std::isalpha(*i)) {
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if (*i == '*')
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numFormat++;
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++i;
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}
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if (i == formatString.end())
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break;
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if (*i != 'm') // %m is a non-standard extension that requires no parameter
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numFormat++;
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@ -1471,19 +1472,16 @@ void CheckOther::checkUnsignedDivision()
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return;
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// Check for "ivar / uvar" and "uvar / ivar"
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std::map<unsigned int, char> varsign;
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std::set<unsigned int> uvars;
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for (const Token *tok = _tokenizer->tokens(); tok; tok = tok->next()) {
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if (Token::Match(tok, "[{};(,] %type% %var% [;=,)]")) {
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if (tok->next()->isUnsigned())
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varsign[tok->tokAt(2)->varId()] = 'u';
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else
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varsign[tok->tokAt(2)->varId()] = 's';
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uvars.insert(tok->tokAt(2)->varId());
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}
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else if (!Token::Match(tok, "[).]") && Token::Match(tok->next(), "%var% / %num%")) {
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if (tok->strAt(3)[0] == '-') {
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char sign1 = varsign[tok->next()->varId()];
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if (sign1 == 'u') {
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if (uvars.find(tok->next()->varId()) != uvars.end()) {
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udivError(tok->next());
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}
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}
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@ -1491,8 +1489,7 @@ void CheckOther::checkUnsignedDivision()
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else if (Token::Match(tok, "(|[|=|%op% %num% / %var%")) {
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if (tok->strAt(1)[0] == '-') {
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char sign2 = varsign[tok->tokAt(3)->varId()];
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if (sign2 == 'u') {
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if (uvars.find(tok->tokAt(3)->varId()) != uvars.end()) {
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udivError(tok->next());
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}
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}
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@ -1955,26 +1952,25 @@ void CheckOther::strPlusChar()
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return;
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}
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bool charVars[10000] = {0};
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std::set<unsigned int> charVars;
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for (const Token *tok = _tokenizer->tokens(); tok; tok = tok->next()) {
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// Declaring char variable..
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if (Token::Match(tok, "char|int|short %var% [;=]")) {
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if (Token::Match(tok, "char %var% [;=]")) {
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unsigned int varid = tok->next()->varId();
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if (varid > 0 && varid < 10000)
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charVars[varid] = true;
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if (varid > 0)
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charVars.insert(varid);
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}
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//
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else if (Token::Match(tok, "[=(] %str% + %any%")) {
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// char constant..
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const std::string s = tok->strAt(3);
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if (s[0] == '\'')
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if (tok->strAt(3)[0] == '\'')
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strPlusCharError(tok->next());
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// char variable..
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unsigned int varid = tok->tokAt(3)->varId();
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if (varid > 0 && varid < 10000 && charVars[varid])
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if (varid > 0 && charVars.find(varid) != charVars.end())
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strPlusCharError(tok->next());
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}
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}
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