Modernize: make use of 'nullptr' and added a rule-file for finding non-nullptr (zero) initializations.
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@ -339,8 +339,8 @@ void CheckBool::checkComparisonOfBoolExpressionWithInt()
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if (!tok->isComparisonOp())
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continue;
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const Token* numTok = 0;
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const Token* boolExpr = 0;
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const Token* numTok = nullptr;
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const Token* boolExpr = nullptr;
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bool numInRhs;
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if (astIsBool(tok->astOperand1())) {
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boolExpr = tok->astOperand1();
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@ -318,7 +318,7 @@ void CheckClass::copyconstructors()
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}
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std::set<const Token*> copiedVars;
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const Token* copyCtor = 0;
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const Token* copyCtor = nullptr;
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for (std::list<Function>::const_iterator func = scope->functionList.begin(); func != scope->functionList.end(); ++func) {
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if (func->type == Function::eCopyConstructor) {
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copyCtor = func->tokenDef;
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@ -180,7 +180,7 @@ void CheckIO::checkFileUsage()
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}
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} else if (Token::Match(tok, "%name% (") && tok->previous() && (!tok->previous()->isName() || Token::Match(tok->previous(), "return|throw"))) {
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std::string mode;
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const Token* fileTok = 0;
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const Token* fileTok = nullptr;
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Filepointer::Operation operation = Filepointer::NONE;
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if ((tok->str() == "fopen" || tok->str() == "freopen" || tok->str() == "tmpfile" ||
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@ -508,8 +508,8 @@ void CheckIO::checkWrongPrintfScanfArguments()
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for (const Token *tok = scope->classStart->next(); tok != scope->classEnd; tok = tok->next()) {
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if (!tok->isName()) continue;
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const Token* argListTok = 0; // Points to first va_list argument
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const Token* formatStringTok = 0; // Points to format string token
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const Token* argListTok = nullptr; // Points to first va_list argument
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const Token* formatStringTok = nullptr; // Points to format string token
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bool scan = false;
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bool scanf_s = false;
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@ -84,7 +84,7 @@ void CheckNullPointer::parseFunctionCall(const Token &tok, std::list<const Token
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}
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if (Token::Match(&tok, "printf|sprintf|snprintf|fprintf|fnprintf|scanf|sscanf|fscanf|wprintf|swprintf|fwprintf|wscanf|swscanf|fwscanf")) {
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const Token* argListTok = 0; // Points to first va_list argument
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const Token* argListTok = nullptr; // Points to first va_list argument
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std::string formatString;
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bool scan = Token::Match(&tok, "scanf|sscanf|fscanf|wscanf|swscanf|fwscanf");
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@ -994,8 +994,8 @@ void CheckOther::checkUnreachableCode()
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const Scope * scope = symbolDatabase->functionScopes[i];
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for (const Token* tok = scope->classStart; tok && tok != scope->classEnd; tok = tok->next()) {
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const Token* secondBreak = 0;
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const Token* labelName = 0;
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const Token* secondBreak = nullptr;
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const Token* labelName = nullptr;
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if (tok->link() && Token::Match(tok, "(|[|<"))
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tok = tok->link();
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else if (Token::Match(tok, "break|continue ;"))
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@ -1177,7 +1177,7 @@ bool CheckOther::checkInnerScope(const Token *tok, const Variable* var, bool& us
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const Scope* scope = tok->next()->scope();
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bool loopVariable = scope->type == Scope::eFor || scope->type == Scope::eWhile || scope->type == Scope::eDo;
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bool noContinue = true;
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const Token* forHeadEnd = 0;
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const Token* forHeadEnd = nullptr;
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const Token* end = tok->link();
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if (scope->type == Scope::eUnconditional && (tok->strAt(-1) == ")" || tok->previous()->isName())) // Might be an unknown macro like BOOST_FOREACH
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loopVariable = true;
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@ -4840,7 +4840,7 @@ bool Tokenizer::simplifyConditions()
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bool Tokenizer::simplifyConstTernaryOp()
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{
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bool ret = false;
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const Token *templateParameterEnd = 0; // The end of the current template parameter list, if any
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const Token *templateParameterEnd = nullptr; // The end of the current template parameter list, if any
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for (Token *tok = list.front(); tok; tok = tok->next()) {
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if (tok->str() == "<" && TemplateSimplifier::templateParameters(tok))
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templateParameterEnd = tok->findClosingBracket();
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@ -0,0 +1,10 @@
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<?xml version="1.0"?>
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<rule version="1">
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<tokenlist>raw</tokenlist> <!-- playground: https://regex101.com/r/vGfGSA/1 -->
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<pattern><![CDATA[(\b\w+\b) \* (\b\w+\b) = 0 ;]]></pattern>
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<message>
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<id>modernizeUseNullPtr</id>
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<severity>style</severity>
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<summary>Prefer to use a 'nullptr' instead of initialize a pointer with 0.</summary>
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</message>
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</rule>
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