83 lines
2.7 KiB
C++
83 lines
2.7 KiB
C++
/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2022 Cppcheck team.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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//---------------------------------------------------------------------------
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#ifndef checkassertH
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#define checkassertH
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//---------------------------------------------------------------------------
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#include "check.h"
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#include "config.h"
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#include <string>
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class ErrorLogger;
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class Scope;
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class Settings;
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class Token;
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class Tokenizer;
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/// @addtogroup Checks
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/// @{
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/**
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* @brief Checking for side effects in assert statements
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*/
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class CPPCHECKLIB CheckAssert : public Check {
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public:
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CheckAssert() : Check(myName()) {}
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CheckAssert(const Tokenizer *tokenizer, const Settings *settings, ErrorLogger *errorLogger)
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: Check(myName(), tokenizer, settings, errorLogger) {}
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/** run checks, the token list is not simplified */
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void runChecks(const Tokenizer *tokenizer, const Settings *settings, ErrorLogger *errorLogger) override {
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CheckAssert checkAssert(tokenizer, settings, errorLogger);
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checkAssert.assertWithSideEffects();
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}
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void assertWithSideEffects();
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protected:
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void checkVariableAssignment(const Token* assignTok, const Scope *assertionScope);
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static bool inSameScope(const Token* returnTok, const Token* assignTok);
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private:
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void sideEffectInAssertError(const Token *tok, const std::string& functionName);
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void assignmentInAssertError(const Token *tok, const std::string &varname);
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void getErrorMessages(ErrorLogger *errorLogger, const Settings *settings) const override {
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CheckAssert c(nullptr, settings, errorLogger);
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c.sideEffectInAssertError(nullptr, "function");
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c.assignmentInAssertError(nullptr, "var");
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}
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static std::string myName() {
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return "Assert";
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}
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std::string classInfo() const override {
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return "Warn if there are side effects in assert statements (since this cause different behaviour in debug/release builds).\n";
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}
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};
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/// @}
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//---------------------------------------------------------------------------
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#endif // checkassertH
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