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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2016 Cppcheck team.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
//---------------------------------------------------------------------------
#ifndef checkassertH
#define checkassertH
//---------------------------------------------------------------------------
#include "config.h"
#include "check.h"
/// @addtogroup Checks
/// @{
/**
* @brief Checking for side effects in assert statements
*/
class CPPCHECKLIB CheckAssert : public Check {
public:
CheckAssert() : Check(myName()) {
}
CheckAssert(const Tokenizer *tokenizer, const Settings *settings, ErrorLogger *errorLogger)
: Check(myName(), tokenizer, settings, errorLogger) {
}
virtual void runSimplifiedChecks(const Tokenizer *tokenizer, const Settings *settings, ErrorLogger *errorLogger) {
CheckAssert check(tokenizer, settings, errorLogger);
check.assertWithSideEffects();
}
void assertWithSideEffects();
protected:
void checkVariableAssignment(const Token* tmp, const Scope *assertionScope);
static bool inSameScope(const Token* returnTok, const Token* assignTok);
private:
void sideEffectInAssertError(const Token *tok, const std::string& functionName);
void assignmentInAssertError(const Token *tok, const std::string &varname);
void getErrorMessages(ErrorLogger *errorLogger, const Settings *settings) const {
CheckAssert c(nullptr, settings, errorLogger);
c.sideEffectInAssertError(nullptr, "function");
c.assignmentInAssertError(nullptr, "var");
}
static std::string myName() {
return "Assert";
}
std::string classInfo() const {
return "Warn if there are side effects in assert statements (since this cause different behaviour in debug/release builds).\n";
}
};
/// @}
//---------------------------------------------------------------------------
#endif // checkassertH
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