File indexing completed on 2024-05-12 17:13:12

0001 /*
0002     This file is part of the clazy static checker.
0003 
0004     Copyright (C) 2015 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com
0005     Author: SĂ©rgio Martins <sergio.martins@kdab.com>
0006 
0007     Copyright (C) 2015 Sergio Martins <smartins@kde.org>
0008 
0009     This library is free software; you can redistribute it and/or
0010     modify it under the terms of the GNU Library General Public
0011     License as published by the Free Software Foundation; either
0012     version 2 of the License, or (at your option) any later version.
0013 
0014     This library is distributed in the hope that it will be useful,
0015     but WITHOUT ANY WARRANTY; without even the implied warranty of
0016     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
0017     Library General Public License for more details.
0018 
0019     You should have received a copy of the GNU Library General Public License
0020     along with this library; see the file COPYING.LIB.  If not, write to
0021     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
0022     Boston, MA 02110-1301, USA.
0023 */
0024 
0025 #ifndef DETACHING_TEMPORARIES_H
0026 #define DETACHING_TEMPORARIES_H
0027 
0028 #include "checks/detachingbase.h"
0029 
0030 #include <llvm/ADT/StringRef.h>
0031 
0032 #include <map>
0033 #include <string>
0034 #include <vector>
0035 
0036 class ClazyContext;
0037 namespace clang {
0038 class CXXMethodDecl;
0039 class Stmt;
0040 }  // namespace clang
0041 
0042 /**
0043  * Finds places where you're calling non-const member functions on temporaries.
0044  *
0045  * For example getList().first(), which would detach if the container is shared.
0046  * See README-deatching-temporary for more information
0047  */
0048 class DetachingTemporary
0049     : public DetachingBase
0050 {
0051 public:
0052     DetachingTemporary(const std::string &name, ClazyContext *context);
0053     void VisitStmt(clang::Stmt *stm) override;
0054 private:
0055     bool isDetachingMethod(clang::CXXMethodDecl *method) const;
0056     std::map<llvm::StringRef, std::vector<llvm::StringRef>> m_writeMethodsByType;
0057 };
0058 
0059 #endif