SmartPtr.h

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//=== SmartPtr.h - Tracking smart pointer state. -------------------*- C++ -*-//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// Defines inter-checker API for the smart pointer modeling. It allows
// dependent checkers to figure out if an smart pointer is null or not.
//
//===----------------------------------------------------------------------===//
 
#ifndef LLVM_CLANG_LIB_STATICANALYZER_CHECKERS_SMARTPTR_H
#define LLVM_CLANG_LIB_STATICANALYZER_CHECKERS_SMARTPTR_H
 
#include "clang/StaticAnalyzer/Core/PathSensitive/CallEvent.h"
 
namespace clang {
namespace ento {
namespace smartptr {
 
/// Returns true if the event call is on smart pointer.
bool isStdSmartPtrCall(const CallEvent &Call);
bool isStdSmartPtr(const CXXRecordDecl *RD);
bool isStdSmartPtr(const Expr *E);
 
bool isStdSmartPtr(const CXXRecordDecl *RD);
 
/// Returns whether the smart pointer is null or not.
bool isNullSmartPtr(const ProgramStateRef State, const MemRegion *ThisRegion);
 
const BugType *getNullDereferenceBugType();
 
} // namespace smartptr
} // namespace ento
} // namespace clang
 
#endif // LLVM_CLANG_LIB_STATICANALYZER_CHECKERS_SMARTPTR_H