llvm/clang/lib/StaticAnalyzer/Checkers/ObjCAtSyncChecker.cpp

//== ObjCAtSyncChecker.cpp - nil mutex checker for @synchronized -*- 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
//
//===----------------------------------------------------------------------===//
//
// This defines ObjCAtSyncChecker, a builtin check that checks for null pointers
// used as mutexes for @synchronized.
//
//===----------------------------------------------------------------------===//

#include "clang/StaticAnalyzer/Checkers/BuiltinCheckerRegistration.h"
#include "clang/AST/StmtObjC.h"
#include "clang/StaticAnalyzer/Core/BugReporter/BugType.h"
#include "clang/StaticAnalyzer/Core/Checker.h"
#include "clang/StaticAnalyzer/Core/CheckerManager.h"
#include "clang/StaticAnalyzer/Core/PathSensitive/CheckerContext.h"
#include "clang/StaticAnalyzer/Core/PathSensitive/ExprEngine.h"

usingnamespaceclang;
usingnamespaceento;

namespace {
class ObjCAtSyncChecker
    : public Checker< check::PreStmt<ObjCAtSynchronizedStmt> > { … };
} // end anonymous namespace

void ObjCAtSyncChecker::checkPreStmt(const ObjCAtSynchronizedStmt *S,
                                     CheckerContext &C) const { … }

void ento::registerObjCAtSyncChecker(CheckerManager &mgr) { … }

bool ento::shouldRegisterObjCAtSyncChecker(const CheckerManager &mgr) { … }