Subversion Repositories QNX 8.QNX8 LLVM/Clang compiler suite

//= ObjCNoReturn.h - Handling of Cocoa APIs known not to return --*- 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 file implements special handling of recognizing ObjC API hooks that

// do not return but aren't marked as such in API headers.

//

//===----------------------------------------------------------------------===//

#ifndef LLVM_CLANG_ANALYSIS_DOMAINSPECIFIC_OBJCNORETURN_H

#define LLVM_CLANG_ANALYSIS_DOMAINSPECIFIC_OBJCNORETURN_H

#include "clang/Basic/IdentifierTable.h"

namespace clang {

class ASTContext;

class ObjCMessageExpr;

class ObjCNoReturn {

  /// Cached "raise" selector.

  Selector RaiseSel;

  /// Cached identifier for "NSException".

  IdentifierInfo *NSExceptionII;

  enum { NUM_RAISE_SELECTORS = 2 };

  /// Cached set of selectors in NSException that are 'noreturn'.

  Selector NSExceptionInstanceRaiseSelectors[NUM_RAISE_SELECTORS];

public:

  ObjCNoReturn(ASTContext &C);

  /// Return true if the given message expression is known to never

  /// return.

  bool isImplicitNoReturn(const ObjCMessageExpr *ME);

};

}

#endif