clang/lib/Parse/ParsePragma.h

108 строки
3.2 KiB
C++

//===---- ParserPragmas.h - Language specific pragmas -----------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines #pragma handlers for language specific pragmas.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_PARSE_PARSEPRAGMA_H
#define LLVM_CLANG_PARSE_PARSEPRAGMA_H
#include "clang/Lex/Pragma.h"
namespace clang {
class Sema;
class Parser;
class PragmaAlignHandler : public PragmaHandler {
Sema &Actions;
public:
explicit PragmaAlignHandler(Sema &A) : PragmaHandler("align"), Actions(A) {}
virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer,
Token &FirstToken);
};
class PragmaGCCVisibilityHandler : public PragmaHandler {
Sema &Actions;
public:
explicit PragmaGCCVisibilityHandler(Sema &A) : PragmaHandler("visibility"),
Actions(A) {}
virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer,
Token &FirstToken);
};
class PragmaOptionsHandler : public PragmaHandler {
Sema &Actions;
public:
explicit PragmaOptionsHandler(Sema &A) : PragmaHandler("options"),
Actions(A) {}
virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer,
Token &FirstToken);
};
class PragmaPackHandler : public PragmaHandler {
Sema &Actions;
public:
explicit PragmaPackHandler(Sema &A) : PragmaHandler("pack"),
Actions(A) {}
virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer,
Token &FirstToken);
};
class PragmaUnusedHandler : public PragmaHandler {
Sema &Actions;
Parser &parser;
public:
PragmaUnusedHandler(Sema &A, Parser& p)
: PragmaHandler("unused"), Actions(A), parser(p) {}
virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer,
Token &FirstToken);
};
class PragmaWeakHandler : public PragmaHandler {
Sema &Actions;
public:
explicit PragmaWeakHandler(Sema &A)
: PragmaHandler("weak"), Actions(A) {}
virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer,
Token &FirstToken);
};
class PragmaOpenCLExtensionHandler : public PragmaHandler {
Sema &Actions;
Parser &parser;
public:
PragmaOpenCLExtensionHandler(Sema &S, Parser& p) :
PragmaHandler("EXTENSION"), Actions(S), parser(p) {}
virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer,
Token &FirstToken);
};
class PragmaFPContractHandler : public PragmaHandler {
Sema &Actions;
Parser &parser;
public:
PragmaFPContractHandler(Sema &S, Parser& p) :
PragmaHandler("FP_CONTRACT"), Actions(S), parser(p) {}
virtual void HandlePragma(Preprocessor &PP, PragmaIntroducerKind Introducer,
Token &FirstToken);
};
} // end namespace clang
#endif