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      1 //===--- Attributes.h - Attributes header -----------------------*- C++ -*-===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 
     10 #ifndef LLVM_CLANG_BASIC_ATTRIBUTES_H
     11 #define LLVM_CLANG_BASIC_ATTRIBUTES_H
     12 
     13 #include "clang/Basic/LangOptions.h"
     14 #include "clang/Basic/TargetInfo.h"
     15 
     16 namespace clang {
     17 
     18 class IdentifierInfo;
     19 
     20 enum class AttrSyntax {
     21   /// Is the identifier known as a GNU-style attribute?
     22   GNU,
     23   /// Is the identifier known as a __declspec-style attribute?
     24   Declspec,
     25   /// Is the identifier known as a [] Microsoft-style attribute?
     26   Microsoft,
     27   // Is the identifier known as a C++-style attribute?
     28   CXX,
     29   // Is the identifier known as a pragma attribute?
     30   Pragma
     31 };
     32 
     33 /// \brief Return the version number associated with the attribute if we
     34 /// recognize and implement the attribute specified by the given information.
     35 int hasAttribute(AttrSyntax Syntax, const IdentifierInfo *Scope,
     36                  const IdentifierInfo *Attr, const TargetInfo &Target,
     37                  const LangOptions &LangOpts);
     38 
     39 } // end namespace clang
     40 
     41 #endif // LLVM_CLANG_BASIC_ATTRIBUTES_H
     42