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 C-style attribute?
30   C,
31   // Is the identifier known as a pragma attribute?
32   Pragma
33 };
34 
35 /// Return the version number associated with the attribute if we
36 /// recognize and implement the attribute specified by the given information.
37 int hasAttribute(AttrSyntax Syntax, const IdentifierInfo *Scope,
38                  const IdentifierInfo *Attr, const TargetInfo &Target,
39                  const LangOptions &LangOpts);
40 
41 } // end namespace clang
42 
43 #endif // LLVM_CLANG_BASIC_ATTRIBUTES_H
44