path: root/include/clang/AST/ASTContext.h

//===--- ASTContext.h - Context to hold long-lived AST nodes ----*- 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 the ASTContext interface.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_CLANG_AST_ASTCONTEXT_H
#define LLVM_CLANG_AST_ASTCONTEXT_H

#include "clang/Basic/IdentifierTable.h"
#include "clang/Basic/LangOptions.h"
#include "clang/Basic/OperatorKinds.h"
#include "clang/AST/Attr.h"
#include "clang/AST/Decl.h"
#include "clang/AST/NestedNameSpecifier.h"
#include "clang/AST/PrettyPrinter.h"
#include "clang/AST/TemplateName.h"
#include "clang/AST/Type.h"
#include "clang/AST/CanonicalType.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/FoldingSet.h"
#include "llvm/ADT/OwningPtr.h"
#include "llvm/Support/Allocator.h"
#include <vector>

namespace llvm {
  struct fltSemantics;
}

namespace clang {
  class FileManager;
  class ASTRecordLayout;
  class BlockExpr;
  class CharUnits;
  class Expr;
  class ExternalASTSource;
  class IdentifierTable;
  class SelectorTable;
  class SourceManager;
  class TargetInfo;
  // Decls
  class CXXMethodDecl;
  class CXXRecordDecl;
  class Decl;
  class FieldDecl;
  class ObjCIvarDecl;
  class ObjCIvarRefExpr;
  class ObjCPropertyDecl;
  class RecordDecl;
  class TagDecl;
  class TemplateTypeParmDecl;
  class TranslationUnitDecl;
  class TypeDecl;
  class TypedefDecl;
  class UsingDecl;
  class UsingShadowDecl;
  class UnresolvedSetIterator;

  namespace Builtin { class Context; }

/// ASTContext - This class holds long-lived AST nodes (such as types and
/// decls) that can be referred to throughout the semantic analysis of a file.
class ASTContext {
  std::vector<Type*> Types;
  llvm::FoldingSet<ExtQuals> ExtQualNodes;
  llvm::FoldingSet<ComplexType> ComplexTypes;
  llvm::FoldingSet<PointerType> PointerTypes;
  llvm::FoldingSet<BlockPointerType> BlockPointerTypes;
  llvm::FoldingSet<LValueReferenceType> LValueReferenceTypes;
  llvm::FoldingSet<RValueReferenceType> RValueReferenceTypes;
  llvm::FoldingSet<MemberPointerType> MemberPointerTypes;
  llvm::FoldingSet<ConstantArrayType> ConstantArrayTypes;
  llvm::FoldingSet<IncompleteArrayType> IncompleteArrayTypes;
  std::vector<VariableArrayType*> VariableArrayTypes;
  llvm::FoldingSet<DependentSizedArrayType> DependentSizedArrayTypes;
  llvm::FoldingSet<DependentSizedExtVectorType> DependentSizedExtVectorTypes;
  llvm::FoldingSet<VectorType> VectorTypes;
  llvm::FoldingSet<FunctionNoProtoType> FunctionNoProtoTypes;
  llvm::FoldingSet<FunctionProtoType> FunctionProtoTypes;
  llvm::FoldingSet<DependentTypeOfExprType> DependentTypeOfExpr