path: root/lib/Parse/Parser.cpp

//===--- Parser.cpp - C Language Family Parser ----------------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//  This file implements the Parser interfaces.
//
//===----------------------------------------------------------------------===//

#include "clang/Parse/Parser.h"
#include "clang/Parse/ParseDiagnostic.h"
#include "clang/Sema/DeclSpec.h"
#include "clang/Sema/Scope.h"
#include "clang/Sema/ParsedTemplate.h"
#include "llvm/Support/raw_ostream.h"
#include "RAIIObjectsForParser.h"
#include "ParsePragma.h"
#include "clang/AST/DeclTemplate.h"
using namespace clang;

Parser::Parser(Preprocessor &pp, Sema &actions)
  : PP(pp), Actions(actions), Diags(PP.getDiagnostics()),
    GreaterThanIsOperator(true), ColonIsSacred(false), 
    InMessageExpression(false), TemplateParameterDepth(0) {
  Tok.setKind(tok::eof);
  Actions.CurScope = 0;
  NumCachedScopes = 0;
  ParenCount = BracketCount = BraceCount = 0;
  ObjCImpDecl = 0;

  // Add #pragma handlers. These are removed and destroyed in the
  // destructor.
  AlignHandler.reset(new PragmaAlignHandler(actions));
  PP.AddPragmaHandler(AlignHandler.get());

  GCCVisibilityHandler.reset(new PragmaGCCVisibilityHandler(actions));
  PP.AddPragmaHandler("GCC", GCCVisibilityHandler.get());

  OptionsHandler.reset(new PragmaOptionsHandler(actions));
  PP.AddPragmaHandler(OptionsHandler.get());

  PackHandler.reset(new PragmaPackHandler(actions));
  PP.AddPragmaHandler(PackHandler.get());
    
  MSStructHandler.reset(new PragmaMSStructHandler(actions));
  PP.AddPragmaHandler(MSStructHandler.get());

  UnusedHandler.reset(new PragmaUnusedHandler(actions, *this));
  PP.AddPragmaHandler(UnusedHandler.get());

  WeakHandler.reset(new PragmaWeakHandler(actions));
  PP.AddPragmaHandler(WeakHandler.get());

  FPContractHandler.reset(new PragmaFPContractHandler(actions, *this));
  PP.AddPragmaHandler("STDC", FPContractHandler.get());

  if (getLang().OpenCL) {
    OpenCLExtensionHandler.reset(
                  new PragmaOpenCLExtensionHandler