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📄 APValue.cpp(23.33 KB)
📄 ASTConcept.cpp(2.7 KB)
📄 ASTConsumer.cpp(954 B)
📄 ASTContext.cpp(407.36 KB)
📄 ASTDiagnostic.cpp(75.78 KB)
📄 ASTDumper.cpp(9.52 KB)
📄 ASTImporter.cpp(323.93 KB)
📄 ASTImporterLookupTable.cpp(4.85 KB)
📄 ASTStructuralEquivalence.cpp(73.55 KB)
📄 ASTTypeTraits.cpp(6.42 KB)
📄 AttrImpl.cpp(5.3 KB)
📄 CXXABI.h(2.66 KB)
📄 CXXInheritance.cpp(28.55 KB)
📄 Comment.cpp(11.94 KB)
📄 CommentBriefParser.cpp(4.19 KB)
📄 CommentCommandTraits.cpp(4.63 KB)
📄 CommentLexer.cpp(25.38 KB)
📄 CommentParser.cpp(23.52 KB)
📄 CommentSema.cpp(40.88 KB)
📄 ComparisonCategories.cpp(7.23 KB)
📄 ComputeDependence.cpp(28.3 KB)
📄 DataCollection.cpp(1.83 KB)
📄 Decl.cpp(177.21 KB)
📄 DeclBase.cpp(63.37 KB)
📄 DeclCXX.cpp(127.53 KB)
📄 DeclFriend.cpp(2.76 KB)
📄 DeclGroup.cpp(1.16 KB)
📄 DeclObjC.cpp(82.05 KB)
📄 DeclOpenMP.cpp(10.04 KB)
📄 DeclPrinter.cpp(52.6 KB)
📄 DeclTemplate.cpp(57.75 KB)
📄 DeclarationName.cpp(17.52 KB)
📄 Expr.cpp(176.93 KB)
📄 ExprCXX.cpp(69.03 KB)
📄 ExprClassification.cpp(28.48 KB)
📄 ExprConcepts.cpp(9.43 KB)
📄 ExprConstant.cpp(538.88 KB)
📄 ExprObjC.cpp(14.25 KB)
📄 ExternalASTMerger.cpp(22.13 KB)
📄 ExternalASTSource.cpp(3.85 KB)
📄 FormatString.cpp(29.64 KB)
📄 FormatStringParsing.h(3.17 KB)
📄 InheritViz.cpp(5.1 KB)
📁 Interp
📄 ItaniumCXXABI.cpp(8.92 KB)
📄 ItaniumMangle.cpp(182.64 KB)
📄 JSONNodeDumper.cpp(58.07 KB)
📄 Linkage.h(6 KB)
📄 Mangle.cpp(17.71 KB)
📄 MicrosoftCXXABI.cpp(9.12 KB)
📄 MicrosoftMangle.cpp(133.01 KB)
📄 NSAPI.cpp(18.12 KB)
📄 NestedNameSpecifier.cpp(23.31 KB)
📄 ODRHash.cpp(29.78 KB)
📄 OSLog.cpp(7.61 KB)
📄 OpenMPClause.cpp(82.03 KB)
📄 ParentMap.cpp(5.97 KB)
📄 ParentMapContext.cpp(10.7 KB)
📄 PrintfFormatString.cpp(35.8 KB)
📄 QualTypeNames.cpp(18.46 KB)
📄 RawCommentList.cpp(15.52 KB)
📄 RecordLayout.cpp(3.95 KB)
📄 RecordLayoutBuilder.cpp(132.78 KB)
📄 ScanfFormatString.cpp(18.62 KB)
📄 SelectorLocationsKind.cpp(4.48 KB)
📄 Stmt.cpp(45.04 KB)
📄 StmtCXX.cpp(5 KB)
📄 StmtIterator.cpp(2.92 KB)
📄 StmtObjC.cpp(2.75 KB)
📄 StmtOpenMP.cpp(98.6 KB)
📄 StmtPrinter.cpp(70.34 KB)
📄 StmtProfile.cpp(60.24 KB)
📄 StmtViz.cpp(1.75 KB)
📄 TemplateBase.cpp(16.19 KB)
📄 TemplateName.cpp(9.96 KB)
📄 TextNodeDumper.cpp(61.83 KB)
📄 Type.cpp(144.42 KB)
📄 TypeLoc.cpp(20.52 KB)
📄 TypePrinter.cpp(63.28 KB)
📄 VTTBuilder.cpp(7.25 KB)
📄 VTableBuilder.cpp(139.78 KB)

Editing: TemplateName.cpp

//===- TemplateName.cpp - C++ Template Name Representation ----------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
//  This file defines the TemplateName interface and subclasses.
//
//===----------------------------------------------------------------------===//

#include "clang/AST/TemplateName.h"
#include "clang/AST/Decl.h"
#include "clang/AST/DeclBase.h"
#include "clang/AST/DeclTemplate.h"
#include "clang/AST/DependenceFlags.h"
#include "clang/AST/NestedNameSpecifier.h"
#include "clang/AST/PrettyPrinter.h"
#include "clang/AST/TemplateBase.h"
#include "clang/Basic/Diagnostic.h"
#include "clang/Basic/LLVM.h"
#include "clang/Basic/LangOptions.h"
#include "clang/Basic/OperatorKinds.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/FoldingSet.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/raw_ostream.h"
#include <cassert>
#include <string>

using namespace clang;

TemplateArgument
SubstTemplateTemplateParmPackStorage::getArgumentPack() const {
  return TemplateArgument(llvm::makeArrayRef(Arguments, size()));
}

void SubstTemplateTemplateParmStorage::Profile(llvm::FoldingSetNodeID &ID) {
  Profile(ID, Parameter, Replacement);
}

void SubstTemplateTemplateParmStorage::Profile(llvm::FoldingSetNodeID &ID,
                                           TemplateTemplateParmDecl *parameter,
                                               TemplateName replacement) {
  ID.AddPointer(parameter);
  ID.AddPointer(replacement.getAsVoidPointer());
}

void SubstTemplateTemplateParmPackStorage::Profile(llvm::FoldingSetNodeID &ID,
                                                   ASTContext &Context) {
  Profile(ID, Context, Parameter, getArgumentPack());
}

void SubstTemplateTemplateParmPackStorage::Profile(llvm::FoldingSetNodeID &ID,
                                                   ASTContext &Context,
                                           TemplateTemplateParmDecl *Parameter,
                                             const TemplateArgument &ArgPack) {
  ID.AddPointer(Parameter);
  ArgPack.Profile(ID, Context);
}

TemplateName::TemplateName(void *Ptr) {
  Storage = StorageType::getFromOpaqueValue(Ptr);
}

TemplateName::TemplateName(TemplateDecl *Template) : Storage(Template) {}
TemplateName::TemplateName(OverloadedTemplateStorage *Storage)
    : Storage(Storage) {}
TemplateName::TemplateName(AssumedTemplateStorage *Storage)
    : Storage(Storage) {}
TemplateName::TemplateName(SubstTemplateTemplateParmStorage *Storage)
    : Storage(Storage) {}
TemplateName::TemplateName(SubstTemplateTemplateParmPackStorage *Storage)
    : Storage(Storage) {}
TemplateName::TemplateName(QualifiedTemplateName *Qual) : Storage(Qual) {}
TemplateName::TemplateName(DependentTemplateName *Dep) : Storage(Dep) {}

bool TemplateName::isNull() const { return Storage.isNull(); }

TemplateName::NameKind TemplateName::getKind() const {
  if (Storage.is<TemplateDecl *>())
    return Template;
  if (Storage.is<DependentTemplateName *>())
    return DependentTemplate;
  if (Storage.is<QualifiedTemplateName *>())
    return QualifiedTemplate;

UncommonTemplateNameStorage *uncommon
    = Storage.get<UncommonTemplateNameStorage*>();
  if (uncommon->getAsOverloadedStorage())
    return OverloadedTemplate;
  if (uncommon->getAsAssumedTemplateName())
    return AssumedTemplate;
  if (uncommon->getAsSubstTemplateTemplateParm())
    return SubstTemplateTemplateParm;
  return SubstTemplateTemplateParmPack;
}

TemplateDecl *TemplateName::getAsTemplateDecl() const {
  if (TemplateDecl *Template = Storage.dyn_cast<TemplateDecl *>())
    return Template;

if (QualifiedTemplateName *QTN = getAsQualifiedTemplateName())
    return QTN->getTemplateDecl();

if (SubstTemplateTemplateParmStorage *sub = getAsSubstTemplateTemplateParm())
    return sub->getReplacement().getAsTemplateDecl();

return nullptr;
}

OverloadedTemplateStorage *TemplateName::getAsOverloadedTemplate() const {
  if (UncommonTemplateNameStorage *Uncommon =
          Storage.dyn_cast<UncommonTemplateNameStorage *>())
    return Uncommon->getAsOverloadedStorage();

return nullptr;
}

AssumedTemplateStorage *TemplateName::getAsAssumedTemplateName() const {
  if (UncommonTemplateNameStorage *Uncommon =
          Storage.dyn_cast<UncommonTemplateNameStorage *>())
    return Uncommon->getAsAssumedTemplateName();

return nullptr;
}

SubstTemplateTemplateParmStorage *
TemplateName::getAsSubstTemplateTemplateParm() const {
  if (UncommonTemplateNameStorage *uncommon =
          Storage.dyn_cast<UncommonTemplateNameStorage *>())
    return uncommon->getAsSubstTemplateTemplateParm();

return nullptr;
}

SubstTemplateTemplateParmPackStorage *
TemplateName::getAsSubstTemplateTemplateParmPack() const {
  if (UncommonTemplateNameStorage *Uncommon =
          Storage.dyn_cast<UncommonTemplateNameStorage *>())
    return Uncommon->getAsSubstTemplateTemplateParmPack();

return nullptr;
}

QualifiedTemplateName *TemplateName::getAsQualifiedTemplateName() const {
  return Storage.dyn_cast<QualifiedTemplateName *>();
}

DependentTemplateName *TemplateName::getAsDependentTemplateName() const {
  return Storage.dyn_cast<DependentTemplateName *>();
}

TemplateName TemplateName::getNameToSubstitute() const {
  TemplateDecl *Decl = getAsTemplateDecl();

// Substituting a dependent template name: preserve it as written.
  if (!Decl)
    return *this;

// If we have a template declaration, use the most recent non-friend
  // declaration of that template.
  Decl = cast<TemplateDecl>(Decl->getMostRecentDecl());
  while (Decl->getFriendObjectKind()) {
    Decl = cast<TemplateDecl>(Decl->getPreviousDecl());
    assert(Decl && "all declarations of template are friends");
  }
  return TemplateName(Decl);
}

TemplateNameDependence TemplateName::getDependence() const {
  auto D = TemplateNameDependence::None;
  switch (getKind()) {
  case TemplateName::NameKind::QualifiedTemplate:
    D |= toTemplateNameDependence(
        getAsQualifiedTemplateName()->getQualifier()->getDependence());
    break;
  case TemplateName::NameKind::DependentTemplate:
    D |= toTemplateNameDependence(
        getAsDependentTemplateName()->getQualifier()->getDependence());
    break;
  case TemplateName::NameKind::SubstTemplateTemplateParmPack:
    D |= TemplateNameDependence::UnexpandedPack;
    break;
  case TemplateName::NameKind::OverloadedTemplate:
    llvm_unreachable("overloaded templates shouldn't survive to here.");
  default:
    break;
  }
  if (TemplateDecl *Template = getAsTemplateDecl()) {
    if (auto *TTP = dyn_cast<TemplateTemplateParmDecl>(Template)) {
      D |= TemplateNameDependence::DependentInstantiation;
      if (TTP->isParameterPack())
        D |= TemplateNameDependence::UnexpandedPack;
    }
    // FIXME: Hack, getDeclContext() can be null if Template is still
    // initializing due to PCH reading, so we check it before using it.
    // Should probably modify TemplateSpecializationType to allow constructing
    // it without the isDependent() checking.
    if (Template->getDeclContext() &&
        Template->getDeclContext()->isDependentContext())
      D |= TemplateNameDependence::DependentInstantiation;
  } else {
    D |= TemplateNameDependence::DependentInstantiation;
  }
  return D;
}

bool TemplateName::isDependent() const {
  return getDependence() & TemplateNameDependence::Dependent;
}

bool TemplateName::isInstantiationDependent() const {
  return getDependence() & TemplateNameDependence::Instantiation;
}

bool TemplateName::containsUnexpandedParameterPack() const {
  return getDependence() & TemplateNameDependence::UnexpandedPack;
}

void
TemplateName::print(raw_ostream &OS, const PrintingPolicy &Policy,
                    bool SuppressNNS) const {
  if (TemplateDecl *Template = Storage.dyn_cast<TemplateDecl *>())
    OS << *Template;
  else if (QualifiedTemplateName *QTN = getAsQualifiedTemplateName()) {
    if (!SuppressNNS)
      QTN->getQualifier()->print(OS, Policy);
    if (QTN->hasTemplateKeyword())
      OS << "template ";
    OS << *QTN->getDecl();
  } else if (DependentTemplateName *DTN = getAsDependentTemplateName()) {
    if (!SuppressNNS && DTN->getQualifier())
      DTN->getQualifier()->print(OS, Policy);
    OS << "template ";

if (DTN->isIdentifier())
      OS << DTN->getIdentifier()->getName();
    else
      OS << "operator " << getOperatorSpelling(DTN->getOperator());
  } else if (SubstTemplateTemplateParmStorage *subst
               = getAsSubstTemplateTemplateParm()) {
    subst->getReplacement().print(OS, Policy, SuppressNNS);
  } else if (SubstTemplateTemplateParmPackStorage *SubstPack
                                        = getAsSubstTemplateTemplateParmPack())
    OS << *SubstPack->getParameterPack();
  else if (AssumedTemplateStorage *Assumed = getAsAssumedTemplateName()) {
    Assumed->getDeclName().print(OS, Policy);
  } else {
    OverloadedTemplateStorage *OTS = getAsOverloadedTemplate();
    (*OTS->begin())->printName(OS);
  }
}

const DiagnosticBuilder &clang::operator<<(const DiagnosticBuilder &DB,
                                           TemplateName N) {
  std::string NameStr;
  llvm::raw_string_ostream OS(NameStr);
  LangOptions LO;
  LO.CPlusPlus = true;
  LO.Bool = true;
  OS << '\'';
  N.print(OS, PrintingPolicy(LO));
  OS << '\'';
  OS.flush();
  return DB << NameStr;
}

const PartialDiagnostic&clang::operator<<(const PartialDiagnostic &PD,
                                           TemplateName N) {
  std::string NameStr;
  llvm::raw_string_ostream OS(NameStr);
  LangOptions LO;
  LO.CPlusPlus = true;
  LO.Bool = true;
  OS << '\'';
  N.print(OS, PrintingPolicy(LO));
  OS << '\'';
  OS.flush();
  return PD << NameStr;
}

void TemplateName::dump(raw_ostream &OS) const {
  LangOptions LO;  // FIXME!
  LO.CPlusPlus = true;
  LO.Bool = true;
  print(OS, PrintingPolicy(LO));
}

LLVM_DUMP_METHOD void TemplateName::dump() const {
  dump(llvm::errs());
}

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Editing: TemplateName.cpp

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