[cfe-commits] r127339 - in /cfe/trunk: include/clang/Driver/CC1Options.td include/clang/Frontend/ASTUnit.h include/clang/Frontend/PreprocessorOptions.h include/clang/Serialization/ASTReader.h include/clang/Serialization/ChainedIncludesSource.h lib/Frontend/ASTUnit.cpp lib/Frontend/CompilerInvocation.cpp lib/Frontend/FrontendAction.cpp lib/Serialization/ASTReader.cpp lib/Serialization/ChainedIncludesSource.cpp test/PCH/chain-cxx.cpp
Argyrios Kyrtzidis
akyrtzi at gmail.com
Wed Mar 9 09:21:42 PST 2011
Author: akirtzidis
Date: Wed Mar 9 11:21:42 2011
New Revision: 127339
URL: http://llvm.org/viewvc/llvm-project?rev=127339&view=rev
Log:
Introduce '-chain-include' option to specify headers that will be converted to chained PCHs in memory
without having to use multiple runs and intermediate files.
Intended for testing & debugging of chained PCH.
Added:
cfe/trunk/include/clang/Serialization/ChainedIncludesSource.h
cfe/trunk/lib/Serialization/ChainedIncludesSource.cpp
Modified:
cfe/trunk/include/clang/Driver/CC1Options.td
cfe/trunk/include/clang/Frontend/ASTUnit.h
cfe/trunk/include/clang/Frontend/PreprocessorOptions.h
cfe/trunk/include/clang/Serialization/ASTReader.h
cfe/trunk/lib/Frontend/ASTUnit.cpp
cfe/trunk/lib/Frontend/CompilerInvocation.cpp
cfe/trunk/lib/Frontend/FrontendAction.cpp
cfe/trunk/lib/Serialization/ASTReader.cpp
cfe/trunk/test/PCH/chain-cxx.cpp
Modified: cfe/trunk/include/clang/Driver/CC1Options.td
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Driver/CC1Options.td?rev=127339&r1=127338&r2=127339&view=diff
==============================================================================
--- cfe/trunk/include/clang/Driver/CC1Options.td (original)
+++ cfe/trunk/include/clang/Driver/CC1Options.td Wed Mar 9 11:21:42 2011
@@ -560,6 +560,8 @@
HelpText<"Include precompiled header file">;
def include_pth : Separate<"-include-pth">, MetaVarName<"<file>">,
HelpText<"Include file before parsing">;
+def chain_include : Separate<"-chain-include">, MetaVarName<"<file>">,
+ HelpText<"Include and chain a header file after turning it into PCH">;
def preamble_bytes_EQ : Joined<"-preamble-bytes=">,
HelpText<"Assume that the precompiled header is a precompiled preamble "
"covering the first N bytes of the main file">;
Modified: cfe/trunk/include/clang/Frontend/ASTUnit.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Frontend/ASTUnit.h?rev=127339&r1=127338&r2=127339&view=diff
==============================================================================
--- cfe/trunk/include/clang/Frontend/ASTUnit.h (original)
+++ cfe/trunk/include/clang/Frontend/ASTUnit.h Wed Mar 9 11:21:42 2011
@@ -540,7 +540,11 @@
/// \brief A mapping from a file name to the memory buffer that stores the
/// remapped contents of that file.
typedef std::pair<std::string, FilenameOrMemBuf> RemappedFile;
-
+
+ /// \brief Create a ASTUnit. Gets ownership of the passed CompilerInvocation.
+ static ASTUnit *create(CompilerInvocation *CI,
+ llvm::IntrusiveRefCntPtr<Diagnostic> Diags);
+
/// \brief Create a ASTUnit from an AST file.
///
/// \param Filename - The AST file to load.
@@ -656,6 +660,11 @@
///
/// \returns True if an error occurred, false otherwise.
bool Save(llvm::StringRef File);
+
+ /// \brief Serialize this translation unit with the given output stream.
+ ///
+ /// \returns True if an error occurred, false otherwise.
+ bool serialize(llvm::raw_ostream &OS);
};
} // namespace clang
Modified: cfe/trunk/include/clang/Frontend/PreprocessorOptions.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Frontend/PreprocessorOptions.h?rev=127339&r1=127338&r2=127339&view=diff
==============================================================================
--- cfe/trunk/include/clang/Frontend/PreprocessorOptions.h (original)
+++ cfe/trunk/include/clang/Frontend/PreprocessorOptions.h Wed Mar 9 11:21:42 2011
@@ -44,6 +44,9 @@
/// The implicit PCH included at the start of the translation unit, or empty.
std::string ImplicitPCHInclude;
+ /// \brief Headers that will be converted to chained PCHs in memory.
+ std::vector<std::string> ChainedIncludes;
+
/// \brief When true, disables most of the normal validation performed on
/// precompiled headers.
bool DisablePCHValidation;
Modified: cfe/trunk/include/clang/Serialization/ASTReader.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Serialization/ASTReader.h?rev=127339&r1=127338&r2=127339&view=diff
==============================================================================
--- cfe/trunk/include/clang/Serialization/ASTReader.h (original)
+++ cfe/trunk/include/clang/Serialization/ASTReader.h Wed Mar 9 11:21:42 2011
@@ -213,6 +213,10 @@
/// \brief The AST consumer.
ASTConsumer *Consumer;
+ /// \brief AST buffers for chained PCHs created and stored in memory.
+ /// First (not depending on another) PCH in chain is in front.
+ std::deque<llvm::MemoryBuffer *> ASTBuffers;
+
/// \brief Information that is needed for every module.
struct PerFileData {
PerFileData(ASTFileType Ty);
@@ -886,6 +890,13 @@
/// \brief Sets and initializes the given Context.
void InitializeContext(ASTContext &Context);
+ /// \brief Set AST buffers for chained PCHs created and stored in memory.
+ /// First (not depending on another) PCH in chain is first in array.
+ void setASTMemoryBuffers(llvm::MemoryBuffer **bufs, unsigned numBufs) {
+ ASTBuffers.clear();
+ ASTBuffers.insert(ASTBuffers.begin(), bufs, bufs + numBufs);
+ }
+
/// \brief Retrieve the name of the named (primary) AST file
const std::string &getFileName() const { return Chain[0]->FileName; }
Added: cfe/trunk/include/clang/Serialization/ChainedIncludesSource.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Serialization/ChainedIncludesSource.h?rev=127339&view=auto
==============================================================================
--- cfe/trunk/include/clang/Serialization/ChainedIncludesSource.h (added)
+++ cfe/trunk/include/clang/Serialization/ChainedIncludesSource.h Wed Mar 9 11:21:42 2011
@@ -0,0 +1,63 @@
+//===- ChainedIncludesSource.h - Chained PCHs in Memory ---------*- 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 ChainedIncludesSource class, which converts headers
+// to chained PCHs in memory, mainly used for testing.
+//
+//===----------------------------------------------------------------------===//
+#ifndef LLVM_CLANG_SERIALIZATION_CHAINEDINCLUDESSOURCE_H
+#define LLVM_CLANG_SERIALIZATION_CHAINEDINCLUDESSOURCE_H
+
+#include "clang/AST/ExternalASTSource.h"
+#include <vector>
+
+namespace clang {
+ class CompilerInstance;
+
+class ChainedIncludesSource : public ExternalASTSource {
+public:
+ virtual ~ChainedIncludesSource();
+
+ static ChainedIncludesSource *create(CompilerInstance &CI);
+
+private:
+ ExternalASTSource &getFinalReader() const { return *FinalReader; }
+
+ std::vector<CompilerInstance *> CIs;
+ llvm::OwningPtr<ExternalASTSource> FinalReader;
+
+
+protected:
+
+//===----------------------------------------------------------------------===//
+// ExternalASTSource interface.
+//===----------------------------------------------------------------------===//
+
+ virtual Decl *GetExternalDecl(uint32_t ID);
+ virtual Selector GetExternalSelector(uint32_t ID);
+ virtual uint32_t GetNumExternalSelectors();
+ virtual Stmt *GetExternalDeclStmt(uint64_t Offset);
+ virtual CXXBaseSpecifier *GetExternalCXXBaseSpecifiers(uint64_t Offset);
+ virtual DeclContextLookupResult
+ FindExternalVisibleDeclsByName(const DeclContext *DC, DeclarationName Name);
+ virtual void MaterializeVisibleDecls(const DeclContext *DC);
+ virtual bool FindExternalLexicalDecls(const DeclContext *DC,
+ bool (*isKindWeWant)(Decl::Kind),
+ llvm::SmallVectorImpl<Decl*> &Result);
+ virtual void CompleteType(TagDecl *Tag);
+ virtual void CompleteType(ObjCInterfaceDecl *Class);
+ virtual void StartedDeserializing();
+ virtual void FinishedDeserializing();
+ virtual void StartTranslationUnit(ASTConsumer *Consumer);
+ virtual void PrintStats();
+};
+
+}
+
+#endif
Modified: cfe/trunk/lib/Frontend/ASTUnit.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/ASTUnit.cpp?rev=127339&r1=127338&r2=127339&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/ASTUnit.cpp (original)
+++ cfe/trunk/lib/Frontend/ASTUnit.cpp Wed Mar 9 11:21:42 2011
@@ -92,7 +92,8 @@
static llvm::sys::cas_flag ActiveASTUnitObjects;
ASTUnit::ASTUnit(bool _MainFileIsAST)
- : CaptureDiagnostics(false), MainFileIsAST(_MainFileIsAST),
+ : OnlyLocalDecls(false), CaptureDiagnostics(false),
+ MainFileIsAST(_MainFileIsAST),
CompleteTranslationUnit(true), WantTiming(getenv("LIBCLANG_TIMING")),
OwnsRemappedFileBuffers(true),
NumStoredDiagnosticsFromDriver(0),
@@ -1522,6 +1523,19 @@
return Invocation->getFrontendOpts().Inputs[0].second;
}
+ASTUnit *ASTUnit::create(CompilerInvocation *CI,
+ llvm::IntrusiveRefCntPtr<Diagnostic> Diags) {
+ llvm::OwningPtr<ASTUnit> AST;
+ AST.reset(new ASTUnit(false));
+ ConfigureDiags(Diags, 0, 0, *AST, /*CaptureDiagnostics=*/false);
+ AST->Diagnostics = Diags;
+ AST->Invocation.reset(CI);
+ AST->FileMgr.reset(new FileManager(CI->getFileSystemOpts()));
+ AST->SourceMgr.reset(new SourceManager(*Diags, *AST->FileMgr));
+
+ return AST.take();
+}
+
bool ASTUnit::LoadFromCompilerInvocation(bool PrecompilePreamble) {
if (!Invocation)
return true;
@@ -2148,7 +2162,16 @@
llvm::raw_fd_ostream::F_Binary);
if (!ErrorInfo.empty() || Out.has_error())
return true;
-
+
+ serialize(Out);
+ Out.close();
+ return Out.has_error();
+}
+
+bool ASTUnit::serialize(llvm::raw_ostream &OS) {
+ if (getDiagnostics().hasErrorOccurred())
+ return true;
+
std::vector<unsigned char> Buffer;
llvm::BitstreamWriter Stream(Buffer);
ASTWriter Writer(Stream);
@@ -2156,7 +2179,7 @@
// Write the generated bitstream to "Out".
if (!Buffer.empty())
- Out.write((char *)&Buffer.front(), Buffer.size());
- Out.close();
- return Out.has_error();
+ OS.write((char *)&Buffer.front(), Buffer.size());
+
+ return false;
}
Modified: cfe/trunk/lib/Frontend/CompilerInvocation.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/CompilerInvocation.cpp?rev=127339&r1=127338&r2=127339&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/CompilerInvocation.cpp (original)
+++ cfe/trunk/lib/Frontend/CompilerInvocation.cpp Wed Mar 9 11:21:42 2011
@@ -704,6 +704,10 @@
assert(Opts.ImplicitPTHInclude == Opts.TokenCache &&
"Unsupported option combination!");
}
+ for (unsigned i = 0, e = Opts.ChainedIncludes.size(); i != e; ++i) {
+ Res.push_back("-chain-include");
+ Res.push_back(Opts.ChainedIncludes[i]);
+ }
for (unsigned i = 0, e = Opts.RemappedFiles.size(); i != e; ++i) {
Res.push_back("-remap-file");
Res.push_back(Opts.RemappedFiles[i].first + ";" +
@@ -1562,6 +1566,12 @@
Opts.Includes.push_back(A->getValue(Args));
}
+ for (arg_iterator it = Args.filtered_begin(OPT_chain_include),
+ ie = Args.filtered_end(); it != ie; ++it) {
+ const Arg *A = *it;
+ Opts.ChainedIncludes.push_back(A->getValue(Args));
+ }
+
// Include 'altivec.h' if -faltivec option present
if (Args.hasArg(OPT_faltivec))
Opts.Includes.push_back("altivec.h");
Modified: cfe/trunk/lib/Frontend/FrontendAction.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/FrontendAction.cpp?rev=127339&r1=127338&r2=127339&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/FrontendAction.cpp (original)
+++ cfe/trunk/lib/Frontend/FrontendAction.cpp Wed Mar 9 11:21:42 2011
@@ -20,6 +20,7 @@
#include "clang/Frontend/MultiplexConsumer.h"
#include "clang/Parse/ParseAST.h"
#include "clang/Serialization/ASTDeserializationListener.h"
+#include "clang/Serialization/ChainedIncludesSource.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/Timer.h"
#include "llvm/Support/ErrorHandling.h"
@@ -209,8 +210,16 @@
CI.getASTContext().setASTMutationListener(Consumer->GetASTMutationListener());
- /// Use PCH?
- if (!CI.getPreprocessorOpts().ImplicitPCHInclude.empty()) {
+ if (!CI.getPreprocessorOpts().ChainedIncludes.empty()) {
+ // Convert headers to PCH and chain them.
+ llvm::OwningPtr<ExternalASTSource> source;
+ source.reset(ChainedIncludesSource::create(CI));
+ if (!source)
+ goto failure;
+ CI.getASTContext().setExternalSource(source);
+
+ } else if (!CI.getPreprocessorOpts().ImplicitPCHInclude.empty()) {
+ // Use PCH.
assert(hasPCHSupport() && "This action does not have PCH support!");
ASTDeserializationListener *DeserialListener
= CI.getInvocation().getFrontendOpts().ChainedPCH ?
Modified: cfe/trunk/lib/Serialization/ASTReader.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Serialization/ASTReader.cpp?rev=127339&r1=127338&r2=127339&view=diff
==============================================================================
--- cfe/trunk/lib/Serialization/ASTReader.cpp (original)
+++ cfe/trunk/lib/Serialization/ASTReader.cpp Wed Mar 9 11:21:42 2011
@@ -2461,20 +2461,26 @@
if (CurrentDir.empty()) CurrentDir = ".";
}
- // Open the AST file.
- //
- // FIXME: This shouldn't be here, we should just take a raw_ostream.
- std::string ErrStr;
- llvm::error_code ec;
- if (FileName == "-") {
- ec = llvm::MemoryBuffer::getSTDIN(F.Buffer);
- if (ec)
- ErrStr = ec.message();
- } else
- F.Buffer.reset(FileMgr.getBufferForFile(FileName, &ErrStr));
- if (!F.Buffer) {
- Error(ErrStr.c_str());
- return IgnorePCH;
+ if (!ASTBuffers.empty()) {
+ F.Buffer.reset(ASTBuffers.front());
+ ASTBuffers.pop_front();
+ assert(F.Buffer && "Passed null buffer");
+ } else {
+ // Open the AST file.
+ //
+ // FIXME: This shouldn't be here, we should just take a raw_ostream.
+ std::string ErrStr;
+ llvm::error_code ec;
+ if (FileName == "-") {
+ ec = llvm::MemoryBuffer::getSTDIN(F.Buffer);
+ if (ec)
+ ErrStr = ec.message();
+ } else
+ F.Buffer.reset(FileMgr.getBufferForFile(FileName, &ErrStr));
+ if (!F.Buffer) {
+ Error(ErrStr.c_str());
+ return IgnorePCH;
+ }
}
// Initialize the stream
Added: cfe/trunk/lib/Serialization/ChainedIncludesSource.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Serialization/ChainedIncludesSource.cpp?rev=127339&view=auto
==============================================================================
--- cfe/trunk/lib/Serialization/ChainedIncludesSource.cpp (added)
+++ cfe/trunk/lib/Serialization/ChainedIncludesSource.cpp Wed Mar 9 11:21:42 2011
@@ -0,0 +1,207 @@
+//===- ChainedIncludesSource.cpp - Chained PCHs in Memory -------*- 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 ChainedIncludesSource class, which converts headers
+// to chained PCHs in memory, mainly used for testing.
+//
+//===----------------------------------------------------------------------===//
+
+#include "clang/Serialization/ChainedIncludesSource.h"
+#include "clang/Serialization/ASTReader.h"
+#include "clang/Serialization/ASTWriter.h"
+#include "clang/Frontend/TextDiagnosticPrinter.h"
+#include "clang/Frontend/CompilerInstance.h"
+#include "clang/Frontend/ASTUnit.h"
+#include "clang/Parse/ParseAST.h"
+#include "clang/Lex/Preprocessor.h"
+#include "clang/Basic/TargetInfo.h"
+#include "llvm/Support/MemoryBuffer.h"
+
+using namespace clang;
+
+static ASTReader *createASTReader(CompilerInstance &CI,
+ llvm::StringRef pchFile,
+ llvm::MemoryBuffer **memBufs,
+ unsigned numBufs,
+ ASTDeserializationListener *deserialListener = 0) {
+ Preprocessor &PP = CI.getPreprocessor();
+ llvm::OwningPtr<ASTReader> Reader;
+ Reader.reset(new ASTReader(PP, &CI.getASTContext(), /*isysroot=*/0,
+ /*DisableValidation=*/true));
+ Reader->setASTMemoryBuffers(memBufs, numBufs);
+ Reader->setDeserializationListener(deserialListener);
+ switch (Reader->ReadAST(pchFile, ASTReader::PCH)) {
+ case ASTReader::Success:
+ // Set the predefines buffer as suggested by the PCH reader.
+ PP.setPredefines(Reader->getSuggestedPredefines());
+ return Reader.take();
+
+ case ASTReader::Failure:
+ case ASTReader::IgnorePCH:
+ break;
+ }
+ return 0;
+}
+
+ChainedIncludesSource::~ChainedIncludesSource() {
+ for (unsigned i = 0, e = CIs.size(); i != e; ++i)
+ delete CIs[i];
+}
+
+ChainedIncludesSource *ChainedIncludesSource::create(CompilerInstance &CI) {
+
+ std::vector<std::string> &includes = CI.getPreprocessorOpts().ChainedIncludes;
+ assert(!includes.empty() && "No '-chain-include' in options!");
+
+ llvm::OwningPtr<ChainedIncludesSource> source(new ChainedIncludesSource());
+ InputKind IK = CI.getFrontendOpts().Inputs[0].first;
+
+ llvm::SmallVector<llvm::MemoryBuffer *, 4> serialBufs;
+
+ for (unsigned i = 0, e = includes.size(); i != e; ++i) {
+ bool firstInclude = (i == 0);
+ llvm::OwningPtr<CompilerInvocation> CInvok;
+ CInvok.reset(new CompilerInvocation(CI.getInvocation()));
+
+ CInvok->getPreprocessorOpts().ChainedIncludes.clear();
+ CInvok->getPreprocessorOpts().ImplicitPCHInclude.clear();
+ CInvok->getPreprocessorOpts().ImplicitPTHInclude.clear();
+ CInvok->getPreprocessorOpts().DisablePCHValidation = true;
+ CInvok->getPreprocessorOpts().Includes.clear();
+ CInvok->getPreprocessorOpts().MacroIncludes.clear();
+ CInvok->getPreprocessorOpts().Macros.clear();
+
+ CInvok->getFrontendOpts().Inputs.clear();
+ CInvok->getFrontendOpts().Inputs.push_back(std::make_pair(IK, includes[i]));
+
+ TextDiagnosticPrinter *DiagClient =
+ new TextDiagnosticPrinter(llvm::errs(), DiagnosticOptions());
+ llvm::IntrusiveRefCntPtr<DiagnosticIDs> DiagID(new DiagnosticIDs());
+ llvm::IntrusiveRefCntPtr<Diagnostic> Diags(new Diagnostic(DiagID,
+ DiagClient));
+
+ llvm::OwningPtr<CompilerInstance> Clang(new CompilerInstance());
+ Clang->setInvocation(CInvok.take());
+ Clang->setDiagnostics(Diags.getPtr());
+ Clang->setTarget(TargetInfo::CreateTargetInfo(Clang->getDiagnostics(),
+ Clang->getTargetOpts()));
+ Clang->createFileManager();
+ Clang->createSourceManager(Clang->getFileManager());
+ Clang->createPreprocessor();
+ Clang->createASTContext();
+
+ llvm::SmallVector<char, 256> serialAST;
+ llvm::raw_svector_ostream OS(serialAST);
+ llvm::OwningPtr<ASTConsumer> consumer;
+ consumer.reset(new PCHGenerator(Clang->getPreprocessor(), "-",
+ /*Chaining=*/!firstInclude,
+ /*isysroot=*/0, &OS));
+ Clang->getASTContext().setASTMutationListener(
+ consumer->GetASTMutationListener());
+ Clang->setASTConsumer(consumer.take());
+ Clang->createSema(/*CompleteTranslationUnit=*/false, 0);
+
+ if (firstInclude) {
+ Preprocessor &PP = Clang->getPreprocessor();
+ PP.getBuiltinInfo().InitializeBuiltins(PP.getIdentifierTable(),
+ PP.getLangOptions());
+ } else {
+ assert(!serialBufs.empty());
+ llvm::SmallVector<llvm::MemoryBuffer *, 4> bufs;
+ for (unsigned i = 0, e = serialBufs.size(); i != e; ++i) {
+ bufs.push_back(llvm::MemoryBuffer::getMemBufferCopy(
+ llvm::StringRef(serialBufs[i]->getBufferStart(),
+ serialBufs[i]->getBufferSize())));
+ }
+ std::string pchName = includes[i-1];
+ llvm::raw_string_ostream os(pchName);
+ os << ".pch" << i-1;
+ os.flush();
+ llvm::OwningPtr<ExternalASTSource> Reader;
+ Reader.reset(createASTReader(*Clang, pchName, bufs.data(), bufs.size(),
+ Clang->getASTConsumer().GetASTDeserializationListener()));
+ if (!Reader)
+ return 0;
+ Clang->getASTContext().setExternalSource(Reader);
+ }
+
+ if (!Clang->InitializeSourceManager(includes[i]))
+ return 0;
+
+ ParseAST(Clang->getSema());
+ OS.flush();
+ serialBufs.push_back(
+ llvm::MemoryBuffer::getMemBufferCopy(llvm::StringRef(serialAST.data(),
+ serialAST.size())));
+ source->CIs.push_back(Clang.take());
+ }
+
+ assert(!serialBufs.empty());
+ std::string pchName = includes.back() + ".pch-final";
+ llvm::OwningPtr<ASTReader> Reader;
+ Reader.reset(createASTReader(CI, pchName,
+ serialBufs.data(), serialBufs.size()));
+ if (!Reader)
+ return 0;
+
+ source->FinalReader.reset(Reader.take());
+ return source.take();
+}
+
+//===----------------------------------------------------------------------===//
+// ExternalASTSource interface.
+//===----------------------------------------------------------------------===//
+
+Decl *ChainedIncludesSource::GetExternalDecl(uint32_t ID) {
+ return getFinalReader().GetExternalDecl(ID);
+}
+Selector ChainedIncludesSource::GetExternalSelector(uint32_t ID) {
+ return getFinalReader().GetExternalSelector(ID);
+}
+uint32_t ChainedIncludesSource::GetNumExternalSelectors() {
+ return getFinalReader().GetNumExternalSelectors();
+}
+Stmt *ChainedIncludesSource::GetExternalDeclStmt(uint64_t Offset) {
+ return getFinalReader().GetExternalDeclStmt(Offset);
+}
+CXXBaseSpecifier *
+ChainedIncludesSource::GetExternalCXXBaseSpecifiers(uint64_t Offset) {
+ return getFinalReader().GetExternalCXXBaseSpecifiers(Offset);
+}
+DeclContextLookupResult
+ChainedIncludesSource::FindExternalVisibleDeclsByName(const DeclContext *DC,
+ DeclarationName Name) {
+ return getFinalReader().FindExternalVisibleDeclsByName(DC, Name);
+}
+void ChainedIncludesSource::MaterializeVisibleDecls(const DeclContext *DC) {
+ return getFinalReader().MaterializeVisibleDecls(DC);
+}
+bool ChainedIncludesSource::FindExternalLexicalDecls(const DeclContext *DC,
+ bool (*isKindWeWant)(Decl::Kind),
+ llvm::SmallVectorImpl<Decl*> &Result) {
+ return getFinalReader().FindExternalLexicalDecls(DC, isKindWeWant, Result);
+}
+void ChainedIncludesSource::CompleteType(TagDecl *Tag) {
+ return getFinalReader().CompleteType(Tag);
+}
+void ChainedIncludesSource::CompleteType(ObjCInterfaceDecl *Class) {
+ return getFinalReader().CompleteType(Class);
+}
+void ChainedIncludesSource::StartedDeserializing() {
+ return getFinalReader().StartedDeserializing();
+}
+void ChainedIncludesSource::FinishedDeserializing() {
+ return getFinalReader().FinishedDeserializing();
+}
+void ChainedIncludesSource::StartTranslationUnit(ASTConsumer *Consumer) {
+ return getFinalReader().StartTranslationUnit(Consumer);
+}
+void ChainedIncludesSource::PrintStats() {
+ return getFinalReader().PrintStats();
+}
Modified: cfe/trunk/test/PCH/chain-cxx.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/PCH/chain-cxx.cpp?rev=127339&r1=127338&r2=127339&view=diff
==============================================================================
--- cfe/trunk/test/PCH/chain-cxx.cpp (original)
+++ cfe/trunk/test/PCH/chain-cxx.cpp Wed Mar 9 11:21:42 2011
@@ -4,9 +4,7 @@
// RUN: %clang_cc1 -fsyntax-only -verify -include %s -include %s %s
// With PCH
-// RUN: %clang_cc1 -x c++-header -emit-pch -o %t1 %s
-// RUN: %clang_cc1 -x c++-header -emit-pch -o %t2 %s -include-pch %t1 -chained-pch
-// RUN: %clang_cc1 -fsyntax-only -verify -include-pch %t2 %s
+// RUN: %clang_cc1 -fsyntax-only -verify %s -chain-include %s -chain-include %s
#ifndef HEADER1
#define HEADER1
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