<div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Sep 9, 2015 at 6:46 PM, Mehdi Amini via cfe-commits <span dir="ltr"><<a href="mailto:cfe-commits@lists.llvm.org" target="_blank">cfe-commits@lists.llvm.org</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Author: mehdi_amini<br>
Date: Wed Sep  9 20:46:39 2015<br>
New Revision: 247233<br>
<br>
URL: <a href="http://llvm.org/viewvc/llvm-project?rev=247233&view=rev" rel="noreferrer" target="_blank">http://llvm.org/viewvc/llvm-project?rev=247233&view=rev</a><br>
Log:<br>
EmitRecord* API change: accepts ArrayRef instead of a SmallVector (NFC)<br>
<br>
This reapply a variant commit r247179 after post-commit review from<br>
D.Blaikie.<br>
Hopefully I got it right this time: lifetime of initializer list ends<br>
as with any expression, which make invalid the pattern:<br>
<br>
ArrayRef<int> Arr = { 1, 2, 3, 4};<br>
<br>
Just like StringRef, ArrayRef shouldn't be used to initialize local<br>
variable but only as function argument.<br></blockquote><div><br></div><div>Looks pretty reasonable - I'll mention it again, just in case: removing the named variables and just putting the init lists directly in the call might be as (or more) readable - might be worth giving it a go & running it through clang-format to see what you think.<br><br>- Dave</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<br>
From: Mehdi Amini <<a href="mailto:mehdi.amini@apple.com">mehdi.amini@apple.com</a>><br>
<br>
Modified:<br>
    cfe/trunk/include/clang/Serialization/ASTWriter.h<br>
    cfe/trunk/lib/Frontend/SerializedDiagnosticPrinter.cpp<br>
    cfe/trunk/lib/Serialization/ASTWriter.cpp<br>
    cfe/trunk/lib/Serialization/GlobalModuleIndex.cpp<br>
<br>
Modified: cfe/trunk/include/clang/Serialization/ASTWriter.h<br>
URL: <a href="http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Serialization/ASTWriter.h?rev=247233&r1=247232&r2=247233&view=diff" rel="noreferrer" target="_blank">http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Serialization/ASTWriter.h?rev=247233&r1=247232&r2=247233&view=diff</a><br>
==============================================================================<br>
--- cfe/trunk/include/clang/Serialization/ASTWriter.h (original)<br>
+++ cfe/trunk/include/clang/Serialization/ASTWriter.h Wed Sep  9 20:46:39 2015<br>
@@ -84,6 +84,7 @@ class ASTWriter : public ASTDeserializat<br>
 public:<br>
   typedef SmallVector<uint64_t, 64> RecordData;<br>
   typedef SmallVectorImpl<uint64_t> RecordDataImpl;<br>
+  typedef ArrayRef<uint64_t> RecordDataRef;<br>
<br>
   friend class ASTDeclWriter;<br>
   friend class ASTStmtWriter;<br>
@@ -756,7 +757,7 @@ public:<br>
   void AddPath(StringRef Path, RecordDataImpl &Record);<br>
<br>
   /// \brief Emit the current record with the given path as a blob.<br>
-  void EmitRecordWithPath(unsigned Abbrev, RecordDataImpl &Record,<br>
+  void EmitRecordWithPath(unsigned Abbrev, RecordDataRef Record,<br>
                           StringRef Path);<br>
<br>
   /// \brief Add a version tuple to the given record<br>
<br>
Modified: cfe/trunk/lib/Frontend/SerializedDiagnosticPrinter.cpp<br>
URL: <a href="http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/SerializedDiagnosticPrinter.cpp?rev=247233&r1=247232&r2=247233&view=diff" rel="noreferrer" target="_blank">http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/SerializedDiagnosticPrinter.cpp?rev=247233&r1=247232&r2=247233&view=diff</a><br>
==============================================================================<br>
--- cfe/trunk/lib/Frontend/SerializedDiagnosticPrinter.cpp (original)<br>
+++ cfe/trunk/lib/Frontend/SerializedDiagnosticPrinter.cpp Wed Sep  9 20:46:39 2015<br>
@@ -51,6 +51,7 @@ public:<br>
<br>
 typedef SmallVector<uint64_t, 64> RecordData;<br>
 typedef SmallVectorImpl<uint64_t> RecordDataImpl;<br>
+typedef ArrayRef<uint64_t> RecordDataRef;<br>
<br>
 class SDiagsWriter;<br>
<br>
@@ -393,13 +394,9 @@ unsigned SDiagsWriter::getEmitFile(const<br>
<br>
   // Lazily generate the record for the file.<br>
   entry = State->Files.size();<br>
-  RecordData Record;<br>
-  Record.push_back(RECORD_FILENAME);<br>
-  Record.push_back(entry);<br>
-  Record.push_back(0); // For legacy.<br>
-  Record.push_back(0); // For legacy.<br>
   StringRef Name(FileName);<br>
-  Record.push_back(Name.size());<br>
+  RecordData::value_type Record[] = {RECORD_FILENAME, entry, 0 /* For legacy */,<br>
+                                     0 /* For legacy */, Name.size()};<br>
   State->Stream.EmitRecordWithBlob(State->Abbrevs.get(RECORD_FILENAME), Record,<br>
                                    Name);<br>
<br>
@@ -531,14 +528,11 @@ void SDiagsWriter::EmitBlockInfoBlock()<br>
<br>
 void SDiagsWriter::EmitMetaBlock() {<br>
   llvm::BitstreamWriter &Stream = State->Stream;<br>
-  RecordData &Record = State->Record;<br>
   AbbreviationMap &Abbrevs = State->Abbrevs;<br>
<br>
   Stream.EnterSubblock(BLOCK_META, 3);<br>
-  Record.clear();<br>
-  Record.push_back(RECORD_VERSION);<br>
-  Record.push_back(VersionNumber);<br>
-  Stream.EmitRecordWithAbbrev(Abbrevs.get(RECORD_VERSION), Record);<br>
+  RecordData::value_type Record[] = {RECORD_VERSION, VersionNumber};<br>
+  Stream.EmitRecordWithAbbrev(Abbrevs.get(RECORD_VERSION), Record);<br>
   Stream.ExitBlock();<br>
 }<br>
<br>
@@ -548,11 +542,8 @@ unsigned SDiagsWriter::getEmitCategory(u<br>
<br>
   // We use a local version of 'Record' so that we can be generating<br>
   // another record when we lazily generate one for the category entry.<br>
-  RecordData Record;<br>
-  Record.push_back(RECORD_CATEGORY);<br>
-  Record.push_back(category);<br>
   StringRef catName = DiagnosticIDs::getCategoryNameFromID(category);<br>
-  Record.push_back(catName.size());<br>
+  RecordData::value_type Record[] = {RECORD_CATEGORY, category, catName.size()};<br>
   State->Stream.EmitRecordWithBlob(State->Abbrevs.get(RECORD_CATEGORY), Record,<br>
                                    catName);<br>
<br>
@@ -581,10 +572,8 @@ unsigned SDiagsWriter::getEmitDiagnostic<br>
     entry.second = FlagName;<br>
<br>
     // Lazily emit the string in a separate record.<br>
-    RecordData Record;<br>
-    Record.push_back(RECORD_DIAG_FLAG);<br>
-    Record.push_back(entry.first);<br>
-    Record.push_back(FlagName.size());<br>
+    RecordData::value_type Record[] = {RECORD_DIAG_FLAG, entry.first,<br>
+                                       FlagName.size()};<br>
     State->Stream.EmitRecordWithBlob(State->Abbrevs.get(RECORD_DIAG_FLAG),<br>
                                      Record, FlagName);<br>
   }<br>
@@ -844,17 +833,9 @@ std::error_code SDiagsMerger::visitEndOf<br>
 std::error_code<br>
 SDiagsMerger::visitSourceRangeRecord(const serialized_diags::Location &Start,<br>
                                      const serialized_diags::Location &End) {<br>
-  RecordData Record;<br>
-  Record.push_back(RECORD_SOURCE_RANGE);<br>
-  Record.push_back(FileLookup[Start.FileID]);<br>
-  Record.push_back(Start.Line);<br>
-  Record.push_back(Start.Col);<br>
-  Record.push_back(Start.Offset);<br>
-  Record.push_back(FileLookup[End.FileID]);<br>
-  Record.push_back(End.Line);<br>
-  Record.push_back(End.Col);<br>
-  Record.push_back(End.Offset);<br>
-<br>
+  RecordData::value_type Record[] = {<br>
+      RECORD_SOURCE_RANGE, FileLookup[Start.FileID], Start.Line, Start.Col,<br>
+      Start.Offset, FileLookup[End.FileID], End.Line, End.Col, End.Offset};<br>
   Writer.State->Stream.EmitRecordWithAbbrev(<br>
       Writer.State->Abbrevs.get(RECORD_SOURCE_RANGE), Record);<br>
   return std::error_code();<br>
@@ -863,19 +844,13 @@ SDiagsMerger::visitSourceRangeRecord(con<br>
 std::error_code SDiagsMerger::visitDiagnosticRecord(<br>
     unsigned Severity, const serialized_diags::Location &Location,<br>
     unsigned Category, unsigned Flag, StringRef Message) {<br>
-  RecordData MergedRecord;<br>
-  MergedRecord.push_back(RECORD_DIAG);<br>
-  MergedRecord.push_back(Severity);<br>
-  MergedRecord.push_back(FileLookup[Location.FileID]);<br>
-  MergedRecord.push_back(Location.Line);<br>
-  MergedRecord.push_back(Location.Col);<br>
-  MergedRecord.push_back(Location.Offset);<br>
-  MergedRecord.push_back(CategoryLookup[Category]);<br>
-  MergedRecord.push_back(Flag ? DiagFlagLookup[Flag] : 0);<br>
-  MergedRecord.push_back(Message.size());<br>
+  RecordData::value_type Record[] = {<br>
+      RECORD_DIAG, Severity, FileLookup[Location.FileID], Location.Line,<br>
+      Location.Col, Location.Offset, CategoryLookup[Category],<br>
+      Flag ? DiagFlagLookup[Flag] : 0, Message.size()};<br>
<br>
   Writer.State->Stream.EmitRecordWithBlob(<br>
-      Writer.State->Abbrevs.get(RECORD_DIAG), MergedRecord, Message);<br>
+      Writer.State->Abbrevs.get(RECORD_DIAG), Record, Message);<br>
   return std::error_code();<br>
 }<br>
<br>
@@ -883,17 +858,10 @@ std::error_code<br>
 SDiagsMerger::visitFixitRecord(const serialized_diags::Location &Start,<br>
                                const serialized_diags::Location &End,<br>
                                StringRef Text) {<br>
-  RecordData Record;<br>
-  Record.push_back(RECORD_FIXIT);<br>
-  Record.push_back(FileLookup[Start.FileID]);<br>
-  Record.push_back(Start.Line);<br>
-  Record.push_back(Start.Col);<br>
-  Record.push_back(Start.Offset);<br>
-  Record.push_back(FileLookup[End.FileID]);<br>
-  Record.push_back(End.Line);<br>
-  Record.push_back(End.Col);<br>
-  Record.push_back(End.Offset);<br>
-  Record.push_back(Text.size());<br>
+  RecordData::value_type Record[] = {RECORD_FIXIT, FileLookup[Start.FileID],<br>
+                                     Start.Line, Start.Col, Start.Offset,<br>
+                                     FileLookup[End.FileID], End.Line, End.Col,<br>
+                                     End.Offset, Text.size()};<br>
<br>
   Writer.State->Stream.EmitRecordWithBlob(<br>
       Writer.State->Abbrevs.get(RECORD_FIXIT), Record, Text);<br>
<br>
Modified: cfe/trunk/lib/Serialization/ASTWriter.cpp<br>
URL: <a href="http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Serialization/ASTWriter.cpp?rev=247233&r1=247232&r2=247233&view=diff" rel="noreferrer" target="_blank">http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Serialization/ASTWriter.cpp?rev=247233&r1=247232&r2=247233&view=diff</a><br>
==============================================================================<br>
--- cfe/trunk/lib/Serialization/ASTWriter.cpp (original)<br>
+++ cfe/trunk/lib/Serialization/ASTWriter.cpp Wed Sep  9 20:46:39 2015<br>
@@ -1185,27 +1185,23 @@ void ASTWriter::WriteControlBlock(Prepro<br>
   MetadataAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Errors<br>
   MetadataAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // SVN branch/tag<br>
   unsigned MetadataAbbrevCode = Stream.EmitAbbrev(MetadataAbbrev);<br>
-  Record.push_back(METADATA);<br>
-  Record.push_back(VERSION_MAJOR);<br>
-  Record.push_back(VERSION_MINOR);<br>
-  Record.push_back(CLANG_VERSION_MAJOR);<br>
-  Record.push_back(CLANG_VERSION_MINOR);<br>
   assert((!WritingModule || isysroot.empty()) &&<br>
          "writing module as a relocatable PCH?");<br>
-  Record.push_back(!isysroot.empty());<br>
-  Record.push_back(IncludeTimestamps);<br>
-  Record.push_back(ASTHasCompilerErrors);<br>
-  Stream.EmitRecordWithBlob(MetadataAbbrevCode, Record,<br>
-                            getClangFullRepositoryVersion());<br>
-<br>
+  {<br>
+    RecordData::value_type Record[] = {METADATA, VERSION_MAJOR, VERSION_MINOR,<br>
+                                       CLANG_VERSION_MAJOR, CLANG_VERSION_MINOR,<br>
+                                       !isysroot.empty(), IncludeTimestamps,<br>
+                                       ASTHasCompilerErrors};<br>
+    Stream.EmitRecordWithBlob(MetadataAbbrevCode, Record,<br>
+                              getClangFullRepositoryVersion());<br>
+  }<br>
   if (WritingModule) {<br>
     // For implicit modules we output a signature that we can use to ensure<br>
     // duplicate module builds don't collide in the cache as their output order<br>
     // is non-deterministic.<br>
     // FIXME: Remove this when output is deterministic.<br>
     if (Context.getLangOpts().ImplicitModules) {<br>
-      Record.clear();<br>
-      Record.push_back(getSignature());<br>
+      RecordData::value_type Record[] = {getSignature()};<br>
       Stream.EmitRecord(SIGNATURE, Record);<br>
     }<br>
<br>
@@ -1214,8 +1210,7 @@ void ASTWriter::WriteControlBlock(Prepro<br>
     Abbrev->Add(BitCodeAbbrevOp(MODULE_NAME));<br>
     Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Name<br>
     unsigned AbbrevCode = Stream.EmitAbbrev(Abbrev);<br>
-    RecordData Record;<br>
-    Record.push_back(MODULE_NAME);<br>
+    RecordData::value_type Record[] = {MODULE_NAME};<br>
     Stream.EmitRecordWithBlob(AbbrevCode, Record, WritingModule->Name);<br>
   }<br>
<br>
@@ -1236,8 +1231,7 @@ void ASTWriter::WriteControlBlock(Prepro<br>
       Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Directory<br>
       unsigned AbbrevCode = Stream.EmitAbbrev(Abbrev);<br>
<br>
-      RecordData Record;<br>
-      Record.push_back(MODULE_DIRECTORY);<br>
+      RecordData::value_type Record[] = {MODULE_DIRECTORY};<br>
       Stream.EmitRecordWithBlob(AbbrevCode, Record, BaseDir);<br>
     }<br>
<br>
@@ -1466,8 +1460,7 @@ void ASTWriter::WriteControlBlock(Prepro<br>
     SM.getFileManager().makeAbsolutePath(OutputPath);<br>
     StringRef origDir = llvm::sys::path::parent_path(OutputPath);<br>
<br>
-    RecordData Record;<br>
-    Record.push_back(ORIGINAL_PCH_DIR);<br>
+    RecordData::value_type Record[] = {ORIGINAL_PCH_DIR};<br>
     Stream.EmitRecordWithBlob(AbbrevCode, Record, origDir);<br>
   }<br>
<br>
@@ -1491,8 +1484,7 @@ void ASTWriter::WriteInputFiles(SourceMa<br>
                                 bool Modules) {<br>
   using namespace llvm;<br>
   Stream.EnterSubblock(INPUT_FILES_BLOCK_ID, 4);<br>
-  RecordData Record;<br>
-<br>
+<br>
   // Create input-file abbreviation.<br>
   BitCodeAbbrev *IFAbbrev = new BitCodeAbbrev();<br>
   IFAbbrev->Add(BitCodeAbbrevOp(INPUT_FILE));<br>
@@ -1547,16 +1539,11 @@ void ASTWriter::WriteInputFiles(SourceMa<br>
     if (!Entry.IsSystemFile)<br>
       ++UserFilesNum;<br>
<br>
-    Record.clear();<br>
-    Record.push_back(INPUT_FILE);<br>
-    Record.push_back(InputFileOffsets.size());<br>
-<br>
     // Emit size/modification time for this file.<br>
-    Record.push_back(Entry.File->getSize());<br>
-    Record.push_back(getTimestampForOutput(Entry.File));<br>
-<br>
-    // Whether this file was overridden.<br>
-    Record.push_back(Entry.BufferOverridden);<br>
+    // And whether this file was overridden.<br>
+    RecordData::value_type Record[] = {<br>
+        INPUT_FILE, InputFileOffsets.size(), (uint64_t)Entry.File->getSize(),<br>
+        (uint64_t)getTimestampForOutput(Entry.File), Entry.BufferOverridden};<br>
<br>
     EmitRecordWithPath(IFAbbrevCode, Record, Entry.File->getName());<br>
   }<br>
@@ -1573,10 +1560,8 @@ void ASTWriter::WriteInputFiles(SourceMa<br>
   unsigned OffsetsAbbrevCode = Stream.EmitAbbrev(OffsetsAbbrev);<br>
<br>
   // Write input file offsets.<br>
-  Record.clear();<br>
-  Record.push_back(INPUT_FILE_OFFSETS);<br>
-  Record.push_back(InputFileOffsets.size());<br>
-  Record.push_back(UserFilesNum);<br>
+  RecordData::value_type Record[] = {INPUT_FILE_OFFSETS,<br>
+                                     InputFileOffsets.size(), UserFilesNum};<br>
   Stream.EmitRecordWithBlob(OffsetsAbbrevCode, Record, bytes(InputFileOffsets));<br>
 }<br>
<br>
@@ -1818,11 +1803,8 @@ void ASTWriter::WriteHeaderSearch(const<br>
   unsigned TableAbbrev = Stream.EmitAbbrev(Abbrev);<br>
<br>
   // Write the header search table<br>
-  RecordData Record;<br>
-  Record.push_back(HEADER_SEARCH_TABLE);<br>
-  Record.push_back(BucketOffset);<br>
-  Record.push_back(NumHeaderSearchEntries);<br>
-  Record.push_back(TableData.size());<br>
+  RecordData::value_type Record[] = {HEADER_SEARCH_TABLE, BucketOffset,<br>
+                                     NumHeaderSearchEntries, TableData.size()};<br>
   TableData.append(GeneratorTrait.strings_begin(),GeneratorTrait.strings_end());<br>
   Stream.EmitRecordWithBlob(TableAbbrev, Record, TableData);<br>
<br>
@@ -1911,8 +1893,7 @@ void ASTWriter::WriteSourceManagerBlock(<br>
         Stream.EmitRecordWithAbbrev(SLocFileAbbrv, Record);<br>
<br>
         if (Content->BufferOverridden) {<br>
-          Record.clear();<br>
-          Record.push_back(SM_SLOC_BUFFER_BLOB);<br>
+          RecordData::value_type Record[] = {SM_SLOC_BUFFER_BLOB};<br>
           const llvm::MemoryBuffer *Buffer<br>
             = Content->getBuffer(PP.getDiagnostics(), PP.getSourceManager());<br>
           Stream.EmitRecordWithBlob(SLocBufferBlobAbbrv, Record,<br>
@@ -1931,8 +1912,7 @@ void ASTWriter::WriteSourceManagerBlock(<br>
         const char *Name = Buffer->getBufferIdentifier();<br>
         Stream.EmitRecordWithBlob(SLocBufferAbbrv, Record,<br>
                                   StringRef(Name, strlen(Name) + 1));<br>
-        Record.clear();<br>
-        Record.push_back(SM_SLOC_BUFFER_BLOB);<br>
+        RecordData::value_type Record[] = {SM_SLOC_BUFFER_BLOB};<br>
         Stream.EmitRecordWithBlob(SLocBufferBlobAbbrv, Record,<br>
                                   StringRef(Buffer->getBufferStart(),<br>
                                                   Buffer->getBufferSize() + 1));<br>
@@ -1972,13 +1952,13 @@ void ASTWriter::WriteSourceManagerBlock(<br>
   Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 16)); // total size<br>
   Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // offsets<br>
   unsigned SLocOffsetsAbbrev = Stream.EmitAbbrev(Abbrev);<br>
-<br>
-  Record.clear();<br>
-  Record.push_back(SOURCE_LOCATION_OFFSETS);<br>
-  Record.push_back(SLocEntryOffsets.size());<br>
-  Record.push_back(SourceMgr.getNextLocalOffset() - 1); // skip dummy<br>
-  Stream.EmitRecordWithBlob(SLocOffsetsAbbrev, Record, bytes(SLocEntryOffsets));<br>
-<br>
+  {<br>
+    RecordData::value_type Record[] = {<br>
+        SOURCE_LOCATION_OFFSETS, SLocEntryOffsets.size(),<br>
+        SourceMgr.getNextLocalOffset() - 1 /* skip dummy */};<br>
+    Stream.EmitRecordWithBlob(SLocOffsetsAbbrev, Record,<br>
+                              bytes(SLocEntryOffsets));<br>
+  }<br>
   // Write the source location entry preloads array, telling the AST<br>
   // reader which source locations entries it should load eagerly.<br>
   Stream.EmitRecord(SOURCE_LOCATION_PRELOADS, PreloadSLocs);<br>
@@ -2064,9 +2044,8 @@ void ASTWriter::WritePreprocessor(const<br>
<br>
   // If the preprocessor __COUNTER__ value has been bumped, remember it.<br>
   if (PP.getCounterValue() != 0) {<br>
-    Record.push_back(PP.getCounterValue());<br>
+    RecordData::value_type Record[] = {PP.getCounterValue()};<br>
     Stream.EmitRecord(PP_COUNTER_VALUE, Record);<br>
-    Record.clear();<br>
   }<br>
<br>
   // Enter the preprocessor block.<br>
@@ -2232,12 +2211,11 @@ void ASTWriter::WritePreprocessor(const<br>
   Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob));<br>
<br>
   unsigned MacroOffsetAbbrev = Stream.EmitAbbrev(Abbrev);<br>
-  Record.clear();<br>
-  Record.push_back(MACRO_OFFSET);<br>
-  Record.push_back(MacroOffsets.size());<br>
-  Record.push_back(FirstMacroID - NUM_PREDEF_MACRO_IDS);<br>
-  Stream.EmitRecordWithBlob(MacroOffsetAbbrev, Record,<br>
-                            bytes(MacroOffsets));<br>
+  {<br>
+    RecordData::value_type Record[] = {MACRO_OFFSET, MacroOffsets.size(),<br>
+                                       FirstMacroID - NUM_PREDEF_MACRO_IDS};<br>
+    Stream.EmitRecordWithBlob(MacroOffsetAbbrev, Record, bytes(MacroOffsets));<br>
+  }<br>
 }<br>
<br>
 void ASTWriter::WritePreprocessorDetail(PreprocessingRecord &PPRec) {<br>
@@ -2331,9 +2309,9 @@ void ASTWriter::WritePreprocessorDetail(<br>
     Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob));<br>
     unsigned PPEOffsetAbbrev = Stream.EmitAbbrev(Abbrev);<br>
<br>
-    Record.clear();<br>
-    Record.push_back(PPD_ENTITIES_OFFSETS);<br>
-    Record.push_back(FirstPreprocessorEntityID - NUM_PREDEF_PP_ENTITY_IDS);<br>
+    RecordData::value_type Record[] = {PPD_ENTITIES_OFFSETS,<br>
+                                       FirstPreprocessorEntityID -<br>
+                                           NUM_PREDEF_PP_ENTITY_IDS};<br>
     Stream.EmitRecordWithBlob(PPEOffsetAbbrev, Record,<br>
                               bytes(PreprocessedEntityOffsets));<br>
   }<br>
@@ -2460,9 +2438,9 @@ void ASTWriter::WriteSubmodules(Module *<br>
   unsigned ConflictAbbrev = Stream.EmitAbbrev(Abbrev);<br>
<br>
   // Write the submodule metadata block.<br>
-  RecordData Record;<br>
-  Record.push_back(getNumberOfModules(WritingModule));<br>
-  Record.push_back(FirstSubmoduleID - NUM_PREDEF_SUBMODULE_IDS);<br>
+  RecordData::value_type Record[] = {getNumberOfModules(WritingModule),<br>
+                                     FirstSubmoduleID -<br>
+                                         NUM_PREDEF_SUBMODULE_IDS};<br>
   Stream.EmitRecord(SUBMODULE_METADATA, Record);<br>
<br>
   // Write all of the submodules.<br>
@@ -2472,45 +2450,37 @@ void ASTWriter::WriteSubmodules(Module *<br>
     Module *Mod = Q.front();<br>
     Q.pop();<br>
     unsigned ID = getSubmoduleID(Mod);<br>
-<br>
-    // Emit the definition of the block.<br>
-    Record.clear();<br>
-    Record.push_back(SUBMODULE_DEFINITION);<br>
-    Record.push_back(ID);<br>
+<br>
+    uint64_t ParentID = 0;<br>
     if (Mod->Parent) {<br>
       assert(SubmoduleIDs[Mod->Parent] && "Submodule parent not written?");<br>
-      Record.push_back(SubmoduleIDs[Mod->Parent]);<br>
-    } else {<br>
-      Record.push_back(0);<br>
+      ParentID = SubmoduleIDs[Mod->Parent];<br>
     }<br>
-    Record.push_back(Mod->IsFramework);<br>
-    Record.push_back(Mod->IsExplicit);<br>
-    Record.push_back(Mod->IsSystem);<br>
-    Record.push_back(Mod->IsExternC);<br>
-    Record.push_back(Mod->InferSubmodules);<br>
-    Record.push_back(Mod->InferExplicitSubmodules);<br>
-    Record.push_back(Mod->InferExportWildcard);<br>
-    Record.push_back(Mod->ConfigMacrosExhaustive);<br>
-    Stream.EmitRecordWithBlob(DefinitionAbbrev, Record, Mod->Name);<br>
-<br>
+<br>
+    // Emit the definition of the block.<br>
+    {<br>
+      RecordData::value_type Record[] = {<br>
+          SUBMODULE_DEFINITION, ID, ParentID, Mod->IsFramework, Mod->IsExplicit,<br>
+          Mod->IsSystem, Mod->IsExternC, Mod->InferSubmodules,<br>
+          Mod->InferExplicitSubmodules, Mod->InferExportWildcard,<br>
+          Mod->ConfigMacrosExhaustive};<br>
+      Stream.EmitRecordWithBlob(DefinitionAbbrev, Record, Mod->Name);<br>
+    }<br>
+<br>
     // Emit the requirements.<br>
     for (const auto &R : Mod->Requirements) {<br>
-      Record.clear();<br>
-      Record.push_back(SUBMODULE_REQUIRES);<br>
-      Record.push_back(R.second);<br>
+      RecordData::value_type Record[] = {SUBMODULE_REQUIRES, R.second};<br>
       Stream.EmitRecordWithBlob(RequiresAbbrev, Record, R.first);<br>
     }<br>
<br>
     // Emit the umbrella header, if there is one.<br>
     if (auto UmbrellaHeader = Mod->getUmbrellaHeader()) {<br>
-      Record.clear();<br>
-      Record.push_back(SUBMODULE_UMBRELLA_HEADER);<br>
+      RecordData::value_type Record[] = {SUBMODULE_UMBRELLA_HEADER};<br>
       Stream.EmitRecordWithBlob(UmbrellaAbbrev, Record,<br>
                                 UmbrellaHeader.NameAsWritten);<br>
     } else if (auto UmbrellaDir = Mod->getUmbrellaDir()) {<br>
-      Record.clear();<br>
-      Record.push_back(SUBMODULE_UMBRELLA_DIR);<br>
-      Stream.EmitRecordWithBlob(UmbrellaDirAbbrev, Record,<br>
+      RecordData::value_type Record[] = {SUBMODULE_UMBRELLA_DIR};<br>
+      Stream.EmitRecordWithBlob(UmbrellaDirAbbrev, Record,<br>
                                 UmbrellaDir.NameAsWritten);<br>
     }<br>
<br>
@@ -2528,8 +2498,7 @@ void ASTWriter::WriteSubmodules(Module *<br>
       {SUBMODULE_EXCLUDED_HEADER, ExcludedHeaderAbbrev, Module::HK_Excluded}<br>
     };<br>
     for (auto &HL : HeaderLists) {<br>
-      Record.clear();<br>
-      Record.push_back(HL.RecordKind);<br>
+      RecordData::value_type Record[] = {HL.RecordKind};<br>
       for (auto &H : Mod->Headers[HL.HeaderKind])<br>
         Stream.EmitRecordWithBlob(HL.Abbrev, Record, H.NameAsWritten);<br>
     }<br>
@@ -2537,15 +2506,14 @@ void ASTWriter::WriteSubmodules(Module *<br>
     // Emit the top headers.<br>
     {<br>
       auto TopHeaders = Mod->getTopHeaders(PP->getFileManager());<br>
-      Record.clear();<br>
-      Record.push_back(SUBMODULE_TOPHEADER);<br>
+      RecordData::value_type Record[] = {SUBMODULE_TOPHEADER};<br>
       for (auto *H : TopHeaders)<br>
         Stream.EmitRecordWithBlob(TopHeaderAbbrev, Record, H->getName());<br>
     }<br>
<br>
     // Emit the imports.<br>
     if (!Mod->Imports.empty()) {<br>
-      Record.clear();<br>
+      RecordData Record;<br>
       for (auto *I : Mod->Imports)<br>
         Record.push_back(getSubmoduleID(I));<br>
       Stream.EmitRecord(SUBMODULE_IMPORTS, Record);<br>
@@ -2553,7 +2521,7 @@ void ASTWriter::WriteSubmodules(Module *<br>
<br>
     // Emit the exports.<br>
     if (!Mod->Exports.empty()) {<br>
-      Record.clear();<br>
+      RecordData Record;<br>
       for (const auto &E : Mod->Exports) {<br>
         // FIXME: This may fail; we don't require that all exported modules<br>
         // are local or imported.<br>
@@ -2569,26 +2537,23 @@ void ASTWriter::WriteSubmodules(Module *<br>
<br>
     // Emit the link libraries.<br>
     for (const auto &LL : Mod->LinkLibraries) {<br>
-      Record.clear();<br>
-      Record.push_back(SUBMODULE_LINK_LIBRARY);<br>
-      Record.push_back(LL.IsFramework);<br>
+      RecordData::value_type Record[] = {SUBMODULE_LINK_LIBRARY,<br>
+                                         LL.IsFramework};<br>
       Stream.EmitRecordWithBlob(LinkLibraryAbbrev, Record, LL.Library);<br>
     }<br>
<br>
     // Emit the conflicts.<br>
     for (const auto &C : Mod->Conflicts) {<br>
-      Record.clear();<br>
-      Record.push_back(SUBMODULE_CONFLICT);<br>
       // FIXME: This may fail; we don't require that all conflicting modules<br>
       // are local or imported.<br>
-      Record.push_back(getSubmoduleID(C.Other));<br>
+      RecordData::value_type Record[] = {SUBMODULE_CONFLICT,<br>
+                                         getSubmoduleID(C.Other)};<br>
       Stream.EmitRecordWithBlob(ConflictAbbrev, Record, C.Message);<br>
     }<br>
<br>
     // Emit the configuration macros.<br>
     for (const auto &CM : Mod->ConfigMacros) {<br>
-      Record.clear();<br>
-      Record.push_back(SUBMODULE_CONFIG_MACRO);<br>
+      RecordData::value_type Record[] = {SUBMODULE_CONFIG_MACRO};<br>
       Stream.EmitRecordWithBlob(ConfigMacroAbbrev, Record, CM);<br>
     }<br>
<br>
@@ -2670,8 +2635,6 @@ void ASTWriter::WriteCXXCtorInitializers<br>
   if (CXXCtorInitializersOffsets.empty())<br>
     return;<br>
<br>
-  RecordData Record;<br>
-<br>
   // Create a blob abbreviation for the C++ ctor initializer offsets.<br>
   using namespace llvm;<br>
<br>
@@ -2682,9 +2645,8 @@ void ASTWriter::WriteCXXCtorInitializers<br>
   unsigned CtorInitializersOffsetAbbrev = Stream.EmitAbbrev(Abbrev);<br>
<br>
   // Write the base specifier offsets table.<br>
-  Record.clear();<br>
-  Record.push_back(CXX_CTOR_INITIALIZERS_OFFSETS);<br>
-  Record.push_back(CXXCtorInitializersOffsets.size());<br>
+  RecordData::value_type Record[] = {CXX_CTOR_INITIALIZERS_OFFSETS,<br>
+                                     CXXCtorInitializersOffsets.size()};<br>
   Stream.EmitRecordWithBlob(CtorInitializersOffsetAbbrev, Record,<br>
                             bytes(CXXCtorInitializersOffsets));<br>
 }<br>
@@ -2693,8 +2655,6 @@ void ASTWriter::WriteCXXBaseSpecifiersOf<br>
   if (CXXBaseSpecifiersOffsets.empty())<br>
     return;<br>
<br>
-  RecordData Record;<br>
-<br>
   // Create a blob abbreviation for the C++ base specifiers offsets.<br>
   using namespace llvm;<br>
<br>
@@ -2705,9 +2665,8 @@ void ASTWriter::WriteCXXBaseSpecifiersOf<br>
   unsigned BaseSpecifierOffsetAbbrev = Stream.EmitAbbrev(Abbrev);<br>
<br>
   // Write the base specifier offsets table.<br>
-  Record.clear();<br>
-  Record.push_back(CXX_BASE_SPECIFIER_OFFSETS);<br>
-  Record.push_back(CXXBaseSpecifiersOffsets.size());<br>
+  RecordData::value_type Record[] = {CXX_BASE_SPECIFIER_OFFSETS,<br>
+                                     CXXBaseSpecifiersOffsets.size()};<br>
   Stream.EmitRecordWithBlob(BaseSpecifierOffsetAbbrev, Record,<br>
                             bytes(CXXBaseSpecifiersOffsets));<br>
 }<br>
@@ -2778,8 +2737,6 @@ uint64_t ASTWriter::WriteDeclContextLexi<br>
     return 0;<br>
<br>
   uint64_t Offset = Stream.GetCurrentBitNo();<br>
-  RecordData Record;<br>
-  Record.push_back(DECL_CONTEXT_LEXICAL);<br>
   SmallVector<uint32_t, 128> KindDeclPairs;<br>
   for (const auto *D : DC->decls()) {<br>
     KindDeclPairs.push_back(D->getKind());<br>
@@ -2787,6 +2744,7 @@ uint64_t ASTWriter::WriteDeclContextLexi<br>
   }<br>
<br>
   ++NumLexicalDeclContexts;<br>
+  RecordData::value_type Record[] = {DECL_CONTEXT_LEXICAL};<br>
   Stream.EmitRecordWithBlob(DeclContextLexicalAbbrev, Record,<br>
                             bytes(KindDeclPairs));<br>
   return Offset;<br>
@@ -2794,7 +2752,6 @@ uint64_t ASTWriter::WriteDeclContextLexi<br>
<br>
 void ASTWriter::WriteTypeDeclOffsets() {<br>
   using namespace llvm;<br>
-  RecordData Record;<br>
<br>
   // Write the type offsets array<br>
   BitCodeAbbrev *Abbrev = new BitCodeAbbrev();<br>
@@ -2803,11 +2760,11 @@ void ASTWriter::WriteTypeDeclOffsets() {<br>
   Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // base type index<br>
   Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // types block<br>
   unsigned TypeOffsetAbbrev = Stream.EmitAbbrev(Abbrev);<br>
-  Record.clear();<br>
-  Record.push_back(TYPE_OFFSET);<br>
-  Record.push_back(TypeOffsets.size());<br>
-  Record.push_back(FirstTypeID - NUM_PREDEF_TYPE_IDS);<br>
-  Stream.EmitRecordWithBlob(TypeOffsetAbbrev, Record, bytes(TypeOffsets));<br>
+  {<br>
+    RecordData::value_type Record[] = {TYPE_OFFSET, TypeOffsets.size(),<br>
+                                       FirstTypeID - NUM_PREDEF_TYPE_IDS};<br>
+    Stream.EmitRecordWithBlob(TypeOffsetAbbrev, Record, bytes(TypeOffsets));<br>
+  }<br>
<br>
   // Write the declaration offsets array<br>
   Abbrev = new BitCodeAbbrev();<br>
@@ -2816,16 +2773,15 @@ void ASTWriter::WriteTypeDeclOffsets() {<br>
   Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // base decl ID<br>
   Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // declarations block<br>
   unsigned DeclOffsetAbbrev = Stream.EmitAbbrev(Abbrev);<br>
-  Record.clear();<br>
-  Record.push_back(DECL_OFFSET);<br>
-  Record.push_back(DeclOffsets.size());<br>
-  Record.push_back(FirstDeclID - NUM_PREDEF_DECL_IDS);<br>
-  Stream.EmitRecordWithBlob(DeclOffsetAbbrev, Record, bytes(DeclOffsets));<br>
+  {<br>
+    RecordData::value_type Record[] = {DECL_OFFSET, DeclOffsets.size(),<br>
+                                       FirstDeclID - NUM_PREDEF_DECL_IDS};<br>
+    Stream.EmitRecordWithBlob(DeclOffsetAbbrev, Record, bytes(DeclOffsets));<br>
+  }<br>
 }<br>
<br>
 void ASTWriter::WriteFileDeclIDsMap() {<br>
   using namespace llvm;<br>
-  RecordData Record;<br>
<br>
   SmallVector<std::pair<FileID, DeclIDInFileInfo *>, 64> SortedFileDeclIDs(<br>
       FileDeclIDs.begin(), FileDeclIDs.end());<br>
@@ -2846,8 +2802,8 @@ void ASTWriter::WriteFileDeclIDsMap() {<br>
   Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32));<br>
   Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob));<br>
   unsigned AbbrevCode = Stream.EmitAbbrev(Abbrev);<br>
-  Record.push_back(FILE_SORTED_DECLS);<br>
-  Record.push_back(FileGroupedDeclIDs.size());<br>
+  RecordData::value_type Record[] = {FILE_SORTED_DECLS,<br>
+                                     FileGroupedDeclIDs.size()};<br>
   Stream.EmitRecordWithBlob(AbbrevCode, Record, bytes(FileGroupedDeclIDs));<br>
 }<br>
<br>
@@ -3057,11 +3013,11 @@ void ASTWriter::WriteSelectors(Sema &Sem<br>
     unsigned MethodPoolAbbrev = Stream.EmitAbbrev(Abbrev);<br>
<br>
     // Write the method pool<br>
-    RecordData Record;<br>
-    Record.push_back(METHOD_POOL);<br>
-    Record.push_back(BucketOffset);<br>
-    Record.push_back(NumTableEntries);<br>
-    Stream.EmitRecordWithBlob(MethodPoolAbbrev, Record, MethodPool);<br>
+    {<br>
+      RecordData::value_type Record[] = {METHOD_POOL, BucketOffset,<br>
+                                         NumTableEntries};<br>
+      Stream.EmitRecordWithBlob(MethodPoolAbbrev, Record, MethodPool);<br>
+    }<br>
<br>
     // Create a blob abbreviation for the selector table offsets.<br>
     Abbrev = new BitCodeAbbrev();<br>
@@ -3072,12 +3028,13 @@ void ASTWriter::WriteSelectors(Sema &Sem<br>
     unsigned SelectorOffsetAbbrev = Stream.EmitAbbrev(Abbrev);<br>
<br>
     // Write the selector offsets table.<br>
-    Record.clear();<br>
-    Record.push_back(SELECTOR_OFFSETS);<br>
-    Record.push_back(SelectorOffsets.size());<br>
-    Record.push_back(FirstSelectorID - NUM_PREDEF_SELECTOR_IDS);<br>
-    Stream.EmitRecordWithBlob(SelectorOffsetAbbrev, Record,<br>
-                              bytes(SelectorOffsets));<br>
+    {<br>
+      RecordData::value_type Record[] = {<br>
+          SELECTOR_OFFSETS, SelectorOffsets.size(),<br>
+          FirstSelectorID - NUM_PREDEF_SELECTOR_IDS};<br>
+      Stream.EmitRecordWithBlob(SelectorOffsetAbbrev, Record,<br>
+                                bytes(SelectorOffsets));<br>
+    }<br>
   }<br>
 }<br>
<br>
@@ -3347,9 +3304,7 @@ void ASTWriter::WriteIdentifierTable(Pre<br>
     unsigned IDTableAbbrev = Stream.EmitAbbrev(Abbrev);<br>
<br>
     // Write the identifier table<br>
-    RecordData Record;<br>
-    Record.push_back(IDENTIFIER_TABLE);<br>
-    Record.push_back(BucketOffset);<br>
+    RecordData::value_type Record[] = {IDENTIFIER_TABLE, BucketOffset};<br>
     Stream.EmitRecordWithBlob(IDTableAbbrev, Record, IdentifierTable);<br>
   }<br>
<br>
@@ -3365,11 +3320,10 @@ void ASTWriter::WriteIdentifierTable(Pre<br>
   for (unsigned I = 0, N = IdentifierOffsets.size(); I != N; ++I)<br>
     assert(IdentifierOffsets[I] && "Missing identifier offset?");<br>
 #endif<br>
-<br>
-  RecordData Record;<br>
-  Record.push_back(IDENTIFIER_OFFSET);<br>
-  Record.push_back(IdentifierOffsets.size());<br>
-  Record.push_back(FirstIdentID - NUM_PREDEF_IDENT_IDS);<br>
+<br>
+  RecordData::value_type Record[] = {IDENTIFIER_OFFSET,<br>
+                                     IdentifierOffsets.size(),<br>
+                                     FirstIdentID - NUM_PREDEF_IDENT_IDS};<br>
   Stream.EmitRecordWithBlob(IdentifierOffsetAbbrev, Record,<br>
                             bytes(IdentifierOffsets));<br>
<br>
@@ -3785,8 +3739,7 @@ uint64_t ASTWriter::WriteDeclContextVisi<br>
   GenerateNameLookupTable(DC, LookupTable);<br>
<br>
   // Write the lookup table<br>
-  RecordData Record;<br>
-  Record.push_back(DECL_CONTEXT_VISIBLE);<br>
+  RecordData::value_type Record[] = {DECL_CONTEXT_VISIBLE};<br>
   Stream.EmitRecordWithBlob(DeclContextVisibleLookupAbbrev, Record,<br>
                             LookupTable);<br>
   ++NumVisibleDeclContexts;<br>
@@ -3817,16 +3770,13 @@ void ASTWriter::WriteDeclContextVisibleU<br>
     DC = cast<DeclContext>(Chain->getKeyDeclaration(cast<Decl>(DC)));<br>
<br>
   // Write the lookup table<br>
-  RecordData Record;<br>
-  Record.push_back(UPDATE_VISIBLE);<br>
-  Record.push_back(getDeclID(cast<Decl>(DC)));<br>
+  RecordData::value_type Record[] = {UPDATE_VISIBLE, getDeclID(cast<Decl>(DC))};<br>
   Stream.EmitRecordWithBlob(UpdateVisibleAbbrev, Record, LookupTable);<br>
 }<br>
<br>
 /// \brief Write an FP_PRAGMA_OPTIONS block for the given FPOptions.<br>
 void ASTWriter::WriteFPPragmaOptions(const FPOptions &Opts) {<br>
-  RecordData Record;<br>
-  Record.push_back(Opts.fp_contract);<br>
+  RecordData::value_type Record[] = {Opts.fp_contract};<br>
   Stream.EmitRecord(FP_PRAGMA_OPTIONS, Record);<br>
 }<br>
<br>
@@ -3883,14 +3833,12 @@ void ASTWriter::WriteObjCCategories() {<br>
   Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // # of entries<br>
   Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob));<br>
   unsigned AbbrevID = Stream.EmitAbbrev(Abbrev);<br>
-<br>
-  RecordData Record;<br>
-  Record.push_back(OBJC_CATEGORIES_MAP);<br>
-  Record.push_back(CategoriesMap.size());<br>
-  Stream.EmitRecordWithBlob(AbbrevID, Record,<br>
-                            reinterpret_cast<char*>(CategoriesMap.data()),<br>
+<br>
+  RecordData::value_type Record[] = {OBJC_CATEGORIES_MAP, CategoriesMap.size()};<br>
+  Stream.EmitRecordWithBlob(AbbrevID, Record,<br>
+                            reinterpret_cast<char *>(CategoriesMap.data()),<br>
                             CategoriesMap.size() * sizeof(ObjCCategoriesInfo));<br>
-<br>
+<br>
   // Emit the category lists.<br>
   Stream.EmitRecord(OBJC_CATEGORIES, Categories);<br>
 }<br>
@@ -3987,7 +3935,7 @@ void ASTWriter::AddPath(StringRef Path,<br>
   AddString(FilePath, Record);<br>
 }<br>
<br>
-void ASTWriter::EmitRecordWithPath(unsigned Abbrev, RecordDataImpl &Record,<br>
+void ASTWriter::EmitRecordWithPath(unsigned Abbrev, RecordDataRef Record,<br>
                                    StringRef Path) {<br>
   SmallString<128> FilePath(Path);<br>
   PreparePathForOutput(FilePath);<br>
@@ -4250,14 +4198,14 @@ void ASTWriter::WriteASTCore(Sema &SemaR<br>
   WriteControlBlock(PP, Context, isysroot, OutputFile);<br>
<br>
   // Write the remaining AST contents.<br>
-  RecordData Record;<br>
   Stream.EnterSubblock(AST_BLOCK_ID, 5);<br>
<br>
   // This is so that older clang versions, before the introduction<br>
   // of the control block, can read and reject the newer PCH format.<br>
-  Record.clear();<br>
-  Record.push_back(VERSION_MAJOR);<br>
-  Stream.EmitRecord(METADATA_OLD_FORMAT, Record);<br>
+  {<br>
+    RecordData Record = {VERSION_MAJOR};<br>
+    Stream.EmitRecord(METADATA_OLD_FORMAT, Record);<br>
+  }<br>
<br>
   // Create a lexical update block containing all of the declarations in the<br>
   // translation unit that do not come from other AST files.<br>
@@ -4274,11 +4222,12 @@ void ASTWriter::WriteASTCore(Sema &SemaR<br>
   Abv->Add(llvm::BitCodeAbbrevOp(TU_UPDATE_LEXICAL));<br>
   Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Blob));<br>
   unsigned TuUpdateLexicalAbbrev = Stream.EmitAbbrev(Abv);<br>
-  Record.clear();<br>
-  Record.push_back(TU_UPDATE_LEXICAL);<br>
-  Stream.EmitRecordWithBlob(TuUpdateLexicalAbbrev, Record,<br>
-                            bytes(NewGlobalKindDeclPairs));<br>
-<br>
+  {<br>
+    RecordData::value_type Record[] = {TU_UPDATE_LEXICAL};<br>
+    Stream.EmitRecordWithBlob(TuUpdateLexicalAbbrev, Record,<br>
+                              bytes(NewGlobalKindDeclPairs));<br>
+  }<br>
+<br>
   // And a visible updates block for the translation unit.<br>
   Abv = new llvm::BitCodeAbbrev();<br>
   Abv->Add(llvm::BitCodeAbbrevOp(UPDATE_VISIBLE));<br>
@@ -4408,8 +4357,7 @@ void ASTWriter::WriteASTCore(Sema &SemaR<br>
         writeBaseIDOrNone(M->BaseTypeIndex, M->LocalNumTypes);<br>
       }<br>
     }<br>
-    Record.clear();<br>
-    Record.push_back(MODULE_OFFSET_MAP);<br>
+    RecordData::value_type Record[] = {MODULE_OFFSET_MAP};<br>
     Stream.EmitRecordWithBlob(ModuleOffsetMapAbbrev, Record,<br>
                               Buffer.data(), Buffer.size());<br>
   }<br>
@@ -4573,11 +4521,8 @@ void ASTWriter::WriteASTCore(Sema &SemaR<br>
     WriteOptimizePragmaOptions(SemaRef);<br>
<br>
   // Some simple statistics<br>
-  Record.clear();<br>
-  Record.push_back(NumStatements);<br>
-  Record.push_back(NumMacros);<br>
-  Record.push_back(NumLexicalDeclContexts);<br>
-  Record.push_back(NumVisibleDeclContexts);<br>
+  RecordData::value_type Record[] = {<br>
+      NumStatements, NumMacros, NumLexicalDeclContexts, NumVisibleDeclContexts};<br>
   Stream.EmitRecord(STATISTICS, Record);<br>
   Stream.ExitBlock();<br>
 }<br>
<br>
Modified: cfe/trunk/lib/Serialization/GlobalModuleIndex.cpp<br>
URL: <a href="http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Serialization/GlobalModuleIndex.cpp?rev=247233&r1=247232&r2=247233&view=diff" rel="noreferrer" target="_blank">http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Serialization/GlobalModuleIndex.cpp?rev=247233&r1=247232&r2=247233&view=diff</a><br>
==============================================================================<br>
--- cfe/trunk/lib/Serialization/GlobalModuleIndex.cpp (original)<br>
+++ cfe/trunk/lib/Serialization/GlobalModuleIndex.cpp Wed Sep  9 20:46:39 2015<br>
@@ -757,9 +757,7 @@ void GlobalModuleIndexBuilder::writeInde<br>
     unsigned IDTableAbbrev = Stream.EmitAbbrev(Abbrev);<br>
<br>
     // Write the identifier table<br>
-    Record.clear();<br>
-    Record.push_back(IDENTIFIER_INDEX);<br>
-    Record.push_back(BucketOffset);<br>
+    uint64_t Record[] = {IDENTIFIER_INDEX, BucketOffset};<br>
     Stream.EmitRecordWithBlob(IDTableAbbrev, Record, IdentifierTable);<br>
   }<br>
<br>
<br>
<br>
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</blockquote></div><br></div></div>