diff options
Diffstat (limited to 'lib/Serialization/ASTWriter.cpp')
-rw-r--r-- | lib/Serialization/ASTWriter.cpp | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/lib/Serialization/ASTWriter.cpp b/lib/Serialization/ASTWriter.cpp index e9e64c2a66..524bc2dae7 100644 --- a/lib/Serialization/ASTWriter.cpp +++ b/lib/Serialization/ASTWriter.cpp @@ -35,6 +35,7 @@ #include "clang/Basic/FileSystemOptions.h" #include "clang/Basic/LLVM.h" #include "clang/Basic/LangOptions.h" +#include "clang/Basic/MemoryBufferCache.h" #include "clang/Basic/Module.h" #include "clang/Basic/ObjCRuntime.h" #include "clang/Basic/SourceManager.h" @@ -4304,10 +4305,11 @@ void ASTWriter::SetSelectorOffset(Selector Sel, uint32_t Offset) { } ASTWriter::ASTWriter(llvm::BitstreamWriter &Stream, - SmallVectorImpl<char> &Buffer, + SmallVectorImpl<char> &Buffer, MemoryBufferCache &PCMCache, ArrayRef<std::shared_ptr<ModuleFileExtension>> Extensions, bool IncludeTimestamps) - : Stream(Stream), Buffer(Buffer), IncludeTimestamps(IncludeTimestamps) { + : Stream(Stream), Buffer(Buffer), PCMCache(PCMCache), + IncludeTimestamps(IncludeTimestamps) { for (const auto &Ext : Extensions) { if (auto Writer = Ext->createExtensionWriter(*this)) ModuleFileExtensionWriters.push_back(std::move(Writer)); @@ -4354,6 +4356,12 @@ ASTFileSignature ASTWriter::WriteAST(Sema &SemaRef, this->BaseDirectory.clear(); WritingAST = false; + if (SemaRef.Context.getLangOpts().ImplicitModules && WritingModule) { + // Construct MemoryBuffer and update buffer manager. + PCMCache.addBuffer(OutputFile, + llvm::MemoryBuffer::getMemBufferCopy( + StringRef(Buffer.begin(), Buffer.size()))); + } return Signature; } |