From c86b984ea8ecb3e944dc3de48539f4c1f65851ea Mon Sep 17 00:00:00 2001
From: dim <dim@FreeBSD.org>
Date: Sun, 18 Jan 2015 16:23:48 +0000
Subject: Vendor import of clang RELEASE_360/rc1 tag r226102 (effectively,
 3.6.0 RC1): https://llvm.org/svn/llvm-project/cfe/tags/RELEASE_360/rc1@226102

---
 include/clang/Serialization/ModuleManager.h | 23 +++++++++++++++++------
 1 file changed, 17 insertions(+), 6 deletions(-)

(limited to 'include/clang/Serialization/ModuleManager.h')

diff --git a/include/clang/Serialization/ModuleManager.h b/include/clang/Serialization/ModuleManager.h
index 3259902..3d10fad 100644
--- a/include/clang/Serialization/ModuleManager.h
+++ b/include/clang/Serialization/ModuleManager.h
@@ -12,8 +12,8 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef LLVM_CLANG_SERIALIZATION_MODULE_MANAGER_H
-#define LLVM_CLANG_SERIALIZATION_MODULE_MANAGER_H
+#ifndef LLVM_CLANG_SERIALIZATION_MODULEMANAGER_H
+#define LLVM_CLANG_SERIALIZATION_MODULEMANAGER_H
 
 #include "clang/Basic/FileManager.h"
 #include "clang/Serialization/Module.h"
@@ -41,7 +41,8 @@ class ModuleManager {
   FileManager &FileMgr;
   
   /// \brief A lookup of in-memory (virtual file) buffers
-  llvm::DenseMap<const FileEntry *, llvm::MemoryBuffer *> InMemoryBuffers;
+  llvm::DenseMap<const FileEntry *, std::unique_ptr<llvm::MemoryBuffer>>
+      InMemoryBuffers;
 
   /// \brief The visitation order.
   SmallVector<ModuleFile *, 4> VisitOrder;
@@ -141,7 +142,7 @@ public:
   ModuleFile *lookup(const FileEntry *File);
 
   /// \brief Returns the in-memory (virtual file) buffer with the given name
-  llvm::MemoryBuffer *lookupBuffer(StringRef Name);
+  std::unique_ptr<llvm::MemoryBuffer> lookupBuffer(StringRef Name);
   
   /// \brief Number of modules loaded
   unsigned size() const { return Chain.size(); }
@@ -178,6 +179,12 @@ public:
   /// \param ExpectedModTime The expected modification time of the module
   /// file, used for validation. This will be zero if unknown.
   ///
+  /// \param ExpectedSignature The expected signature of the module file, used
+  /// for validation. This will be zero if unknown.
+  ///
+  /// \param ReadSignature Reads the signature from an AST file without actually
+  /// loading it.
+  ///
   /// \param Module A pointer to the module file if the module was successfully
   /// loaded.
   ///
@@ -190,6 +197,9 @@ public:
                             SourceLocation ImportLoc,
                             ModuleFile *ImportedBy, unsigned Generation,
                             off_t ExpectedSize, time_t ExpectedModTime,
+                            ASTFileSignature ExpectedSignature,
+                            std::function<ASTFileSignature(llvm::BitstreamReader &)>
+                                ReadSignature,
                             ModuleFile *&Module,
                             std::string &ErrorStr);
 
@@ -199,7 +209,8 @@ public:
                      ModuleMap *modMap);
 
   /// \brief Add an in-memory buffer the list of known buffers
-  void addInMemoryBuffer(StringRef FileName, llvm::MemoryBuffer *Buffer);
+  void addInMemoryBuffer(StringRef FileName,
+                         std::unique_ptr<llvm::MemoryBuffer> Buffer);
 
   /// \brief Set the global module index.
   void setGlobalIndex(GlobalModuleIndex *Index);
@@ -232,7 +243,7 @@ public:
   /// Any module that is known to both the global module index and the module
   /// manager that is *not* in this set can be skipped.
   void visit(bool (*Visitor)(ModuleFile &M, void *UserData), void *UserData,
-             llvm::SmallPtrSet<ModuleFile *, 4> *ModuleFilesHit = nullptr);
+             llvm::SmallPtrSetImpl<ModuleFile *> *ModuleFilesHit = nullptr);
   
   /// \brief Visit each of the modules with a depth-first traversal.
   ///
-- 
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