From 62288edde26ff4af9fc079c979a0e1bdc577ce9d Mon Sep 17 00:00:00 2001
From: Argyrios Kyrtzidis <akyrtzi@gmail.com>
Date: Wed, 10 Oct 2012 02:12:47 +0000
Subject: When indexing a module file, for the ppIncludedFile callback give an
 invalid location if the location points to the synthetic buffer for the
 module input.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@165592 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/clang/Frontend/ASTUnit.h        |  4 ++++
 include/clang/Serialization/ASTReader.h | 19 ++++++++++++-------
 2 files changed, 16 insertions(+), 7 deletions(-)

(limited to 'include')

diff --git a/include/clang/Frontend/ASTUnit.h b/include/clang/Frontend/ASTUnit.h
index cadf2810b9..d1e0edbeab 100644
--- a/include/clang/Frontend/ASTUnit.h
+++ b/include/clang/Frontend/ASTUnit.h
@@ -626,6 +626,10 @@ public:
   /// \brief Get the PCH file if one was included.
   const FileEntry *getPCHFile();
 
+  /// \brief Returns true if the ASTUnit was constructed from a serialized
+  /// module file.
+  bool isModuleFile();
+
   llvm::MemoryBuffer *getBufferForFile(StringRef Filename,
                                        std::string *ErrorStr = 0);
 
diff --git a/include/clang/Serialization/ASTReader.h b/include/clang/Serialization/ASTReader.h
index a5fb396a50..c7e3bb8ba9 100644
--- a/include/clang/Serialization/ASTReader.h
+++ b/include/clang/Serialization/ASTReader.h
@@ -105,14 +105,16 @@ public:
   /// \brief Receives the language options.
   ///
   /// \returns true to indicate the options are invalid or false otherwise.
-  virtual bool ReadLanguageOptions(const LangOptions &LangOpts) {
+  virtual bool ReadLanguageOptions(const serialization::ModuleFile &M,
+                                   const LangOptions &LangOpts) {
     return false;
   }
 
   /// \brief Receives the target triple.
   ///
   /// \returns true to indicate the target triple is invalid or false otherwise.
-  virtual bool ReadTargetTriple(StringRef Triple) {
+  virtual bool ReadTargetTriple(const serialization::ModuleFile &M,
+                                StringRef Triple) {
     return false;
   }
 
@@ -138,7 +140,8 @@ public:
   virtual void ReadHeaderFileInfo(const HeaderFileInfo &HFI, unsigned ID) {}
 
   /// \brief Receives __COUNTER__ value.
-  virtual void ReadCounter(unsigned Value) {}
+  virtual void ReadCounter(const serialization::ModuleFile &M,
+                           unsigned Value) {}
 };
 
 /// \brief ASTReaderListener implementation to validate the information of
@@ -153,14 +156,16 @@ public:
   PCHValidator(Preprocessor &PP, ASTReader &Reader)
     : PP(PP), Reader(Reader), NumHeaderInfos(0) {}
 
-  virtual bool ReadLanguageOptions(const LangOptions &LangOpts);
-  virtual bool ReadTargetTriple(StringRef Triple);
+  virtual bool ReadLanguageOptions(const serialization::ModuleFile &M,
+                                   const LangOptions &LangOpts);
+  virtual bool ReadTargetTriple(const serialization::ModuleFile &M,
+                                StringRef Triple);
   virtual bool ReadPredefinesBuffer(const PCHPredefinesBlocks &Buffers,
                                     StringRef OriginalFileName,
                                     std::string &SuggestedPredefines,
                                     FileManager &FileMgr);
   virtual void ReadHeaderFileInfo(const HeaderFileInfo &HFI, unsigned ID);
-  virtual void ReadCounter(unsigned Value);
+  virtual void ReadCounter(const serialization::ModuleFile &M, unsigned Value);
 
 private:
   void Error(const char *Msg);
@@ -834,7 +839,7 @@ private:
   llvm::BitstreamCursor &SLocCursorForID(int ID);
   SourceLocation getImportLocation(ModuleFile *F);
   ASTReadResult ReadSubmoduleBlock(ModuleFile &F);
-  bool ParseLanguageOptions(const RecordData &Record);
+  bool ParseLanguageOptions(const ModuleFile &M, const RecordData &Record);
   
   struct RecordLocation {
     RecordLocation(ModuleFile *M, uint64_t O)
-- 
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