Reapply 109303.
llvm-svn: 109507
diff --git a/clang/lib/CodeGen/CGDebugInfo.h b/clang/lib/CodeGen/CGDebugInfo.h
index fdfd3dc..fc296ac 100644
--- a/clang/lib/CodeGen/CGDebugInfo.h
+++ b/clang/lib/CodeGen/CGDebugInfo.h
@@ -70,6 +70,7 @@
/// DebugInfoNames - This is a storage for names that are
/// constructed on demand. For example, C++ destructors, C++ operators etc..
llvm::BumpPtrAllocator DebugInfoNames;
+ llvm::StringRef CWDName;
llvm::DenseMap<const char *, llvm::WeakVH> DIFileCache;
llvm::DenseMap<const FunctionDecl *, llvm::WeakVH> SPCache;
@@ -198,6 +199,13 @@
llvm::DIDescriptor getContextDescriptor(const Decl *Decl,
llvm::DIDescriptor &CU);
+ /// getCompDirname - AT_comp_dir is empty if filename is absulte otherwise
+ /// it points to compilation directory.
+ llvm::StringRef getCompDirname(llvm::StringRef Filename);
+
+ /// getCurrentDirname - Return current directory name.
+ llvm::StringRef getCurrentDirname();
+
/// CreateCompileUnit - Create new compile unit.
void CreateCompileUnit();