1 files changed, 8 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.h b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.h
index bd1d304b71d..baf87323178 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.h
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.h
@@ -353,6 +353,9 @@ class DwarfDebug : public AsmPrinterHandler {
   /// of in DwarfCompileUnit.
   DenseMap<const MDNode *, DIE *> MDTypeNodeToDieMap;
 
+  // Used to unique C++ member function declarations.
+  StringMap<const MDNode *> OdrMemberMap;
+
   // Stores the current file ID for a given compile unit.
   DenseMap<unsigned, unsigned> FileIDCUMap;
   // Source id map, i.e. CUID, source filename and directory,
@@ -702,6 +705,11 @@ public:
     return MDTypeNodeToDieMap.lookup(TypeMD);
   }
 
+  /// \brief Look up or create an entry in the OdrMemberMap.
+  const MDNode *&getOrCreateOdrMember(StringRef Key) {
+    return OdrMemberMap.GetOrCreateValue(Key).getValue();
+  }
+
   /// \brief Emit all Dwarf sections that should come prior to the
   /// content.
   void beginModule();