1 files changed, 6 insertions, 0 deletions
diff --git a/include/llvm/LLVMContext.h b/include/llvm/LLVMContext.h
index 6d36d5e..ea7f4a2 100644
--- a/include/llvm/LLVMContext.h
+++ b/include/llvm/LLVMContext.h
@@ -36,6 +36,12 @@ public:
   LLVMContext();
   ~LLVMContext();
   
+  // Pinned metadata names, which always have the same value.  This is a
+  // compile-time performance optimization, not a correctness optimization.
+  enum {
+    MD_dbg = 1   // "dbg" -> 1.
+  };
+  
   /// getMDKindID - Return a unique non-zero ID for the specified metadata kind.
   /// This ID is uniqued across modules in the current LLVMContext.
   unsigned getMDKindID(StringRef Name) const;