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-rw-r--r--include/llvm/Metadata.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/llvm/Metadata.h b/include/llvm/Metadata.h
index 59b4b26196..9466a5791c 100644
--- a/include/llvm/Metadata.h
+++ b/include/llvm/Metadata.h
@@ -36,6 +36,7 @@ template<typename ValueSubClass, typename ItemParentClass>
/// These are used to efficiently contain a byte sequence for metadata.
/// MDString is always unnamed.
class MDString : public Value {
+ virtual void anchor();
MDString(const MDString &); // DO NOT IMPLEMENT
StringRef Str;