diff --git a/lib/VMCore/Metadata.cpp b/lib/VMCore/Metadata.cpp
index 46363eed525..d5f6aa92bdb 100644
--- a/lib/VMCore/Metadata.cpp
+++ b/lib/VMCore/Metadata.cpp
@@ -553,7 +553,6 @@ getAllMetadataOtherThanDebugLocImpl(SmallVectorImpl<std::pair<unsigned,
   const LLVMContextImpl::MDMapTy &Info =
     getContext().pImpl->MetadataStore.find(this)->second;
   assert(!Info.empty() && "Shouldn't have called this");
-  Result.reserve(Info.size());
   Result.append(Info.begin(), Info.end());
 
   // Sort the resulting array so it is stable.