Remove an entry from ValueMap before removing elements.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80247 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/VMCore/Metadata.cpp b/lib/VMCore/Metadata.cpp
index 208e1bcedccfb9a6e0b2f75e52f5fbb3cb7161e7..60ec1c5c6cab437dc51250e0911036d8ac198b05 100644 (file)
--- a/lib/VMCore/Metadata.cpp
+++ b/lib/VMCore/Metadata.cpp
@@ -101,8 +101,8 @@ static std::vector<Value*> getValType(MDNode *N) {
 }
 
 MDNode::~MDNode() {
-  dropAllReferences();
   getType()->getContext().pImpl->MDNodes.remove(this);
+  dropAllReferences();
 }
 
 //===----------------------------------------------------------------------===//