Work around a dangling pointer dereference when enumerating NamedMDNodes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77675 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Bitcode/Writer/ValueEnumerator.cpp b/lib/Bitcode/Writer/ValueEnumerator.cpp
index cf4a876..7583bb9 100644
--- a/lib/Bitcode/Writer/ValueEnumerator.cpp
+++ b/lib/Bitcode/Writer/ValueEnumerator.cpp
@@ -227,6 +227,9 @@
       MetadataBase *M = *I;
       EnumerateValue(M);
     }
+    Values.push_back(std::make_pair(V, 1U));
+    ValueMap[V] = Values.size();
+    return;
   }
 
   // Add the value.