1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Bitcode/Writer/ValueEnumerator.h b/lib/Bitcode/Writer/ValueEnumerator.h
index d1ca15f45d0..f208eb34079 100644
--- a/lib/Bitcode/Writer/ValueEnumerator.h
+++ b/lib/Bitcode/Writer/ValueEnumerator.h
@@ -34,7 +34,7 @@ class ValueSymbolTable;
 class MDSymbolTable;
 class raw_ostream;
 
-class ValueEnumerator {
+class LLVM_LIBRARY_VISIBILITY ValueEnumerator {
 public:
   typedef std::vector<Type*> TypeList;