diff --git a/lib/CodeGen/ShadowStackGC.cpp b/lib/CodeGen/ShadowStackGC.cpp
index 25a499b..26da05f 100644
--- a/lib/CodeGen/ShadowStackGC.cpp
+++ b/lib/CodeGen/ShadowStackGC.cpp
@@ -38,7 +38,7 @@
 
 namespace {
 
-  class VISIBILITY_HIDDEN ShadowStackGC : public GCStrategy {
+  class ShadowStackGC : public GCStrategy {
     /// RootChain - This is the global linked-list that contains the chain of GC
     /// roots.
     GlobalVariable *Head;
@@ -84,7 +84,7 @@
   ///
   /// It's wrapped up in a state machine using the same transform C# uses for
   /// 'yield return' enumerators, This transform allows it to be non-allocating.
-  class VISIBILITY_HIDDEN EscapeEnumerator {
+  class EscapeEnumerator {
     Function &F;
     const char *CleanupBBName;