1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CodeGen/AsmPrinter/DIEHash.h b/lib/CodeGen/AsmPrinter/DIEHash.h
index b792aeab6ce..d0bf34c492a 100644
--- a/lib/CodeGen/AsmPrinter/DIEHash.h
+++ b/lib/CodeGen/AsmPrinter/DIEHash.h
@@ -19,7 +19,7 @@ class CompileUnit;
 
 /// \brief An object containing the capability of hashing and adding hash
 /// attributes onto a DIE.
-class DIEHash {
+class LLVM_LIBRARY_VISIBILITY DIEHash {
   // The entry for a particular attribute.
   struct AttrEntry {
     const DIEValue *Val;