Index: lib/Linker/IRMover.cpp
===================================================================
--- lib/Linker/IRMover.cpp
+++ lib/Linker/IRMover.cpp
@@ -94,11 +94,6 @@
                                    SpeculativeDstOpaqueTypes.size());
     for (StructType *Ty : SpeculativeDstOpaqueTypes)
       DstResolvedOpaqueTypes.erase(Ty);
-  } else {
-    for (Type *Ty : SpeculativeTypes)
-      if (auto *STy = dyn_cast<StructType>(Ty))
-        if (STy->hasName())
-          STy->setName("");
   }
   SpeculativeTypes.clear();
   SpeculativeDstOpaqueTypes.clear();