diff --git a/lib/Transforms/IPO/Internalize.cpp b/lib/Transforms/IPO/Internalize.cpp
index 8b7253ed758..7cb1d18f933 100644
--- a/lib/Transforms/IPO/Internalize.cpp
+++ b/lib/Transforms/IPO/Internalize.cpp
@@ -146,9 +146,6 @@ bool InternalizePass::runOnModule(Module &M) {
 
   // Never internalize anchors used by the machine module info, else the info
   // won't find them.  (see MachineModuleInfo.)
-  ExternalNames.insert("llvm.dbg.compile_units");
-  ExternalNames.insert("llvm.dbg.global_variables");
-  ExternalNames.insert("llvm.dbg.subprograms");
   ExternalNames.insert("llvm.global_ctors");
   ExternalNames.insert("llvm.global_dtors");
   ExternalNames.insert("llvm.noinline");