diff --git a/llvm/lib/CodeGen/MachineCopyPropagation.cpp b/llvm/lib/CodeGen/MachineCopyPropagation.cpp
index e9b3e96218f79..460749a739c76 100644
--- a/llvm/lib/CodeGen/MachineCopyPropagation.cpp
+++ b/llvm/lib/CodeGen/MachineCopyPropagation.cpp
@@ -459,8 +459,6 @@ class MachineCopyPropagation {
   bool UseCopyInstr;
 
 public:
-  static char ID; // Pass identification, replacement for typeid
-
   MachineCopyPropagation(bool CopyInstr = false)
       : UseCopyInstr(CopyInstr || MCPUseCopyInstr) {}