diff --git a/llvm/include/llvm/CodeGen/VLIWMachineScheduler.h b/llvm/include/llvm/CodeGen/VLIWMachineScheduler.h
--- a/llvm/include/llvm/CodeGen/VLIWMachineScheduler.h
+++ b/llvm/include/llvm/CodeGen/VLIWMachineScheduler.h
@@ -151,6 +151,8 @@
           Pending(ID << ConvergingVLIWScheduler::LogMaxQID, Name + ".P") {}
 
     ~VLIWSchedBoundary();
+    VLIWSchedBoundary &operator=(const VLIWSchedBoundary &other) = delete;
+    VLIWSchedBoundary(const VLIWSchedBoundary &other) = delete;
 
     void init(VLIWMachineScheduler *dag, const TargetSchedModel *smodel) {
       DAG = dag;