diff --git a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
--- a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
+++ b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
@@ -1623,7 +1623,7 @@
 
   EraseTerminatorAndDCECond(BI);
   if (DTU)
-    DTU->applyUpdates(Updates);
+    DTU->applyUpdatesPermissive(Updates);
   return Changed;
 }