diff --git a/utils/TableGen/CodeGenDAGPatterns.cpp b/utils/TableGen/CodeGenDAGPatterns.cpp
index 05bbc0a7fdb..e668468772c 100644
--- a/utils/TableGen/CodeGenDAGPatterns.cpp
+++ b/utils/TableGen/CodeGenDAGPatterns.cpp
@@ -2025,7 +2025,7 @@ void CodeGenDAGPatterns::ParsePatterns() {
           }
         }
         else {
-          ListTy - TArg->getType();
+          ListTy = TArg->getType();
         }
       }
       ListInit *LI = new ListInit(Values, new ListRecTy(ListTy));