diff --git a/test/TableGen/TreeNames.td b/test/TableGen/TreeNames.td
new file mode 100644
index 00000000000..05a3298adb7
--- /dev/null
+++ b/test/TableGen/TreeNames.td
@@ -0,0 +1,17 @@
+// This tests to make sure we can parse tree patterns with names.
+// RUN: tblgen %s
+
+class TreeNode;
+class RegisterClass;
+
+def set  : TreeNode;
+def plus : TreeNode;
+def imm  : TreeNode;
+def R32  : RegisterClass;
+
+class Inst<dag T> {
+  dag Pattern = T;
+}
+
+def ADDrr32 : Inst<(set R32, (plus R32:$A, R32:$def))>;
+