Imported Upstream version 5.18.0.246

Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833

external/llvm/test/TableGen/lisp.td

@@ -0,0 +1,36 @@
+// RUN: llvm-tblgen %s
+
+// CHECK:      def One {
+// CHECK-NEXT:   list<string> names = ["Jeffrey Sinclair"];
+// CHECK-NEXT:   string element = "Jeffrey Sinclair";
+// CHECK-NEXT:   list<string> rest = [];
+// CHECK-NEXT:   int null = 1;
+// CHECK-NEXT:   string NAME = ?;
+// CHECK-NEXT: }
+// CHECK-NEXT: def Three {
+// CHECK-NEXT:   list<string> names = ["Tom", "Dick", "Harry"];
+// CHECK-NEXT:   string element = "Tom";
+// CHECK-NEXT:   list<string> rest = ["Dick", "Harry"];
+// CHECK-NEXT:   int null = 0;
+// CHECK-NEXT:   string NAME = ?;
+// CHECK-NEXT: }
+
+class List<list<string> n> {
+  list<string> names = n;
+}
+
+class CAR<string e> {
+  string element = e;
+}
+
+class CDR<list<string> r, int n> {
+  list<string> rest = r;
+  int null = n;
+}
+
+class NameList<list<string> Names> :
+  List<Names>, CAR<!head(Names)>, CDR<!tail(Names), !empty(!tail(Names))>;
+
+def Three : NameList<["Tom", "Dick", "Harry"]>;
+
+def One : NameList<["Jeffrey Sinclair"]>;