test: async iife in repl

PR-URL: https://github.com/nodejs/node/pull/44878
Fixes: https://github.com/nodejs/node/issues/38685
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>

test/parallel/test-repl-async-iife.js

@@ -0,0 +1,10 @@
+'use strict';
+require('../common');
+
+// Note: This test ensures that async IIFE doesn't crash
+// Ref: https://github.com/nodejs/node/issues/38685
+
+const repl = require('repl').start({ terminal: true });
+
+repl.write('(async() => { })()\n');
+repl.write('.exit\n');