test: add regression test for V8 parse error

Refs: #11480
PR-URL: #11483
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Myles Borins <myles.borins@gmail.com>

Author: targos

Diff for: test/parallel/test-regress-GH-11480.js

@@ -0,0 +1,14 @@
+'use strict';
+require('../common');
+const assert = require('assert');
+
+// https://github.com/nodejs/node/issues/11480
+// This code should not throw a SyntaxError.
+
+const a = 1;
+const b = 1;
+let c;
+
+((a + 1), {c} = b);
+
+assert.strictEqual(c, undefined);