1 files changed, 29 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/function/param-dflt-yield-non-strict.js b/js/src/tests/test262/language/expressions/function/param-dflt-yield-non-strict.js
new file mode 100644
index 0000000000..2b47209a5e
--- /dev/null
+++ b/js/src/tests/test262/language/expressions/function/param-dflt-yield-non-strict.js
@@ -0,0 +1,29 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-function-definitions
+es6id: 14.1
+description: >
+  The `yield` token is interpreted as an IdentifierReference within a generator
+  and outside of strict mode
+info: |
+  FunctionExpression :
+    function BindingIdentifieropt ( FormalParameters ) { FunctionBody }
+features: [generators, default-parameters]
+flags: [noStrict]
+---*/
+
+var yield = 23;
+var paramValue;
+
+function *g() {
+  (function(x = yield) {
+    paramValue = x;
+  }());
+}
+
+g().next();
+
+assert.sameValue(paramValue, 23);
+
+reportCompare(0, 0);