1 files changed, 23 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/conditional/in-condition.js b/js/src/tests/test262/language/expressions/conditional/in-condition.js
new file mode 100644
index 0000000000..5cbb70c50d
--- /dev/null
+++ b/js/src/tests/test262/language/expressions/conditional/in-condition.js
@@ -0,0 +1,23 @@
+// |reftest| error:SyntaxError
+// 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-conditional-operator
+es6id: 12.13
+description: >
+  The expression's LogicalORExpression sub-expression cannot include the `in`
+  keyword in contexts where it is disallowed.
+info: |
+  Syntax
+
+  ConditionalExpression[In, Yield] :
+    LogicalORExpression[?In, ?Yield]
+    LogicalORExpression[?In, ?Yield] ? AssignmentExpression[+In, ?Yield] : AssignmentExpression[?In, ?Yield]
+negative:
+  phase: parse
+  type: SyntaxError
+---*/
+
+$DONOTEVALUATE();
+
+for ('' in {} ? 0 : 0; false; ) ;