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diff --git a/js/src/tests/test262/language/expressions/compound-assignment/S11.13.2_A7.3_T2.js b/js/src/tests/test262/language/expressions/compound-assignment/S11.13.2_A7.3_T2.js
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index 0000000000..81eefd06c1
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+// Copyright (C) 2015 André Bargull. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: Compound Assignment Operator evaluates its operands from left to right.
+description: >
+ The left-hand side expression is evaluated before the right-hand side.
+ Left-hand side expression is MemberExpression: base[prop]. base is the
+ undefined value.
+ Check operator is "x %= y".
+---*/
+
+function DummyError() { }
+
+assert.throws(DummyError, function() {
+ var base = undefined;
+ var prop = function() {
+ throw new DummyError();
+ };
+ var expr = function() {
+ throw new Test262Error("right-hand side expression evaluated");
+ };
+
+ base[prop()] %= expr();
+});
+
+assert.throws(TypeError, function() {
+ var base = undefined;
+ var prop = {
+ toString: function() {
+ throw new Test262Error("property key evaluated");
+ }
+ };
+ var expr = function() {
+ throw new Test262Error("right-hand side expression evaluated");
+ };
+
+ base[prop] %= expr();
+});
+
+reportCompare(0, 0);