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+// Copyright 2018 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --allow-natives-syntax
+
+
+(function TestPrototypeSetter1() {
+ Object.defineProperty(Array.prototype, 3, {set() {throw 666}})
+ Object.defineProperty(Array.prototype, 4, {set() {throw 666}})
+
+ function f() {
+ return ['a', ...['b', 'c', 'd'], 'e']
+ }
+
+ assertArrayEquals(['a', 'b', 'c', 'd', 'e'], f());
+ %OptimizeFunctionOnNextCall(f);
+ assertArrayEquals(['a', 'b', 'c', 'd', 'e'], f());
+
+ delete Array.prototype[3];
+ delete Array.prototype[4];
+})();