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jerryscript/tests/jerry/es.next/regression-test-issue-3534.js
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Robert Fancsik 1712ad5dc4 Ensure that fast array objects are always extensible (#4557)
This patch helps to eliminate some extra checks from Array.prototype methods

JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
2021-02-03 16:17:50 +01:00

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JavaScript

// Copyright JS Foundation and other contributors, http://js.foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
var array = [5.1, Infinity]
Reflect.preventExtensions(array);
assert(array.pop() == Infinity);