jerryscript/tests/jerry/es2015/regression-test-issue-3106.js
Robert Fancsik 436fcbb4b7 Fix [[Delete]] operation for fast arrays. (#3115)
When popping the last element from a fast array the underlying buffer must be released.
This patch fixes #3106.

JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
2019-09-16 12:54:16 +02:00

27 lines
851 B
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 symbol = Symbol();
var arr = [{}];
with (arr.pop()){
arr.push(symbol.valueOf());
}
try {
arr.length = String.fromCharCode(Object.freeze(arr));
assert(false);
} catch (e) {
assert(e instanceof TypeError);
}