test262-automation 7298a38552 [v8-test262-automation] Updated curation log with latest revision sha's from export and changed files.
sourceRevisionAtLastExport: 33f2fb0e53d135f0ee17cfccd9d993eb2a6f47de targetRevisionAtLastExport: 31340cbd9add103f586d501b0c3354b7b182abc0
2018-09-14 12:32:18 -04:00

33 lines
872 B
JavaScript

// 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 --opt
// Intended to test bug [882233] on TF inlined (js-call-reducer) path.
function shift_array() {
let array = [];
Object.defineProperty(array, 'length', {writable : false});
return array.shift();
}
assertThrows(shift_array);
assertThrows(shift_array);
%OptimizeFunctionOnNextCall(shift_array);
assertThrows(shift_array);
assertOptimized(shift_array);
function shift_object() {
let object = { length: 0 };
Object.defineProperty(object, 'length', {writable : false});
return object.shift();
}
assertThrows(shift_object);
assertThrows(shift_object);
%OptimizeFunctionOnNextCall(shift_object);
assertThrows(shift_object);
assertOptimized(shift_object);