v8/test/mjsunit/compiler/regress-1067544.js
Georg Neis 7cd01ed3c1 [turbofan] Fix bug in reduction of typed array iteration
Typed array iteration throws a TypeError if the receiver is not
a typed array. The JSCallReducer didn't take that into account.

Bug: chromium:1067544
Change-Id: Ib065ba1b7881dc0b62242fc416fa16023a7fa244
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2135632
Reviewed-by: Maya Lekova <mslekova@chromium.org>
Commit-Queue: Georg Neis <neis@chromium.org>
Auto-Submit: Georg Neis <neis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#67010}
2020-04-06 13:18:10 +00:00

17 lines
438 B
JavaScript

// Copyright 2020 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
const v = [];
function foo() {
Int8Array.prototype.values.call([v]);
}
%PrepareFunctionForOptimization(foo);
assertThrows(foo, TypeError);
assertThrows(foo, TypeError);
%OptimizeFunctionOnNextCall(foo);
assertThrows(foo, TypeError);