v8/test/mjsunit/regress/regress-1141502.js
Jakob Gruber 3edf54337a [compiler] Rename --turboprop-dynamic-map-checks
... to --turbo-dynamic-map-checks. With the upcoming use in NCI code,
this feature is no longer used exclusively by Turboprop.

Bug: v8:8888
Change-Id: I61e01db086fd2e8566d2e2a09574be74b6e5a7bd
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2546693
Commit-Queue: Mythri Alle <mythria@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Auto-Submit: Jakob Gruber <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/master@{#71263}
2020-11-18 15:52:55 +00:00

22 lines
479 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 --no-lazy-feedback-allocation
// Flags: --turbo-dynamic-map-checks
function bar(a) {
return a.x;
}
function foo(a) {
return 1 * bar(a);
}
var obj = {x: 2};
%PrepareFunctionForOptimization(foo);
foo(obj, obj);
%OptimizeFunctionOnNextCall(foo);
assertThrows(() => foo());