v8/test/mjsunit/compiler/optimized-with.js
Ross McIlroy 31a3cfbc10 [Test] Add PrepareForOptimization to mjsunit/compiler
BUG=v8:8801

Change-Id: I9d9d9824c6c9ad0176bbfd3723da1b578b17c256
Reviewed-on: https://chromium-review.googlesource.com/c/1495555
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Cr-Commit-Position: refs/heads/master@{#60001}
2019-03-04 12:25:41 +00:00

25 lines
683 B
JavaScript

// Copyright 2017 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
// Test with-statements inside a try-catch block.
(() => {
function f(object) {
try {
with (object) { return x }
} catch(e) {
return e
}
}
%PrepareFunctionForOptimization(f);
assertEquals(23, f({ x:23 }));
assertEquals(42, f({ x:42 }));
assertInstanceof(f(null), TypeError);
assertInstanceof(f(undefined), TypeError);
%OptimizeFunctionOnNextCall(f);
assertInstanceof(f(null), TypeError);
assertInstanceof(f(undefined), TypeError);
})();