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Issue 2041103007: [es6] Fix prototype chain walk for instanceof. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 6 months ago
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1 // Copyright 2016 the V8 project authors. All rights reserved. 1 // Copyright 2016 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 // Flags: --allow-natives-syntax 5 // Flags: --allow-natives-syntax
6 6
7 function foo(x) { 7 function foo(x) {
8 var s = Math.floor(x / 3600); 8 return x instanceof Proxy;
9 Math.floor(s);
10 return s % 24;
11 } 9 }
12 10
13 foo(12345678); 11 assertFalse(foo({}));
14 foo(12345678); 12 assertFalse(foo({}));
15 %OptimizeFunctionOnNextCall(foo); 13 %OptimizeFunctionOnNextCall(foo);
16 foo(12345678); 14 assertFalse(foo({}));
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