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Issue 2652303002: [deoptimizer] Preserve double bit patterns correctly. (Closed)
Patch Set: Created 3 years, 11 months ago
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1 // Copyright 2017 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 // Flags: --allow-natives-syntax
6
7 function foo() {
8 var a = [1, 2.3, /*hole*/, 4.2];
9 %_DeoptimizeNow();
10 return a[2];
11 }
12 assertSame(undefined, foo());
13 assertSame(undefined, foo());
14 %OptimizeFunctionOnNextCall(foo)
15 assertSame(undefined, foo());
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