ab9cd1ab6f
This issue was fixed in https://chromium-review.googlesource.com/c/v8/v8/+/1873692 Bug: chromium:1016450 Change-Id: I56e1c504ae6876283568a88a9aa7d24af3ba6474 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1876057 Commit-Queue: Nico Hartmann <nicohartmann@chromium.org> Auto-Submit: Nico Hartmann <nicohartmann@chromium.org> Reviewed-by: Jakob Gruber <jgruber@chromium.org> Reviewed-by: Georg Neis <neis@chromium.org> Cr-Commit-Position: refs/heads/master@{#64738}
30 lines
679 B
JavaScript
30 lines
679 B
JavaScript
// Copyright 2019 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --allow-natives-syntax --opt --no-always-opt
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let g = 0;
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function f(x) {
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let y = BigInt.asUintN(64, 15n);
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// Introduce a side effect to force the construction of a FrameState that
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// captures the value of y.
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g = 42;
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try {
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return x + y;
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} catch(_) {
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return y;
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}
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}
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%PrepareFunctionForOptimization(f);
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assertEquals(16n, f(1n));
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assertEquals(17n, f(2n));
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%OptimizeFunctionOnNextCall(f);
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assertEquals(16n, f(1n));
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assertOptimized(f);
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assertEquals(15n, f(0));
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assertUnoptimized(f);
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