05f3b27cdd
This is a reland of ec6da23bfe
Original change's description:
> [flags] Remove some dead Crankshaft flags.
>
> R=bmeurer@chromium.org
> BUG=v8:6408
>
> Change-Id: I34abbcdc2fc47df44938bac0e59f9982c935c657
> Reviewed-on: https://chromium-review.googlesource.com/569963
> Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
> Commit-Queue: Michael Starzinger <mstarzinger@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#46631}
Bug: v8:6408
Change-Id: I8a856e25d56e27bccb79588b2e5ee4369d7c5fe5
Reviewed-on: https://chromium-review.googlesource.com/570050
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Michael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#46637}
38 lines
817 B
JavaScript
38 lines
817 B
JavaScript
// Copyright 2016 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
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var zero = 0;
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(function ConstantFoldZeroDivZero() {
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function f() {
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return 0 / zero;
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}
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assertTrue(isNaN(f()));
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assertTrue(isNaN(f()));
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%OptimizeFunctionOnNextCall(f);
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assertTrue(isNaN(f()));
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})();
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(function ConstantFoldMinusZeroDivZero() {
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function f() {
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return -0 / zero;
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}
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assertTrue(isNaN(f()));
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assertTrue(isNaN(f()));
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%OptimizeFunctionOnNextCall(f);
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assertTrue(isNaN(f()));
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})();
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(function ConstantFoldNaNDivZero() {
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function f() {
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return NaN / 0;
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}
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assertTrue(isNaN(f()));
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assertTrue(isNaN(f()));
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%OptimizeFunctionOnNextCall(f);
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assertTrue(isNaN(f()));
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})();
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