31a3cfbc10
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}
30 lines
756 B
JavaScript
30 lines
756 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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function test(f) {
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assertFalse(f(0));
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assertFalse(f(Number.MIN_VALUE));
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assertFalse(f(Number.MAX_VALUE));
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assertFalse(f(Number.MIN_SAFE_INTEGER - 13));
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assertFalse(f(Number.MAX_SAFE_INTEGER + 23));
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assertTrue(f(Number.NaN));
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assertFalse(f(Number.POSITIVE_INFINITY));
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assertFalse(f(Number.NEGATIVE_INFINITY));
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assertFalse(f(Number.EPSILON));
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assertFalse(f(1 / 0));
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assertFalse(f(-1 / 0));
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}
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function f(x) {
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return Number.isNaN(+x);
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}
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%PrepareFunctionForOptimization(f);
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test(f);
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test(f);
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%OptimizeFunctionOnNextCall(f);
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test(f);
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