Upload Kmake

deps/v8/tools/clusterfuzz/foozzie/v8_mock_archs.js

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+// Copyright 2017 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// This is intended for permanent JS behavior changes for mocking out
+// non-deterministic behavior. For temporary suppressions, please refer to
+// v8_suppressions.js.
+// This mocks only architecture specific differences. Refer to v8_mocks.js
+// for the general case.
+// This file is loaded before each correctness test cases and won't get
+// minimized.
+
+// Mock Math.pow due to precision differences between 32 and 64 bits.
+// https://crbug.com/380147861
+// https://crbug.com/380322452
+// https://crbug.com/381129314
+(function() {
+  const origMathPow = Math.pow;
+  const origNumber = Number;
+  const origToExponential = Number.prototype.toExponential;
+  Math.pow = function(a, b) {
+    let result = origMathPow(a, b);
+    return origNumber(origToExponential.call(result, 11));
+  }
+})();