1 // Copyright 2015 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.
5 // Flags: --allow-natives-syntax
7 var stdlib = { Math: Math };
9 var f = (function Module(stdlib) {
12 var clz32 = stdlib.Math.clz32;
22 assertEquals(32, f(0));
23 assertEquals(32, f(NaN));
24 assertEquals(32, f(undefined));
25 for (var i = 0; i < 32; ++i) {
26 assertEquals(i, f((-1) >>> i));
28 for (var i = -2147483648; i < 2147483648; i += 3999773) {
29 assertEquals(%MathClz32(i), f(i));
30 assertEquals(%_MathClz32(i), f(i));