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19 lines
602 B
JavaScript
19 lines
602 B
JavaScript
// Copyright 2014 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 f(string, radix) {
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// Use a phi to force radix into heap number representation.
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radix = (radix == 0) ? radix : (radix >> 0);
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if (radix != 2) return NaN;
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return %StringParseInt(string, radix);
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}
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assertEquals(2, (-4294967294) >> 0);
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assertEquals(3, f("11", -4294967294));
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assertEquals(NaN, f("11", -2147483650));
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%OptimizeFunctionOnNextCall(f);
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assertEquals(3, f("11", -4294967294));
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