9597b019bc
BUG= TEST=mjsunit/regress/regress-undefined-nan, mjsunit/regress/regress-undefined-nan3, mjsunit/regress/regress-2596 Review URL: https://codereview.chromium.org/1507363002 Cr-Commit-Position: refs/heads/master@{#32741}
33 lines
833 B
JavaScript
33 lines
833 B
JavaScript
// Copyright 2015 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 ab = new ArrayBuffer(8);
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var i_view = new Int32Array(ab);
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i_view[0] = %GetHoleNaNUpper()
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i_view[1] = %GetHoleNaNLower();
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var f_view = new Float64Array(ab);
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var fixed_double_elements = new Float64Array(1);
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fixed_double_elements[0] = f_view[0];
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function A(src) { this.x = src[0]; }
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new A(fixed_double_elements);
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new A(fixed_double_elements);
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%OptimizeFunctionOnNextCall(A);
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var obj = new A(fixed_double_elements);
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function move_x(dst, obj) { dst[0] = obj.x; }
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var doubles = [0.5];
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move_x(doubles, obj);
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move_x(doubles, obj);
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%OptimizeFunctionOnNextCall(move_x);
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move_x(doubles, obj);
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assertTrue(doubles[0] !== undefined);
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