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			25 lines
		
	
	
		
			578 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			25 lines
		
	
	
		
			578 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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| 
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| // Flags: --allow-natives-syntax
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| 
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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 hole_nan = (new Float64Array(ab))[0];
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| 
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| var array = [];
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| 
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| function write() {
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|   array[0] = hole_nan;
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| }
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| 
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| write();
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| %OptimizeFunctionOnNextCall(write);
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| write();
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| array[1] = undefined;
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| assertTrue(isNaN(array[0]));
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| assertEquals("number", typeof array[0]);
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