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			17 lines
		
	
	
		
			372 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			17 lines
		
	
	
		
			372 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| // Copyright 2017 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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| function foo(a) {
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|   a[0] = 3;
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| }
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| var v = [,6];
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| v.__proto__ = [];
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| foo(v);
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| delete v[0];
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| var count = 0;
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| v.__proto__.__defineSetter__(0, function() { count++; });
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| foo([1,,,2]);
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| foo(v);
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| assertEquals(1, count);
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