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			17 lines
		
	
	
		
			460 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			17 lines
		
	
	
		
			460 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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| "use strict";
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| 
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| var a = [];
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| Object.defineProperty(a, "0", {configurable: false, value: 10});
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| assertEquals(1, a.length);
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| var setter = ()=>{ a.length = 0; };
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| assertThrows(setter);
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| assertThrows(setter);
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| %OptimizeFunctionOnNextCall(setter);
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| assertThrows(setter);
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