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			22 lines
		
	
	
		
			478 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			22 lines
		
	
	
		
			478 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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| 
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| var p1 = {};
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| var p2 = {};
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| var p3 = {};
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| var x = 0;
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| var y = 1;
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| var z = 2;
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| var o = 3;
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| assertThrows(
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|     'o = {' +
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|     '  __proto__: (x++, p1),' +
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|     '  __proto__: (y++, p2),' +
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|     '  __proto__: (z++, p3)' +
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|     '};', SyntaxError);
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| assertEquals(0, x);
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| assertEquals(1, y);
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| assertEquals(2, z);
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| assertEquals(3, o);
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