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			24 lines
		
	
	
		
			419 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			24 lines
		
	
	
		
			419 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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| function g() {
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|   return 42;
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| }
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| 
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| var o = {};
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| 
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| function f(o, x) {
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|   o.f = x;
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| }
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| 
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| f(o, g);
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| f(o, g);
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| f(o, g);
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| assertEquals(42, o.f());
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| %OptimizeFunctionOnNextCall(f);
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| f(o, function() { return 0; });
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| assertEquals(0, o.f());
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