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			23 lines
		
	
	
		
			496 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			23 lines
		
	
	
		
			496 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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// Flags: --allow-natives-syntax
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function C() {}
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%CompleteInobjectSlackTracking(new C());
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function f() {
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  // Create a non-escaping object.
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  var o = new C();
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  // Add an out-of-object double property.
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  o.x = 0.5;
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  %DeoptimizeNow();
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  return o.x + 0.25;
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}
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f();
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f();
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%OptimizeFunctionOnNextCall(f);
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assertEquals(0.75, f());
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