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	* sample/weakref.rb: ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46967 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
		
			
				
	
	
		
			9 lines
		
	
	
	
		
			283 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			9 lines
		
	
	
	
		
			283 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
require 'weakref'
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foo = Object.new
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p foo.to_s                    # original's class
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foo = WeakRef.new(foo)
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p foo.to_s                    # should be same class
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ObjectSpace.garbage_collect
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ObjectSpace.garbage_collect
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p foo.to_s                    # should raise exception (recycled)
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