Issue #615 has been updated by Dave Thomas.


 irb(main):001:0> x = "Sample"
 => "Sample"
 irb(main):002:0> x.instance_eval do
 irb(main):003:1*   puts self.class
 irb(main):004:1>   puts reverse
 irb(main):005:1> end
 String 
 elpmaS

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http://redmine.ruby-lang.org/issues/show/615

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