[ruby-core:66131] [ruby-trunk - Bug #10485] NoMethodError "undefined method `initialize_copy'" when trying to execute Queue#dup

Issue #10485 has been updated by Nobuyoshi Nakada.

Related to Bug #9440: Calling methods on a `Queue.new.dup` or `Queue.new.clone` causes Segfault added

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Bug #10485: NoMethodError "undefined method `initialize_copy'" when trying to execute Queue#dup
https://bugs.ruby-lang.org/issues/10485#change-49836

* Author: Jakub Jursa
* Status: Open
* Priority: Normal
* Assignee: 
* Category: lib
* Target version: current: 2.2.0
* ruby -v: ruby 2.2.0dev (2014-11-07 trunk 48313) [x86_64-linux]
* Backport: 2.0.0: UNKNOWN, 2.1: UNKNOWN
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Queue#dup raises NoMethodError (Queue#clone as well)

~~~
 :001 > q = Queue.new
 => #<Thread::Queue:0x00000001507ca0> 
 :002 > q.dup
NoMethodError: undefined method `initialize_copy' for #<Thread::Queue:0x00000001504c08>
	from (irb):2:in `initialize_dup'
	from (irb):2:in `dup'
	from (irb):2
	from /home/bubo/.rvm/rubies/ruby-head/bin/irb:11:in `<main>'
~~~



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