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Backport #2568

Updated by jeremyevans0 (Jeremy Evans) 10 months ago

=begin 
  
  $ cat bughash.rb  
  #!/usr/bin/env ruby1.9 
 
  class BugHash < Hash 
    define_method(:delete) { |*a| super *a } 
  end 
 
  BugHash.new.delete :class 
 
 
  $ ruby1.9 bughash.rb  
  bughash.rb:4: [BUG] Segmentation fault 
  ruby 1.9.1p376 (2009-12-07 revision 26041) [i386-darwin10] 
 
  -- control frame ---------- 
  c:0006 p:---- s:0015 b:0015 l:000014 d:000014 CFUNC    :delete 
  c:0005 p:0011 s:0011 b:0011 l:0022c8 d:000010 LAMBDA bughash.rb:4 
  c:0004 p:---- s:0008 b:0008 l:000007 d:000007 FINISH 
  c:0003 p:0039 s:0006 b:0006 l:001a68 d:000c88 EVAL     bughash.rb:7 
  c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH 
  c:0001 p:0000 s:0002 b:0002 l:001a68 d:001a68 TOP    
  --------------------------- 
  -- Ruby level backtrace information----------------------------------------- 
  bughash.rb:4:in `delete' 
  bughash.rb:4:in `block in <class:BugHash>' 
  bughash.rb:7:in `<main>' 
 
  -- C level backtrace information ------------------------------------------- 
 
  [NOTE] 
  You may encounter a bug of Ruby interpreter. Bug reports are welcome. 
  For details: http://www.ruby-lang.org/bugreport.html 
 
  Abort trap 
 
 =end 
 

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