Bug #3405: overriding === on String causes exception when used with constants
http://redmine.ruby-lang.org/issues/show/3405

Author: Sergey Chernov
Status: Open, Priority: Normal
Category: core
ruby -v: ruby 1.9.1p376 (2009-12-07 revision 26041) [i386-darwin10.2.0]

~$ cat bug_===.rb
p RUBY_VERSION

class String
  def === x
    x == self
  end
end

case '1'
when '1'
  p 'has one'
end

~$ ruby bug_===.rb
"1.9.1"
bug_===.rb:9:in `<main>': method `===' called on terminated object (0x000001008f9ba8) (NotImplementedError)

MacOs 10.6, ruby was build from sources as 64bit application


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