Bug #2140: Bignum#** broken by lib/mathn
http://redmine.ruby-lang.org/issues/show/2140

Author: Marc-Andre Lafortune
Status: Closed, Priority: Normal
Assigned to: Marc-Andre Lafortune, Category: lib, Target version: 1.9.2
ruby -v: 1.9.2dev (2009-08-30 trunk 24705) [i386-darwin10.0.0]

ruby -r mathn -e 'p (1<<66)**2'
/usr/local/ruby19/lib/ruby/1.9.1/mathn.rb:50:in `**': undefined method `power!' for 73786976294838206464:Bignum (NoMethodError)
	from -e:1:in `<main>'


Fixed in r25067


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