* lib/mathn.rb (Bignum#**): Fixed bignum**fixnum that was broken when requiring lib/mathn

[ruby-core:25740]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25067 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,9 @@
+Thu Sep 24 09:41:42 2009  Marc-Andre Lafortune  <ruby-core@marc-andre.ca>
+
+	* lib/mathn.rb (Bignum#**): Fixed bignum**fixnum that was broken when
+	  requiring lib/mathn
+	  [ruby-core:25740]
+
 Thu Sep 24 02:21:23 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* ext/bigdecimal/lib/bigdecimal/math.rb (atan): atan(Infinity) is

lib/mathn.rb

@@ -25,7 +25,7 @@ class Fixnum
   remove_method :/
   alias / quo
 
-  alias power! ** unless defined?(0.power!)
+  alias power! ** unless method_defined? :power!
 
   def ** (other)
     if self < 0 && other.round != other
@@ -41,7 +41,7 @@ class Bignum
   remove_method :/
   alias / quo
 
-  alias power! ** unless defined?(0.power!)
+  alias power! ** unless method_defined? :power!
 
   def ** (other)
     if self < 0 && other.round != other

lib/rational.rb

@@ -7,7 +7,7 @@ class Fixnum
   alias quof fdiv
   alias rdiv quo
 
-  alias power! ** unless defined?(0.power!)
+  alias power! ** unless method_defined? :power!
   alias rpower **
 
 end
@@ -17,7 +17,7 @@ class Bignum
   alias quof fdiv
   alias rdiv quo
 
-  alias power! ** unless defined?(0.power!)
+  alias power! ** unless method_defined? :power!
   alias rpower **
 
 end