Index: lib/pathname.rb
===================================================================
--- lib/pathname.rb	(revision 20106)
+++ lib/pathname.rb	(working copy)
@@ -233,6 +233,10 @@
     @path.tr('/', "\0") <=> other.to_s.tr('/', "\0")
   end
 
+  def =~(pattern)
+    to_s =~ pattern
+  end
+
   def hash # :nodoc:
     @path.hash
   end