nagai	2009-07-14 08:11:53 +0900 (Tue, 14 Jul 2009)

  New Revision: 24098

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=24098

  Log:
    * ext/tk/lib/tk/menuspec.rb: commit miss on my last commitment.

  Modified files:
    branches/ruby_1_8/ext/tk/lib/tk/menuspec.rb

Index: ruby_1_8/ext/tk/lib/tk/menuspec.rb
===================================================================
--- ruby_1_8/ext/tk/lib/tk/menuspec.rb	(revision 24097)
+++ ruby_1_8/ext/tk/lib/tk/menuspec.rb	(revision 24098)
@@ -279,7 +279,7 @@
       end
     end
 
-    keys = default_opts.dup
+    keys = (default_opts)? default_opts.dup: {}
 
     tearoff = keys.delete('tearoff') if keys.key?('tearoff')
     tearoff = false unless tearoff # nil --> false

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