From: keiju@... (=?ISO-2022-JP?B?GyRCQFBETTc9PHkbKEI=?= )
Date: 1998-07-15T00:03:23+09:00
Subject: [ruby-list:8748] Re: matrix.rb Bug? (Re: [BUG?] mathn.rb)

けいじゅ＠日本ラショナルソフトウェアです.

In [ruby-list :8745 ] the message: "[ruby-list:8745] matrix.rb Bug? 
(Re: [BUG?] mathn.rb) ", on Jul/14 20:37(JST) Yoshiyuki Kusano writes:

>で，すいませんが，今度はmatrix.rbで問題が発生してしまいました．

げげ...

>require "matrix"
>a = Vector.elements([1, 0, 1])
>b = a.dup
>/usr/local/lib/ruby/matrix.rb:814:in `clone': can't clone NilClass
>(TypeError)
>
>ruby 1.1b9_28ではうまく行っていたようです．

すいません(__;;; 新バージョンでエンバグしたみたいです.

パッチです.

--- matrix.rb	1998/07/08 06:39:13	1.4
+++ matrix.rb	1998/07/14 14:35:33
@@ -2,8 +2,8 @@
 #
 #   matrix.rb - 
 #   	$Release Version: 1.0$
-#   	$Revision: 1.4 $
-#   	$Date: 1998/07/08 06:39:13 $
+#   	$Revision: 1.5 $
+#   	$Date: 1998/07/14 14:35:18 $
 #       Original Version from Smalltalk-80 version
 #	   on July 23, 1985 at 8:37:17 am
 #   	by Keiju ISHITSUKA
@@ -180,7 +180,7 @@
 end
 
 class Matrix
-  @RCS_ID='-$Id: matrix.rb,v 1.4 1998/07/08 06:39:13 keiju Exp $-'
+  @RCS_ID='-$Id: matrix.rb,v 1.5 1998/07/14 14:35:18 keiju Exp keiju $-'
   
   include ExceptionForMatrix
   
@@ -857,7 +857,7 @@
   end
   
   def clone
-    Vector.elements(@rows)
+    Vector.elements(@elements)
   end
   
   def hash

__
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