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diff src/comment-list.cc @ 8913:35cd375d4bb3

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make tree::dup functions const
author John W. Eaton <jwe@octave.org>
date Thu, 05 Mar 2009 13:50:25 -0500
parents a1dbe9d80eee
children eb63fbe60fab
line wrap: on
line diff
--- a/src/comment-list.cc
+++ b/src/comment-list.cc
@@ -32,13 +32,13 @@
 octave_comment_buffer *octave_comment_buffer::instance = 0;
 
 octave_comment_list *
-octave_comment_list::dup (void)
+octave_comment_list::dup (void) const
 {
   octave_comment_list *new_cl = new octave_comment_list ();
 
-  for (iterator p = begin (); p != end (); p++)
+  for (const_iterator p = begin (); p != end (); p++)
     {
-      octave_comment_elt elt = *p;
+      const octave_comment_elt elt = *p;
 
       new_cl->append (elt);
     }