Fix a bug when previewing the last change at a maxed out undolevel.
    
        | author | Steve Losh <steve@stevelosh.com> | 
    
        | date | Tue, 09 Nov 2010 20:56:24 -0500 | 
    
    
        | parents | d3fdfa4918f5 | 
    
        | children | d8a13f17507f | 
    
        | branches/tags | (none) | 
    
        | files | plugin/gundo.vim | 
Changes
    
--- a/plugin/gundo.vim	Tue Nov 09 20:14:18 2010 -0500
+++ b/plugin/gundo.vim	Tue Nov 09 20:56:24 2010 -0500
@@ -419,7 +419,7 @@
 def _undo_to(n):
     n = int(n)
     if n == 0:
-        vim.command('silent earlier %s' % vim.eval('&undolevels'))
+        vim.command('silent earlier %s' % (int(vim.eval('&undolevels')) + 1))
     else:
         vim.command('silent undo %d' % n)