# HG changeset patch
# User Ludovic Chabant <ludovic@chabant.com>
# Date 1401921393 25200
# Node ID 777063310a8d03797b9e8b8ae368da65fe7435a8
# Parent  7fcb71064e85e2696d04315736fe55aeaeebe9c7
Check before cleaning any empty buffers left after new tab commands.

diff -r 7fcb71064e85 -r 777063310a8d plugin/lawrencium.vim
--- a/plugin/lawrencium.vim	Sun Jun 01 15:33:22 2014 -0700
+++ b/plugin/lawrencium.vim	Wed Jun 04 15:36:33 2014 -0700
@@ -1200,7 +1200,7 @@
         " Make it part of the diff group.
         call s:HgDiff_DiffThis()
     endif
-    if l:cleanupbufnr >= 0
+    if l:cleanupbufnr >= 0 && bufexists(l:cleanupbufnr)
         execute 'bdelete ' . l:cleanupbufnr
     endif