X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fledger-line-spanner.cc;fp=lily%2Fledger-line-spanner.cc;h=a518bc9225b5ef0abdd819cb42436c8336d6cda5;hb=941dff9d2a67080e0dd8474f1e70f0c72ace6424;hp=ff2c4141a11af742f59594463d93ec326735bf2e;hpb=5a22d6233a39d3164e1ca043244794c268be4ad0;p=lilypond.git

diff --git a/lily/ledger-line-spanner.cc b/lily/ledger-line-spanner.cc
index ff2c4141a1..a518bc9225 100644
--- a/lily/ledger-line-spanner.cc
+++ b/lily/ledger-line-spanner.cc
@@ -1,9 +1,20 @@
 /*
-  ledger-line-spanner.cc -- implement Ledger_line_spanner
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 2004--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 2004--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  LilyPond is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  LilyPond is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include <map>
@@ -309,7 +320,7 @@ Ledger_line_spanner::print (SCM smob)
       Item *h = dynamic_cast<Item *> (heads[i]);
 
       int pos = Staff_symbol_referencer::get_rounded_position (h);
-      if (!staff_extent.contains (pos - sign (pos)))
+      if (!staff_extent.contains (pos - sign (pos)) && !staff_extent.is_empty ())
 	{
 	  Interval head_size = h->extent (common[X_AXIS], X_AXIS);
 	  Interval ledger_size = head_size;