X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Ftie-performer.cc;h=b1aa15ffeb645451287259cbbf0dc41ad29568e2;hb=7ee3f9d9ba0dd043bb82beaa3c4ce21c0e1626fe;hp=c53ddeac7b359a24e26656f150c5237f3e3c3410;hpb=4a401ca1c60f428daa242dbdd102fdb3f327ebfb;p=lilypond.git

diff --git a/lily/tie-performer.cc b/lily/tie-performer.cc
index c53ddeac7b..b1aa15ffeb 100644
--- a/lily/tie-performer.cc
+++ b/lily/tie-performer.cc
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 1998--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  Copyright (C) 1998--2015 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
@@ -110,8 +110,32 @@ Tie_performer::acknowledge_audio_element (Audio_element_info inf)
               // (*it).moment_ already stores the end of the tied note!
               Moment skip = now_mom () - (*it).end_moment_;
               an->tie_to (th, skip);
-              // this invalidates the iterator, we are leaving the loop anyway
-              heads_to_tie_.erase (it);
+              it = heads_to_tie_.erase (it);
+            }
+        }
+      if (found)
+        return;
+      for (it = heads_to_tie_.begin ();
+           !found && (it != heads_to_tie_.end ());
+           it++)
+        {
+          Audio_element_info et = (*it).head_;
+          Audio_note *th = dynamic_cast<Audio_note *> (et.elem_);
+          Stream_event *left_mus = et.event_;
+
+          if (!(th && right_mus && left_mus))
+            continue;
+
+          SCM p1 = left_mus->get_property ("pitch");
+          SCM p2 = right_mus->get_property ("pitch");
+          if (unsmob<Pitch> (p1) && unsmob<Pitch> (p2)
+              && unsmob<Pitch> (p1)->tone_pitch () == unsmob<Pitch> (p2)->tone_pitch ())
+            {
+              found = true;
+              // (*it).moment_ already stores the end of the tied note!
+              Moment skip = now_mom () - (*it).end_moment_;
+              an->tie_to (th, skip);
+              it = heads_to_tie_.erase (it);
             }
         }
     }