/*
This file is part of LilyPond, the GNU music typesetter.
- Copyright (C) 1997--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ Copyright (C) 1997--2014 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
Careful with GC, although we intend the following as pointers
only, we _must_ mark them.
*/
- if (mus->get_outlet ())
- scm_gc_mark (mus->get_outlet ()->self_scm ());
+ /* Use handle_ directly as get_outlet is a virtual function and we
+ need to protect the context until Music_iterator::quit is being
+ run. */
+ if (mus->handle_.get_context ())
+ scm_gc_mark (mus->handle_.get_context ()->self_scm ());
if (mus->music_)
scm_gc_mark (mus->music_->self_scm ());