X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fmodified-font-metric.cc;h=d68db92c4b897b6728ee0d37fec25410360a2f6e;hb=4244c3a9fbf1f3ff2e20e665f92516d35b61de53;hp=b746fdaa68d0753f096f92bb3973de51a538cb90;hpb=59a6d1a06432fc0ca88c3023c646182f389ec1b5;p=lilypond.git

diff --git a/lily/modified-font-metric.cc b/lily/modified-font-metric.cc
index b746fdaa68..d68db92c4b 100644
--- a/lily/modified-font-metric.cc
+++ b/lily/modified-font-metric.cc
@@ -17,6 +17,7 @@
   along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
 */
 #include <cctype>
+using namespace std;
 
 #include "modified-font-metric.hh"
 #include "pango-font.hh"
@@ -25,7 +26,10 @@
 #include "main.hh"
 #include "program-option.hh"
 
-using std::string;
+Preinit_Modified_font_metric::Preinit_Modified_font_metric ()
+{
+  orig_ = 0;
+}
 
 Modified_font_metric::Modified_font_metric (Font_metric *fm,
                                             Real magnification)
@@ -103,6 +107,8 @@ Modified_font_metric::index_to_charcode (vsize i) const
 void
 Modified_font_metric::derived_mark () const
 {
+  if (orig_)
+    scm_gc_mark (orig_->self_scm ());
 }
 
 Stencil