X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fcontext-def.cc;h=c3a2a6c293b88594989b633393bb7f340103f629;hb=7785ac382ed511ed535adf77adc3c07649fbc9b5;hp=0af5fabf4fdef003342bc705ffe19797b642be15;hpb=fa60b01a20f21d6aff9c0923a0b76de9fe106c30;p=lilypond.git

diff --git a/lily/context-def.cc b/lily/context-def.cc
index 0af5fabf4f..c3a2a6c293 100644
--- a/lily/context-def.cc
+++ b/lily/context-def.cc
@@ -87,6 +87,8 @@ Context_def::print_smob (SCM smob, SCM port, scm_print_state*)
 SCM
 Context_def::mark_smob (SCM smob)
 {
+  ASSERT_LIVE_IS_ALLOWED();
+  
   Context_def *me = (Context_def *) SCM_CELL_WORD_1 (smob);
 
   scm_gc_mark (me->description_);