rewrite balloon-text support. This is now a separate grob, with its

[lilypond.git] / lily / translator-group.cc

diff --git a/lily/translator-group.cc b/lily/translator-group.cc
index da3fda5ed5bbeb12cca478346fec0f5239662ceb..4ef8c49d6bb0755664f018397ad82491f3d7c8bd 100644 (file)
--- a/lily/translator-group.cc
+++ b/lily/translator-group.cc
@@ -202,7 +202,7 @@ precomputed_recurse_over_translators (Context *c, Translator_precompute_index id
   Translator_group *tg
     = dynamic_cast<Translator_group *> (c->implementation ());
 
-  if (dir == DOWN)
+  if (tg && dir == DOWN)
     {
       tg->precomputed_translator_foreach (idx);
       tg->call_precomputed_self_method (idx);
@@ -212,7 +212,7 @@ precomputed_recurse_over_translators (Context *c, Translator_precompute_index id
        s = scm_cdr (s))
     precomputed_recurse_over_translators (unsmob_context (scm_car (s)), idx, dir);
 
-  if (dir == UP)
+  if (tg && dir == UP)
     {
       tg->precomputed_translator_foreach (idx);
       tg->call_precomputed_self_method (idx);
@@ -225,7 +225,7 @@ recurse_over_translators (Context *c, Translator_method ptr, Translator_group_me
   Translator_group *tg
     = dynamic_cast<Translator_group *> (c->implementation ());
 
-  if (dir == DOWN)
+  if (tg && dir == DOWN)
     {
       (tg->*tg_ptr) ();
       translator_each (tg->get_simple_trans_list (), ptr);
@@ -235,7 +235,7 @@ recurse_over_translators (Context *c, Translator_method ptr, Translator_group_me
        s = scm_cdr (s))
     recurse_over_translators (unsmob_context (scm_car (s)), ptr, tg_ptr, dir);
 
-  if (dir == UP)
+  if (tg && dir == UP)
     {
       translator_each (tg->get_simple_trans_list (),
                       ptr);