X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fvertical-align-engraver.cc;h=0226173a2e115ec81d153212a5c3317cee6755c2;hb=cb2895f4abe165c0022ae2519111f73a0e775c30;hp=6a47809fd728d64fe33f03020bae8440cfb79d30;hpb=0b25807868f2e1f3372a8fb5e19d9036dec53ecc;p=lilypond.git

diff --git a/lily/vertical-align-engraver.cc b/lily/vertical-align-engraver.cc
index 6a47809fd7..0226173a2e 100644
--- a/lily/vertical-align-engraver.cc
+++ b/lily/vertical-align-engraver.cc
@@ -37,7 +37,7 @@ class Vertical_align_engraver : public Engraver
 
 public:
   TRANSLATOR_DECLARATIONS (Vertical_align_engraver);
-  DECLARE_ACKNOWLEDGER (axis_group);
+  void acknowledge_axis_group (Grob_info);
 
 protected:
   virtual void derived_mark () const;
@@ -48,7 +48,12 @@ protected:
   bool top_level_;
 };
 
-ADD_ACKNOWLEDGER (Vertical_align_engraver, axis_group);
+void
+Vertical_align_engraver::boot ()
+{
+  ADD_ACKNOWLEDGER (Vertical_align_engraver, axis_group);
+}
+
 ADD_TRANSLATOR (Vertical_align_engraver,
                 /* doc */
                 "Catch groups (staves, lyrics lines, etc.) and stack them"