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[lilypond.git] / lily / include / paper-column.hh

diff --git a/lily/include/paper-column.hh b/lily/include/paper-column.hh
index 6ef3daacc4cdf60e2061d2c942afff5941fb0459..d21828c374ee5c5105b13ee98c97b99e3282f988 100644 (file)
--- a/lily/include/paper-column.hh
+++ b/lily/include/paper-column.hh
@@ -30,6 +30,8 @@ public:
   virtual Paper_column *get_column () const;
   virtual System *get_system () const;
 
+  static int compare (Grob * const &a,
+                     Grob * const &b);
   int get_rank () const { return rank_; }
   void set_rank (int);