beam.cc: comment fix

diff --git a/lily/beam.cc b/lily/beam.cc
index 4e810ce18da04508a4ce08253ebb3c1b380268a4..5b65768a3f095498ddcb92c1a863ac594649b22d 100644 (file)
--- a/lily/beam.cc
+++ b/lily/beam.cc
@@ -466,8 +466,11 @@ Beam::calc_beam_segments (SCM smob)
                                || abs (vertical_count) >= neighbor_seg.max_connect_);
 
               if (!event)
-                // Then this edge of the current segment is irrelevent because it will
+                // Then this edge of the current segment is irrelevant because it will
                 // be connected with the next segment in the event_dir direction.
+                // If we skip the left edge here, the right edge of
+                // the previous segment has already been skipped since
+                // the conditions are symmetric
                 continue;
 
               current.vertical_count_ = vertical_count;