Issue 5052: Information preserving parts of issue 4342

[lilypond.git] / lily / stanza-number-engraver.cc

diff --git a/lily/stanza-number-engraver.cc b/lily/stanza-number-engraver.cc
index f823e099190bed0a82e9d96cf91fc144769c61b5..4b7eaa5a8a3e760e199f3270246e55a622a12bc8 100644 (file)
--- a/lily/stanza-number-engraver.cc
+++ b/lily/stanza-number-engraver.cc
@@ -60,7 +60,7 @@ Stanza_number_engraver::process_music ()
   SCM stanza = get_property ("stanza");
 
   if (Text_interface::is_markup (stanza)
-      && stanza != last_stanza_)
+      && !scm_is_eq (stanza, last_stanza_))
     {
       last_stanza_ = stanza;