Docs: add cross-references for hidden, invisible, etc

[lilypond.git] / scm / document-identifiers.scm

diff --git a/scm/document-identifiers.scm b/scm/document-identifiers.scm
index 67e282bd862cd594beb8c26680ac25d0697021a2..0d6793428848f5cd589d436e2ada49a394de9687 100644 (file)
--- a/scm/document-identifiers.scm
+++ b/scm/document-identifiers.scm
@@ -46,7 +46,7 @@
 
 
 (define (identifier<? a b)
-  (string<?
+  (ly:string-ci<?
    (symbol->string (car a))
    (symbol->string (car b))))