--- texinfo-7.0.1/tp/Texinfo/ParserNonXS.pm.orig        2022-11-30 18:06:28.000000000 +0100
+++ texinfo-7.0.1/tp/Texinfo/ParserNonXS.pm     2022-12-13 11:17:37.240447516 +0100
@@ -4357,7 +4357,7 @@
             and ($current->{'parent'}->{'type'} eq 'menu_comment'
                  or $current->{'parent'}->{'type'} eq 'menu_entry_description')
             and $asterisk
-            and @{$current->{'contents'}}
+            and ref($current->{'contents'}) eq "ARRAY"
             and $current->{'contents'}->[-1]->{'type'}
             and $current->{'contents'}->[-1]->{'type'} eq 'empty_line'
             and $current->{'contents'}->[-1]->{'text'} eq '') {