[this bug is NOT targeted to the upcoming trixie release]

full build log at
http://qa-logs.debian.net/2025/05/23/liblouisxml_2.4.0-14_unstable_libxml2.log

[...]

liblouisxml.c:49:30: error: expected ';', ',' or ')' before
'ATTRIBUTE_UNUSED'
    49 | liblouisxmlErrors (void *ctx ATTRIBUTE_UNUSED, const char *msg,
...)
       |                              ^~~~~~~~~~~~~~~~
liblouisxml.c: In function 'processXmlDocument':
liblouisxml.c:77:7: warning: 'xmlSubstituteEntitiesDefault' is
deprecated [-Wdeprecated-declarations]
    77 |       xmlSubstituteEntitiesDefault (1);
       |       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from louisxml.h:34,
                  from liblouisxml.c:36:
/usr/include/libxml2/libxml/parser.h:1106:17: note: declared here
  1106 |                 xmlSubstituteEntitiesDefault(int val);
       |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
liblouisxml.c:80:33: error: 'liblouisxmlErrors' undeclared (first use in
this function); did you mean 'liblouisxml_h'?
    80 |   xmlSetGenericErrorFunc (ctxt, liblouisxmlErrors);
       |                                 ^~~~~~~~~~~~~~~~~
       |                                 liblouisxml_h
liblouisxml.c:80:33: note: each undeclared identifier is reported only
once for each function it appears in
In file included from /usr/include/libxml2/libxml/valid.h:16,
                  from /usr/include/libxml2/libxml/parser.h:20:
/usr/include/libxml2/libxml/xmlerror.h:22:69: warning: dereferencing
'void *' pointer
    22 | #define initGenericErrorDefaultFunc(h)
xmlSetGenericErrorFunc(NULL, *(h))
       |
     ^~~~
liblouisxml.c:118:3: note: in expansion of macro
'initGenericErrorDefaultFunc'
   118 |   initGenericErrorDefaultFunc (NULL);
       |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/libxml2/libxml/xmlerror.h:22:69: error: invalid use of void
expression
    22 | #define initGenericErrorDefaultFunc(h)
xmlSetGenericErrorFunc(NULL, *(h))
       |
     ^~~~
liblouisxml.c:118:3: note: in expansion of macro
'initGenericErrorDefaultFunc'
   118 |   initGenericErrorDefaultFunc (NULL);
       |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~

We believe that the bug you reported is fixed in the latest version of
liblouisxml, which is due to be installed in the Debian FTP archive.

A summary of the changes between this version and the previous one is
attached.

Thank you for reporting the bug, which will now be closed.  If you
have further comments please address them to 1106613@bugs.debian.org,
and the maintainer will reopen the bug report if appropriate.

Debian distribution maintenance software
pp.
Samuel Thibault <sthibault@debian.org> (supplier of updated liblouisxml package)

(This message was generated automatically at their request; if you
believe that there is a problem with it please contact the archive
administrators by mailing ftpmaster@ftp-master.debian.org)
Format: 1.8
Date: Wed, 20 Aug 2025 10:05:26 +0200
Source: liblouisxml
Architecture: source
Version: 2.4.0-15
Distribution: unstable
Urgency: medium
Maintainer: Debian Accessibility Team <pkg-a11y-devel@alioth-lists.debian.net>
Changed-By: Samuel Thibault <sthibault@debian.org>
Closes: 1106613
Changes:
 liblouisxml (2.4.0-15) unstable; urgency=medium
 .
   * Update standards version to 4.6.2, no changes needed.
   * patches/libxml2: Fix build with libxml2 2.14.  Closes: #1106613
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