Snippets for calibre 9.15.0 from Fedora aarch64

Sourced from https://kojipkgs.fedoraproject.org/packages/calibre/9.15.0/1.fc46/data/logs/aarch64/build.log.

• /builddir/build/BUILD/calibre-9.15.0-build/calibre-9.15.0/src/calibre/utils/certgen.c:180:10: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
    180 |     Name = X509_REQ_get_subject_name(Cert);
        |          ^
  

• /builddir/build/BUILD/calibre-9.15.0-build/calibre-9.15.0/src/calibre/utils/certgen.c:350:10: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
    350 |     Name = X509_REQ_get_subject_name(req);
        |          ^
  

• /builddir/build/BUILD/calibre-9.15.0-build/calibre-9.15.0/src/calibre/utils/certgen.c:360:34: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
    360 |     if (req_is_for_CA_cert) Name = X509_REQ_get_subject_name((X509_REQ *)req);
        |                                  ^
  

• /builddir/build/BUILD/calibre-9.15.0-build/calibre-9.15.0/src/calibre/utils/certgen.c:361:15: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
    361 |     else Name = X509_get_subject_name(CA_cert);
        |               ^
  

• /usr/include/qt6/QtCore/qchar.h:48:31: warning: defining ‘QChar’, which previously failed to be complete in a SFINAE context [-Wsfinae-incomplete=]
     48 | class QT6_ONLY(Q_CORE_EXPORT) QChar {
        |                               ^~~~~
  

• ../../../../../src/calibre/gui2/progress_indicator/CalibreStyle.cpp:507:30: warning: comparison of integer expressions of different signedness: ‘unsigned int’ and ‘int’ [-Wsign-compare]
    507 |                     if (used < menuItem->rect.width()) {
        |                         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
  

• ../../../../../src/calibre/gui2/progress_indicator/CalibreStyle.cpp:504:26: warning: unused variable ‘reverse’ [-Wunused-variable]
    504 |                     bool reverse = menuItem->direction == Qt::RightToLeft;
        |                          ^~~~~~~