media-sound/musescore-4.4.4 failed to build. Seems like a problem with changes in Qt. If not reported before, I can by request send all the information according to prescription.
Here is output from the failure: FAILED: src/importexport/bww/CMakeFiles/iex_bww.dir/Unity/unity_0_cxx.cxx.o /usr/bin/x86_64-pc-linux-gnu-g++ -DKORS_LOGGER_QT_SUPPORT -DKORS_PROFILER_ENABLED -DMUE_BUILD_APPSHELL_MODULE -DMUE_BUILD_BRAILLE_MODULE -DMUE_BUILD_CONVERTER_MODULE -DMUE_B UILD_ENGRAVING_DEVTOOLS -DMUE_BUILD_IMAGESEXPORT_MODULE -DMUE_BUILD_IMPORTEXPORT_MODULE -DMUE_BUILD_INSPECTOR_MODULE -DMUE_BUILD_INSTRUMENTSSCENE_MODULE -DMUE_BUILD_MUSESOUN DS_MODULE -DMUE_BUILD_NOTATION_MODULE -DMUE_BUILD_PALETTE_MODULE -DMUE_BUILD_PLAYBACK_MODULE -DMUE_BUILD_PROJECT_MODULE -DMUE_BUILD_VIDEOEXPORT_MODULE -DNDEBUG -DQT_CONCURRE NT_LIB -DQT_CORE5COMPAT_LIB -DQT_CORE_LIB -DQT_DBUS_LIB -DQT_GUI_LIB -DQT_NETWORKAUTH_LIB -DQT_NETWORK_LIB -DQT_NO_DEBUG -DQT_OPENGL_LIB -DQT_PRINTSUPPORT_LIB -DQT_QMLINTEGR ATION_LIB -DQT_QMLMETA_LIB -DQT_QMLMODELS_LIB -DQT_QMLWORKERSCRIPT_LIB -DQT_QML_LIB -DQT_QUICKCONTROLS2_LIB -DQT_QUICKTEMPLATES2_LIB -DQT_QUICKWIDGETS_LIB -DQT_QUICK_LIB -DQ T_STATEMACHINE_LIB -DQT_SUPPORT -DQT_SVG_LIB -DQT_WIDGETS_LIB -DQT_XML_LIB -DSCRIPT_INTERFACE -DSYSTEM_TINYXML -Dengraving_QML_IMPORT=\"\" -Diex_bww_QML_IMPORT=\"\" -Dmuse_g lobal_EXPORTS=1 -Dmuse_global_QML_IMPORT=\"\" -I/var/tmp/portage/media-sound/musescore-4.4.4/work/MuseScore-4.4.4_build/src/importexport/bww -I/var/tmp/portage/media-sound/m usescore-4.4.4/work/MuseScore-4.4.4/src/importexport/bww -I/var/tmp/portage/media-sound/musescore-4.4.4/work/MuseScore-4.4.4_build/src/importexport/bww/iex_bww_autogen/inclu de -I/var/tmp/portage/media-sound/musescore-4.4.4/work/MuseScore-4.4.4_build -I/var/tmp/portage/media-sound/musescore-4.4.4/work/MuseScore-4.4.4/src -I/var/tmp/portage/media -sound/musescore-4.4.4/work/MuseScore-4.4.4 -I/var/tmp/portage/media-sound/musescore-4.4.4/work/MuseScore-4.4.4/framework -I/var/tmp/portage/media-sound/musescore-4.4.4/work /MuseScore-4.4.4/framework/global -I/var/tmp/portage/media-sound/musescore-4.4.4/work/MuseScore-4.4.4/framework/testing/thirdparty/googletest/googletest/include -I/var/tmp/p ortage/media-sound/musescore-4.4.4/work/MuseScore-4.4.4/src/framework -I/var/tmp/portage/media-sound/musescore-4.4.4/work/MuseScore-4.4.4/src/framework/global -I/var/tmp/por tage/media-sound/musescore-4.4.4/work/MuseScore-4.4.4/src/framework/testing/thirdparty/googletest/googletest/include -I/var/tmp/portage/media-sound/musescore-4.4.4/work/Muse Score-4.4.4_build/src/framework/global -I/var/tmp/portage/media-sound/musescore-4.4.4/work/MuseScore-4.4.4_build/src/engraving -I/var/tmp/portage/media-sound/musescore-4.4.4 /work/MuseScore-4.4.4/src/engraving -I/var/tmp/portage/media-sound/musescore-4.4.4/work/MuseScore-4.4.4/thirdparty/dtl -I/var/tmp/portage/media-sound/musescore-4.4.4/work/Mu seScore-4.4.4/src/engraving/infrastructure -isystem /usr/include/qt6/QtCore -isystem /usr/include/qt6 -isystem /usr/include/qt6/QtGui -isystem /usr/include/qt6/QtDBus -isyst em /usr/include/qt6/QtWidgets -isystem /usr/include/qt6/QtNetwork -isystem /usr/include/qt6/QtNetworkAuth -isystem /usr/include/qt6/QtQml -isystem /usr/include/qt6/QtQmlInte gration -isystem /usr/include/qt6/QtQuick -isystem /usr/include/qt6/QtQmlMeta -isystem /usr/include/qt6/QtQmlModels -isystem /usr/include/qt6/QtQmlWorkerScript -isystem /usr /include/qt6/QtOpenGL -isystem /usr/include/qt6/QtQuickControls2 -isystem /usr/include/qt6/QtQuickTemplates2 -isystem /usr/include/qt6/QtQuickWidgets -isystem /usr/include/q t6/QtXml -isystem /usr/include/qt6/QtSvg -isystem /usr/include/qt6/QtPrintSupport -isystem /usr/include/qt6/QtCore5Compat -isystem /usr/include/qt6/QtStateMachine -isystem / usr/include/qt6/QtConcurrent -isystem /usr/lib64/qt6/mkspecs/linux-g++ -march=native -O2 -pipe -std=gnu++17 -Wall -Wextra -mno-direct-extern-access -MD -MT src/importexport /bww/CMakeFiles/iex_bww.dir/Unity/unity_0_cxx.cxx.o -MF src/importexport/bww/CMakeFiles/iex_bww.dir/Unity/unity_0_cxx.cxx.o.d -o src/importexport/bww/CMakeFiles/iex_bww.dir/ Unity/unity_0_cxx.cxx.o -c /var/tmp/portage/media-sound/musescore-4.4.4/work/MuseScore-4.4.4_build/src/importexport/bww/CMakeFiles/iex_bww.dir/Unity/unity_0_cxx.cxx In file included from /var/tmp/portage/media-sound/musescore-4.4.4/work/MuseScore-4.4.4_build/src/importexport/bww/CMakeFiles/iex_bww.dir/Unity/unity_0_cxx.cxx:10: /var/tmp/portage/media-sound/musescore-4.4.4/work/MuseScore-4.4.4/src/importexport/bww/internal/bww/lexer.cpp: In constructor ‘Bww::Lexer::Lexer(QIODevice*)’: /var/tmp/portage/media-sound/musescore-4.4.4/work/MuseScore-4.4.4/src/importexport/bww/internal/bww/lexer.cpp:45:21: error: no matching function for call to ‘QChar::QChar(Bw w::Symbol)’ 45 | value(QChar(NONE)) | ^ In file included from /usr/include/qt6/QtCore/qstring.h:15, from /usr/include/qt6/QtCore/qobject.h:11, from /usr/include/qt6/QtCore/qiodevice.h:10, from /usr/include/qt6/QtCore/qfiledevice.h:7, from /usr/include/qt6/QtCore/qfile.h:8, from /usr/include/qt6/QtCore/QFile:1, from /var/tmp/portage/media-sound/musescore-4.4.4/work/MuseScore-4.4.4/src/importexport/bww/internal/bww/importbww.cpp:26, from /var/tmp/portage/media-sound/musescore-4.4.4/work/MuseScore-4.4.4_build/src/importexport/bww/CMakeFiles/iex_bww.dir/Unity/unity_0_cxx.cxx:7: /usr/include/qt6/QtCore/qchar.h:149:43: note: candidate: ‘template<class Char, typename std::enable_if<std::is_same<Char, unsigned char>::value, bool>::type <anonymous> > co nstexpr QChar::QChar(Char)’ 149 | QT_ASCII_CAST_WARN constexpr explicit QChar(const Char c) noexcept : ucs(c) { } | ^~~~~ /usr/include/qt6/QtCore/qchar.h:149:43: note: template argument deduction/substitution failed: /usr/include/qt6/QtCore/qchar.h:148:66: error: no type named ‘type’ in ‘struct std::enable_if<false, bool>’ 148 | template <typename Char, if_explicit_ascii_warn_char<Char> = true> | ^~~~ /usr/include/qt6/QtCore/qchar.h:143:45: note: candidate: ‘template<class Char, typename std::enable_if<std::is_same<Char, char>::value, bool>::type <anonymous> > constexpr Q Char::QChar(Char)’ 143 | QT_ASCII_CAST_WARN constexpr Q_IMPLICIT QChar(const Char ch) noexcept : ucs(uchar(ch)) {} | ^~~~~ /usr/include/qt6/QtCore/qchar.h:143:45: note: template argument deduction/substitution failed: /usr/include/qt6/QtCore/qchar.h:142:66: error: no type named ‘type’ in ‘struct std::enable_if<false, bool>’ 142 | template <typename Char, if_implicit_ascii_warn_char<Char> = true> | ^~~~ /usr/include/qt6/QtCore/qchar.h:134:24: note: candidate: ‘template<class Char, typename std::enable_if<std::disjunction<std::is_same<Char, char32_t>, std::conjunction<std::i s_same<Char, wchar_t>, std::integral_constant<bool, true> >, std::is_same<Char, int>, std::is_same<Char, unsigned int> >::value, bool>::type <anonymous> > constexpr QChar::Q Char(Char)’ 134 | constexpr explicit QChar(const Char ch) noexcept | ^~~~~ /usr/include/qt6/QtCore/qchar.h:134:24: note: template argument deduction/substitution failed: /usr/include/qt6/QtCore/qchar.h:133:66: error: no type named ‘type’ in ‘struct std::enable_if<false, bool>’ 133 | template <typename Char, if_explicit_conversion_char<Char> = true> | ^~~~ /usr/include/qt6/QtCore/qchar.h:132:26: note: candidate: ‘template<class Char, typename std::enable_if<std::disjunction<std::is_same<Char, short unsigned int>, std::is_same< Char, short int>, std::is_same<Char, QChar::SpecialCharacter>, std::is_same<Char, QLatin1Char>, std::conjunction<std::is_same<Char, wchar_t>, std::negation<std::integral_con stant<bool, true> > >, std::is_same<Char, char16_t> >::value, bool>::type <anonymous> > constexpr QChar::QChar(Char)’ 132 | constexpr Q_IMPLICIT QChar(const Char ch) noexcept : ucs(char16_t(ch)) {} | ^~~~~ /usr/include/qt6/QtCore/qchar.h:132:26: note: template argument deduction/substitution failed: /usr/include/qt6/QtCore/qchar.h:131:66: error: no type named ‘type’ in ‘struct std::enable_if<false, bool>’ 131 | template <typename Char, if_implicit_conversion_char<Char> = true> | ^~~~ /usr/include/qt6/QtCore/qchar.h:119:24: note: candidate: ‘constexpr QChar::QChar(uchar, uchar)’ 119 | constexpr explicit QChar(uchar c, uchar r) noexcept : ucs(char16_t((r << 8) | c)) {} | ^~~~~ /usr/include/qt6/QtCore/qchar.h:119:24: note: candidate expects 2 arguments, 1 provided /usr/include/qt6/QtCore/qchar.h:115:26: note: candidate: ‘constexpr QChar::QChar()’ 115 | constexpr Q_IMPLICIT QChar() noexcept : ucs(0) {} | ^~~~~ /usr/include/qt6/QtCore/qchar.h:115:26: note: candidate expects 0 arguments, 1 provided /usr/include/qt6/QtCore/qchar.h:48:31: note: candidate: ‘constexpr QChar::QChar(const QChar&)’ 48 | class QT6_ONLY(Q_CORE_EXPORT) QChar { | ^~~~~ /usr/include/qt6/QtCore/qchar.h:48:31: note: no known conversion for argument 1 from ‘Bww::Symbol’ to ‘const QChar&’ /usr/include/qt6/QtCore/qchar.h:48:31: note: candidate: ‘constexpr QChar::QChar(QChar&&)’ /usr/include/qt6/QtCore/qchar.h:48:31: note: no known conversion for argument 1 from ‘Bww::Symbol’ to ‘QChar&&’