Qt6 qttools error: ‘OptionalFileEntryRef’ in namespace ‘clang’ does not name a type

jiapei100

Hi, all:

I failed to build Qt6 from source a couple of days ago. My environment:

➜  build lsb_release -a
No LSB modules are available.
Distributor ID:	Ubuntu
Description:	Ubuntu 22.04.2 LTS
Release:	22.04
Codename:	jammy
➜  build gcc --version 
gcc (Ubuntu 11.3.0-1ubuntu1~22.04.1) 11.3.0
Copyright (C) 2021 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

And the errors are:

[ 66%] Building CXX object qttools/src/linguist/lupdate/CMakeFiles/lupdate.dir/cpp_clang.cpp.o
cd /opt/qt/qt-everywhere-src-6.5.1/build/qttools/src/linguist/lupdate && /usr/bin/c++ -DLUPDATE_CLANG_VERSION_MAJOR=16 -DLUPDATE_CLANG_VERSION_MINOR=0 -DLUPDATE_CLANG_VERSION_PATCH=0 -DLUPDATE_CLANG_VERSION_STR=\"\"16.0.0git\"\" -DQT_CORE_LIB -DQT_DISABLE_DEPRECATED_UP_TO=0x050000 -DQT_EXPLICIT_QFILE_CONSTRUCTION_FROM_PATH -DQT_NETWORK_LIB -DQT_NO_AS_CONST=1 -DQT_NO_CAST_FROM_ASCII -DQT_NO_CAST_TO_ASCII -DQT_NO_DEBUG -DQT_NO_EXCEPTIONS -DQT_NO_JAVA_STYLE_ITERATORS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_QMLINTEGRATION_LIB -DQT_QML_LIB -DQT_TOOLS_LIB -DQT_USE_QSTRINGBUILDER -DQT_WARN_DEPRECATED_UP_TO=0x070000 -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE -I/opt/qt/qt-everywhere-src-6.5.1/build/qttools/src/linguist/lupdate/lupdate_autogen/include -I/opt/qt/qt-everywhere-src-6.5.1/qttools/src/linguist/lupdate -I/opt/qt/qt-everywhere-src-6.5.1/build/qttools/src/linguist/lupdate -I/opt/qt/qt-everywhere-src-6.5.1/qttools/src/linguist/lupdate/../shared -I/opt/qt/qt-everywhere-src-6.5.1/build/qtbase/src/corelib -I/opt/qt/qt-everywhere-src-6.5.1/build/qtbase/include/QtCore/6.5.1 -I/opt/qt/qt-everywhere-src-6.5.1/build/qtbase/include/QtCore/6.5.1/QtCore -I/opt/qt/qt-everywhere-src-6.5.1/build/qtbase/include -I/opt/qt/qt-everywhere-src-6.5.1/build/qtbase/include/QtCore -I/opt/qt/qt-everywhere-src-6.5.1/qtbase/mkspecs/linux-g++ -I/opt/qt/qt-everywhere-src-6.5.1/build/qtbase/include/QtTools -I/opt/qt/qt-everywhere-src-6.5.1/qttools/src/global -I/opt/qt/qt-everywhere-src-6.5.1/build/qttools/src/global -I/opt/qt/qt-everywhere-src-6.5.1/build/qtbase/include/QtTools/6.5.1 -I/opt/qt/qt-everywhere-src-6.5.1/build/qtbase/include/QtTools/6.5.1/QtTools -I/opt/qt/qt-everywhere-src-6.5.1/build/qtdeclarative/src/qml -I/opt/qt/qt-everywhere-src-6.5.1/build/qtbase/include/QtQml/6.5.1 -I/opt/qt/qt-everywhere-src-6.5.1/build/qtbase/include/QtQml/6.5.1/QtQml -I/opt/qt/qt-everywhere-src-6.5.1/build/qtbase/include/QtQml -I/opt/qt/qt-everywhere-src-6.5.1/build/qtbase/include/QtQmlIntegration -I/opt/qt/qt-everywhere-src-6.5.1/qtdeclarative/src/qmlintegration -I/opt/qt/qt-everywhere-src-6.5.1/build/qtdeclarative/src/qmlintegration -I/opt/qt/qt-everywhere-src-6.5.1/build/qtbase/include/QtNetwork -std=c++17 -fPIC -DNDEBUG -O2 -std=c++17 -fvisibility=hidden -fvisibility-inlines-hidden -Wall -Wextra -fno-exceptions -fPIC -Wsuggest-override -fcf-protection=full -MD -MT qttools/src/linguist/lupdate/CMakeFiles/lupdate.dir/cpp_clang.cpp.o -MF CMakeFiles/lupdate.dir/cpp_clang.cpp.o.d -o CMakeFiles/lupdate.dir/cpp_clang.cpp.o -c /opt/qt/qt-everywhere-src-6.5.1/qttools/src/linguist/lupdate/cpp_clang.cpp
In file included from /opt/qt/qt-everywhere-src-6.5.1/qttools/src/linguist/lupdate/cpp_clang.cpp:7:
/opt/qt/qt-everywhere-src-6.5.1/qttools/src/linguist/lupdate/lupdatepreprocessoraction.h:56:42: error: ‘OptionalFileEntryRef’ in namespace ‘clang’ does not name a type
   56 |                             const clang::OptionalFileEntryRef file,
      |                                          ^~~~~~~~~~~~~~~~~~~~
/opt/qt/qt-everywhere-src-6.5.1/qttools/src/linguist/lupdate/lupdatepreprocessoraction.h:52:10: error: ‘void LupdatePPCallbacks::InclusionDirective(clang::SourceLocation, const clang::Token&, llvm::StringRef, bool, clang::CharSourceRange, int, llvm::StringRef, llvm::StringRef, const clang::Module*, clang::SrcMgr::CharacteristicKind)’ marked ‘override’, but does not override
   52 |     void InclusionDirective(clang::SourceLocation /*hashLoc*/, const clang::Token &/*includeTok*/,
      |          ^~~~~~~~~~~~~~~~~~
make[2]: *** [qttools/src/linguist/lupdate/CMakeFiles/lupdate.dir/build.make:387: qttools/src/linguist/lupdate/CMakeFiles/lupdate.dir/cpp_clang.cpp.o] Error 1
make[2]: Leaving directory '/opt/qt/qt-everywhere-src-6.5.1/build'
make[1]: *** [CMakeFiles/Makefile2:83058: qttools/src/linguist/lupdate/CMakeFiles/lupdate.dir/all] Error 2
make[1]: Leaving directory '/opt/qt/qt-everywhere-src-6.5.1/build'
make: *** [Makefile:149: all] Error 2

Can anybody give me a hand?

Thank you very much.

Unsolved Qt6 qttools error: ‘OptionalFileEntryRef’ in namespace ‘clang’ does not name a type