Fetching source from mirror: http://download.kde.org/stable/frameworks/6.21/ktexteditor-6.21.0.tar.xz
CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_LD_FLAGS
    ECM_MKSPECS_INSTALL_DIR


/var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/dialogs/katedialogs.cpp: In member function ‘void KateModOnHdPrompt::slotDiff()’:
/var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/dialogs/katedialogs.cpp:1518:21: warning: ignoring return value of ‘bool QTemporaryFile::open()’, declared with attribute ‘nodiscard’ [-Wunused-result]
 1518 |     m_diffFile->open();
      |     ~~~~~~~~~~~~~~~~^~
In file included from /usr/include/qt6/QtCore/QTemporaryFile:1,
                 from /var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/dialogs/katedialogs.cpp:78:
/usr/include/qt6/QtCore/qtemporaryfile.h:52:32: note: declared here
   52 |     QFILE_MAYBE_NODISCARD bool open() { return open(QIODevice::ReadWrite); }
      |                                ^~~~
/var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/swapfile/kateswapfile.cpp: In member function ‘void Kate::SwapFile::startEditing()’:
/var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/swapfile/kateswapfile.cpp:435:24: warning: ignoring return value of ‘virtual bool QFile::open(QIODeviceBase::OpenMode)’, declared with attribute ‘nodiscard’ [-Wunused-result]
  435 |         m_swapfile.open(QIODevice::WriteOnly);
      |         ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/qt6/QtCore/qtemporaryfile.h:9,
                 from /usr/include/qt6/QtCore/QTemporaryFile:1,
                 from /var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/swapfile/kateswapdiffcreator.h:10,
                 from /var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/swapfile/kateswapfile.cpp:14:
/usr/include/qt6/QtCore/qfile.h:291:32: note: declared here
  291 |     QFILE_MAYBE_NODISCARD bool open(OpenMode flags) override;
      |                                ^~~~
/var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/swapfile/kateswapfile.cpp:445:24: warning: ignoring return value of ‘virtual bool QFile::open(QIODeviceBase::OpenMode)’, declared with attribute ‘nodiscard’ [-Wunused-result]
  445 |         m_swapfile.open(QIODevice::Append);
      |         ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~
/usr/include/qt6/QtCore/qfile.h:291:32: note: declared here
  291 |     QFILE_MAYBE_NODISCARD bool open(OpenMode flags) override;
      |                                ^~~~
In file included from /var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/vimode/registers.cpp:7:
In constructor ‘KateVi::Registers::Register::Register(KateVi::Registers::Register&&)’,
    inlined from ‘KateVi::Registers::Register KateVi::Registers::getRegister(const QChar&) const’ at /var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/vimode/registers.cpp:127:12:
/var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/vimode/registers.h:45:12: warning: ‘regPair.KateVi::Registers::Register::opMode’ may be used uninitialized [-Wmaybe-uninitialized]
   45 |     struct Register {
      |            ^~~~~~~~
/var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/vimode/registers.cpp: In member function ‘KateVi::Registers::Register KateVi::Registers::getRegister(const QChar&) const’:
/var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/vimode/registers.cpp:101:14: note: ‘regPair’ declared here
  101 |     Register regPair;
      |              ^~~~~~~
In constructor ‘KateVi::Registers::Register::Register(KateVi::Registers::Register&&)’,
    inlined from ‘KateVi::Registers::Register KateVi::Registers::getRegister(const QChar&) const’ at /var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/vimode/registers.cpp:127:12:
/var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/vimode/registers.h:45:12: warning: ‘regPair.KateVi::Registers::Register::opMode’ may be used uninitialized [-Wmaybe-uninitialized]
   45 |     struct Register {
      |            ^~~~~~~~
/var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/vimode/registers.cpp: In member function ‘KateVi::Registers::Register KateVi::Registers::getRegister(const QChar&) const’:
/var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/vimode/registers.cpp:101:14: note: ‘regPair’ declared here
  101 |     Register regPair;
      |              ^~~~~~~
In constructor ‘KateVi::Registers::Register::Register(KateVi::Registers::Register&&)’,
    inlined from ‘KateVi::Registers::Register KateVi::Registers::getRegister(const QChar&) const’ at /var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/vimode/registers.cpp:127:12:
/var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/vimode/registers.h:45:12: warning: ‘regPair.KateVi::Registers::Register::opMode’ may be used uninitialized [-Wmaybe-uninitialized]
   45 |     struct Register {
      |            ^~~~~~~~
/var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/vimode/registers.cpp: In member function ‘KateVi::Registers::Register KateVi::Registers::getRegister(const QChar&) const’:
/var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/vimode/registers.cpp:101:14: note: ‘regPair’ declared here
  101 |     Register regPair;
      |              ^~~~~~~
/var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/scripttester/ktexteditorscripttester.cpp: In function ‘int main(int, char**)’:
/var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/scripttester/ktexteditorscripttester.cpp:1108:16: warning: ignoring return value of ‘bool QFile::open(FILE*, QIODeviceBase::OpenMode, QFileDevice::FileHandleFlags)’, declared with attribute ‘nodiscard’ [-Wunused-result]
 1108 |     output.open(stderr, QIODevice::WriteOnly);
      |     ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/qt6/QtCore/qdir.h:11,
                 from /usr/include/qt6/QtCore/qdiriterator.h:8,
                 from /usr/include/qt6/QtCore/QDirIterator:1,
                 from /var/pisi/ktexteditor-6.21.0-84/work/ktexteditor-6.21.0/src/scripttester/ktexteditorscripttester.cpp:20:
/usr/include/qt6/QtCore/qfile.h:293:32: note: declared here
  293 |     QFILE_MAYBE_NODISCARD bool open(FILE *f, OpenMode ioFlags, FileHandleFlags handleFlags=DontCloseHandle);
      |                                ^~~~
*** 0 error(s), 1 warning(s)