Fetching source from mirror: http://download.kde.org/stable/frameworks/6.21/kparts-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/kparts-6.21.0-81/work/kparts-6.21.0/src/readonlypart.cpp: In member function ‘void KParts::ReadOnlyPartPrivate::openRemoteFile()’:
/var/pisi/kparts-6.21.0-81/work/kparts-6.21.0/src/readonlypart.cpp:181:18: warning: ignoring return value of ‘bool QTemporaryFile::open()’, declared with attribute ‘nodiscard’ [-Wunused-result]
  181 |     tempFile.open();
      |     ~~~~~~~~~~~~~^~
In file included from /usr/include/qt6/QtCore/QTemporaryFile:1,
                 from /var/pisi/kparts-6.21.0-81/work/kparts-6.21.0/src/readonlypart.cpp:25:
/usr/include/qt6/QtCore/qtemporaryfile.h:52:32: note: declared here
   52 |     QFILE_MAYBE_NODISCARD bool open() { return open(QIODevice::ReadWrite); }
      |                                ^~~~
/var/pisi/kparts-6.21.0-81/work/kparts-6.21.0/src/readwritepart.cpp: In member function ‘void KParts::ReadWritePartPrivate::prepareSaving()’:
/var/pisi/kparts-6.21.0-81/work/kparts-6.21.0/src/readwritepart.cpp:209:26: warning: ignoring return value of ‘bool QTemporaryFile::open()’, declared with attribute ‘nodiscard’ [-Wunused-result]
  209 |             tempFile.open();
      |             ~~~~~~~~~~~~~^~
In file included from /usr/include/qt6/QtCore/QTemporaryFile:1,
                 from /var/pisi/kparts-6.21.0-81/work/kparts-6.21.0/src/readwritepart.cpp:26:
/usr/include/qt6/QtCore/qtemporaryfile.h:52:32: note: declared here
   52 |     QFILE_MAYBE_NODISCARD bool open() { return open(QIODevice::ReadWrite); }
      |                                ^~~~
/var/pisi/kparts-6.21.0-81/work/kparts-6.21.0/src/readwritepart.cpp: In member function ‘virtual bool KParts::ReadWritePart::saveToUrl()’:
/var/pisi/kparts-6.21.0-81/work/kparts-6.21.0/src/readwritepart.cpp:247:23: warning: ignoring return value of ‘bool QTemporaryFile::open()’, declared with attribute ‘nodiscard’ [-Wunused-result]
  247 |         tempFile->open();
      |         ~~~~~~~~~~~~~~^~
/usr/include/qt6/QtCore/qtemporaryfile.h:52:32: note: declared here
   52 |     QFILE_MAYBE_NODISCARD bool open() { return open(QIODevice::ReadWrite); }
      |                                ^~~~
*** 0 error(s), 1 warning(s)