CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_LD_FLAGS
    ECM_MKSPECS_INSTALL_DIR


/var/pisi/plasma-systemmonitor-6.5.3-51/work/plasma-systemmonitor-6.5.3/src/main.cpp: In function ‘int main(int, char**)’:
/var/pisi/plasma-systemmonitor-6.5.3-51/work/plasma-systemmonitor-6.5.3/src/main.cpp:96:10: warning: unused variable ‘sessionManager’ [-Wunused-variable]
   96 |     auto sessionManager = new SessionManager(&app);
      |          ^~~~~~~~~~~~~~