[Bug 1806276] Re: regression: kio FTBFS on i386 and armhf with cmake >= 3.13

[Rik Mills]

** Bug watch added: Debian Bug tracker #915391
   https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=915391

** Also affects: cmake (Debian) via
   https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=915391
   Importance: Unknown
       Status: Unknown

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Title:
  regression: kio FTBFS on i386 and armhf with cmake >= 3.13

Status in cmake package in Ubuntu:
  Fix Released
Status in cmake package in Debian:
  Unknown

Bug description:
  Version: 3.13.3-1
  Release: Disco proposed

  With cmake >= 3.13 the KDE Framework Kio fails to build on i386 and
  armhf with the error shown below:

  Confirmed in PPA build on next Kio version: https://launchpad.net
  /~kubuntu-ppa/+archive/ubuntu/staging-frameworks/+sourcepub/9628126
  /+listing-archive-extra

  and a regression against the current version in disco -release

  http://autopkgtest.ubuntu.com/packages/k/kio/disco/i386

  Also confirmed in disco chroot, and bisected to the upstream merge of
  the follow group of commits:

  https://gitlab.kitware.com/cmake/cmake/commit/c31d9f1c30bddef091517a777936362a403b49b2

  *** build error **

  In file included from /<<PKGBUILDDIR>>/src/core/slaveinterface.cpp:441:
  /<<PKGBUILDDIR>>/obj-i686-linux-gnu/src/core/KF5KIOCore_autogen/include/moc_slaveinterface.cpp: In static member function ‘static void KIO::SlaveInterface::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)’:
  /<<PKGBUILDDIR>>/obj-i686-linux-gnu/src/core/KF5KIOCore_autogen/include/moc_slaveinterface.cpp:171:22: error: ‘class KIO::SlaveInterface’ has no member named ‘open64’; did you mean ‘open’?
           case 10: _t->open64(); break;
                        ^~~~~~
                        open
  /<<PKGBUILDDIR>>/obj-i686-linux-gnu/src/core/KF5KIOCore_autogen/include/moc_slaveinterface.cpp:280:84: error: ‘open64’ is not a member of ‘KIO::SlaveInterface’
               if (*reinterpret_cast<_t *>(_a[1]) == static_cast<_t>(&SlaveInterface::open64)) {
                                                                                      ^~~~~~
  /<<PKGBUILDDIR>>/obj-i686-linux-gnu/src/core/KF5KIOCore_autogen/include/moc_slaveinterface.cpp: At global scope:
  /<<PKGBUILDDIR>>/obj-i686-linux-gnu/src/core/KF5KIOCore_autogen/include/moc_slaveinterface.cpp:475:6: error: no declaration matches ‘void KIO::SlaveInterface::open64()’
   void KIO::SlaveInterface::open64()
        ^~~
  /<<PKGBUILDDIR>>/obj-i686-linux-gnu/src/core/KF5KIOCore_autogen/include/moc_slaveinterface.cpp:475:6: note: no functions named ‘void KIO::SlaveInterface::open64()’
  In file included from /<<PKGBUILDDIR>>/src/core/slaveinterface.cpp:19:
  /<<PKGBUILDDIR>>/src/core/slaveinterface.h:102:22: note: ‘class KIO::SlaveInterface’ defined here
   class KIOCORE_EXPORT SlaveInterface : public QObject
                        ^~~~~~~~~~~~~~

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