[Ci-reports] fail on QtBase_dev_Integration #2918

[Qt Continuous Integration System]

qtbase failed to compile :(

  ./.obj\release\qcommandlinkbutton.o:qcommandlinkbutton.cpp:(.text+0x62a): undefined reference to `QPushButtonPrivate::resetLayoutItemMargins()'
  ./.obj\release\qcommandlinkbutton.o:qcommandlinkbutton.cpp:(.text+0x6bc): undefined reference to `QPushButton::initStyleOption(QStyleOptionButton*) const'
  ./.obj\release\qcommandlinkbutton.o:qcommandlinkbutton.cpp:(.text+0x9a8): undefined reference to `QPushButton::QPushButton(QPushButtonPrivate&, QWidget*)'
  ./.obj\release\qcommandlinkbutton.o:qcommandlinkbutton.cpp:(.text+0xa58): undefined reference to `QPushButton::QPushButton(QPushButtonPrivate&, QWidget*)'
  ./.obj\release\qcommandlinkbutton.o:qcommandlinkbutton.cpp:(.text+0xb58): undefined reference to `QPushButton::QPushButton(QPushButtonPrivate&, QWidget*)'
  ./.obj\release\qcommandlinkbutton.o:qcommandlinkbutton.cpp:(.text+0xc07): undefined reference to `QPushButton::sizeHint() const'
  ./.obj\release\qcommandlinkbutton.o:qcommandlinkbutton.cpp:(.text+0xd69): undefined reference to `QPushButton::initStyleOption(QStyleOptionButton*) const'
  ./.obj\release\qcommandlinkbutton.o:qcommandlinkbutton.cpp:(.text+0xe): undefined reference to `QPushButton::~QPushButton()'
  ./.obj\release\qcommandlinkbutton.o:qcommandlinkbutton.cpp:(.text+0xbe1): undefined reference to `QPushButton::event(QEvent*)'
  Makefile.Release:598: recipe for target '..\..\lib\Qt5WidgetsTestInfix.dll' failed
  mingw32-make[4]: *** [..\..\lib\Qt5WidgetsTestInfix.dll] Error 1
  mingw32-make[3]: *** [release] Error 2
  mingw32-make[2]: *** [sub-widgets-make_first] Error 2
  mingw32-make[1]: *** [sub-src-make_first] Error 2
  mingw32-make: *** [module-qtbase] Error 2

  Build log: http://testresults.qt-project.org/ci/QtBase_dev_Integration/build_02918/win32-mingw48_developer-build_qtlibinfix_opengl_Windows_7/log.txt.gz

  Tested changes (refs/builds/dev_1392253832):
    http://codereview.qt-project.org/78019 [PS1] - Update HarfBuzz-NG path on Mac
    http://codereview.qt-project.org/78024 [PS1] - Force alignment for SSE2 to not crash with mingw