Qt 5.6.0 RC fails to build with -c++std c++98 on CentOS 7.2

./configure -commercial -confirm-license -c++std c++98 -skip qtquickcontrols2 -skip qt3d -skip qtwayland -skip qtserialbus -qt-xcb

gmake[4]: Entering directory `/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtlocation/src/imports/location'                                                                                                    
g++ -c -pipe -O2 -fvisibility=hidden -fvisibility-inlines-hidden -fno-exceptions -Wall -W -D_REENTRANT -fPIC -DQT_NO_MTDEV -DQT_NO_TSLIB -DQT_NO_LIBINPUT -DQT_NO_EXCEPTIONS -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE -DQT_NO_DEBUG -DQT_PLUGIN -DQT_LOCATION_LIB -DQT_QUICK_LIB -DQT_GUI_LIB -DQT_QML_LIB -DQT_NETWORK_LIB -DQT_POSITIONING_LIB -DQT_CORE_LIB -I. -I../../location -I../../location/maps -I../../positioning -I../positioning -I. -Ideclarativeplaces -I/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtdeclarative/include/QtQuick/5.6.0 -I/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtdeclarative/include/QtQuick/5.6.0/QtQuick -I/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtbase/include/QtGui/5.6.0 -I/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtbase/include/QtGui/5.6.0/QtGui -I../../../include/QtLocation/5.6.0 -I../../../include/QtLocation/5.6.0/QtLocation -I../../../include -I../../../include/QtLocation -I/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtdeclarative/include -I/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtdeclarative/include/QtQuick -I/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtbase/include -I/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtbase/include/QtGui -I/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtdeclarative/include/QtQml/5.6.0 -I/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtdeclarative/include/QtQml/5.6.0/QtQml -I../../../include/QtPositioning/5.6.0 -I../../../include/QtPositioning/5.6.0/QtPositioning -I/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtbase/include/QtCore/5.6.0 -I/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtbase/include/QtCore/5.6.0/QtCore -I/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtdeclarative/include/QtQml -I/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtbase/include/QtNetwork -I../../../include/QtPositioning -I/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtbase/include/QtCore -I.moc -isystem /usr/include/libdrm -I/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtbase/mkspecs/linux-g++ -o .obj/qquickgeomapgesturearea.o qquickgeomapgesturearea.cpp                                                                                                    
qquickgeomapgesturearea.cpp: In member function ‘void QQuickGeoMapGestureArea::setAcceptedGestures(QQuickGeoMapGestureArea::AcceptedGestures)’:
qquickgeomapgesturearea.cpp:396:38: error: ‘GeoMapGesture’ is not a class or namespace
     setPanEnabled(acceptedGestures & GeoMapGesture::PanGesture);                     
                                      ^
qquickgeomapgesturearea.cpp:397:40: error: ‘GeoMapGesture’ is not a class or namespace
     setFlickEnabled(acceptedGestures & GeoMapGesture::FlickGesture);                 
                                        ^
qquickgeomapgesturearea.cpp:398:40: error: ‘GeoMapGesture’ is not a class or namespace
     setPinchEnabled(acceptedGestures & GeoMapGesture::PinchGesture);                 
                                        ^
qquickgeomapgesturearea.cpp: In member function ‘void QQuickGeoMapGestureArea::setEnabled(bool)’:
qquickgeomapgesturearea.cpp:437:44: error: ‘GeoMapGesture’ is not a class or namespace
         setPanEnabled(m_acceptedGestures & GeoMapGesture::PanGesture);               
                                            ^
qquickgeomapgesturearea.cpp:438:46: error: ‘GeoMapGesture’ is not a class or namespace
         setFlickEnabled(m_acceptedGestures & GeoMapGesture::FlickGesture);           
                                              ^
qquickgeomapgesturearea.cpp:439:46: error: ‘GeoMapGesture’ is not a class or namespace
         setPinchEnabled(m_acceptedGestures & GeoMapGesture::PinchGesture);           
                                              ^
gmake[4]: *** [.obj/qquickgeomapgesturearea.o] Error 1
gmake[4]: Target `first' not remade because of errors.
gmake[4]: Leaving directory `/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtlocation/src/imports/location'
gmake[3]: *** [sub-location-make_first] Error 2                                                                                         
gmake[3]: Target `first' not remade because of errors.                                                                                  
gmake[3]: Leaving directory `/usr1/user/btx/packages/qt-5.6rc-gcc/qt-everywhere-enterprise-src-5.6.0-rc/qtlocation/src/imports'         
gmake[2]: *** [sub-imports-make_first] Error 2