Mark internal classes in the qtlocation module with the \internal command to suppress qdoc warnings 

qt5/qtlocation/src/location/declarativeplaces/qdeclarativesearchresultmodel.cpp:969: (qdoc) warning: No output generated for QML signal 'PlaceSearchResultModel::dataChanged()' because 'PlaceSearchResultModel' is undocumented

qt5/qtlocation/src/location/maps/qgeotiledmappingmanagerengine.cpp:27: (qdoc) warning: No output generated for function 'QGeoTiledMappingManagerEngine::~QGeoTiledMappingManagerEngine()' because 'QGeoTiledMappingManagerEngine' is undocumented

qt5/qtlocation/src/location/maps/qgeotiledmappingmanagerengine.cpp:35: (qdoc) warning: No output generated for function 'QGeoTiledMappingManagerEngine::setTileFetcher()' because 'QGeoTiledMappingManagerEngine' is undocumented

qt5/qtlocation/src/location/maps/qgeotiledmappingmanagerengine.cpp:246: (qdoc) warning: No output generated for function 'QGeoTiledMappingManagerEngine::setTileCache()' because 'QGeoTiledMappingManagerEngine' is undocumented

qt5/qtlocation/src/location/places/qplacesupplier.cpp:122: (qdoc) warning: No output generated for QML property 'Supplier::name' because 'Supplier' is undocumented

qt5/qtlocation/src/location/places/qplacesupplier.cpp:154: (qdoc) warning: No output generated for QML property 'Supplier::supplierId' because 'Supplier' is undocumented

qt5/qtlocation/src/location/places/qplacesupplier.cpp:182: (qdoc) warning: No output generated for QML property 'Supplier::url' because 'Supplier' is undocumented

qt5/qtlocation/src/location/places/qplacesupplier.cpp:205: (qdoc) warning: No output generated for QML property 'Supplier::icon' because 'Supplier' is undocumented