qtlocation build failed

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/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang++ -c -pipe -stdlib=libc++ -O3 -std=c++1z -fapplication-extension  -arch x86_64 -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.12.sdk -mmacosx-version-min=10.10 -fvisibility=hidden -fvisibility-inlines-hidden -fno-exceptions -Wall -W -fPIC -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_BUILD_LOCATION_LIB -DQT_BUILDING_QT -DQT_NO_CAST_TO_ASCII -DQT_ASCII_CAST_WARNINGS -DQT_MOC_COMPAT -DQT_USE_QSTRINGBUILDER -DQT_DEPRECATED_WARNINGS -DQT_DISABLE_DEPRECATED_BEFORE=0x050000 -DQT_NO_EXCEPTIONS -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE -DQT_NO_DEBUG -DQT_POSITIONING_LIB -DQT_QUICK_LIB -DQT_GUI_LIB -DQT_QML_LIB -DQT_NETWORK_LIB -DQT_CORE_LIB -DQT_NAMESPACE=TestNamespace -I. -I../3rdparty/poly2tri -I../3rdparty/clipper -I../3rdparty/clip2tri -I../positioning -I../imports/positioning -I. -Imaps -Iplaces -Ideclarativemaps -Ideclarativeplaces -I../../include -I../../include/QtLocation -I../../include/QtLocation/5.9.1 -I../../include/QtLocation/5.9.1/QtLocation -I../../include/QtPositioning/5.9.1 -I../../include/QtPositioning/5.9.1/QtPositioning -I../../include/QtPositioning -I/Users/qt/work/install/lib/QtQuick.framework/Headers/5.9.1 -I/Users/qt/work/install/lib/QtQuick.framework/Headers/5.9.1/QtQuick -I/Users/qt/work/install/lib/QtGui.framework/Headers/5.9.0 -I/Users/qt/work/install/lib/QtGui.framework/Headers/5.9.0/QtGui -I/Users/qt/work/install/lib/QtQml.framework/Headers/5.9.1 -I/Users/qt/work/install/lib/QtQml.framework/Headers/5.9.1/QtQml -I/Users/qt/work/install/lib/QtCore.framework/Headers/5.9.0 -I/Users/qt/work/install/lib/QtCore.framework/Headers/5.9.0/QtCore -I/Users/qt/work/install/lib/QtQuick.framework/Headers -I/Users/qt/work/install/lib/QtGui.framework/Headers -I/Users/qt/work/install/lib/QtQml.framework/Headers -I/Users/qt/work/install/lib/QtNetwork.framework/Headers -I/Users/qt/work/install/lib/QtCore.framework/Headers -I.moc -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.12.sdk/System/Library/Frameworks/OpenGL.framework/Headers -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.12.sdk/System/Library/Frameworks/AGL.framework/Headers -I/usr/local/opt/openssl/include -I/Users/qt/work/install/mkspecs/macx-clang -F/Users/qt/work/qt/qtlocation/lib -F/Users/qt/work/install/lib -o .obj/qdeclarativegeomapquickitem.o declarativemaps/qdeclarativegeomapquickitem.cpp
declarativemaps/qdeclarativegeomap.cpp:2146:59: error: no member named 'pointerEvent' in 'TestNamespace::QQuickPointerDevice'
        if (QQuickEventPoint *eventPointer = touchDevice->pointerEvent()->pointById(point.id()))
                                             ~~~~~~~~~~~  ^
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