QNX650 build failure (x86 and arm)

The following compilation error occurs when building with Ubuntu 11.04 and qt5.git -> #5.4

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qcc -Vgcc_ntox86 -c -Wc,-include -Wc,.pch/Qt5Core -Wno-psabi -lang-c++ -msse2 -mfpmath=sse -O2 -fvisibility=hidden -fvisibility-inlines-hidden -Wc,-std=gnu++0x -Wall -W -D_REENTRANT -fPIC -shared -DQT_NO_CLIPBOARD -DQT_NO_MTDEV -DQT_NO_LIBUDEV -DQT_NO_EVDEV -DQT_NO_USING_NAMESPACE -DQT_BUILD_CORE_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 -DPCRE_HAVE_CONFIG_H -DPCRE_DISABLE_JIT -DQT_NO_ICONV -DQT_CORE_LIB -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE -DQT_NO_DEBUG -I../../mkspecs/qnx-x86-qcc -I. -I../../include -I../../include/QtCore -I../../include/QtCore/5.4.0 -I../../include/QtCore/5.4.0/QtCore -Iglobal -I../3rdparty/pcre -I../3rdparty/harfbuzz/src -I../3rdparty/md5 -I../3rdparty/md4 -I../3rdparty/sha3 -I.moc -I/opt/qnx650/target/qnx6/usr/include -I/opt/qnx650/target/qnx6/usr/include/freetype2 -o .obj/qwaitcondition_unix.o thread/qwaitcondition_unix.cpp
thread/qthreadpool.cpp: In member function 'void QThreadPoolPrivate::reset()':
thread/qthreadpool.cpp:274: error: using 'typename' outside of template
cc: /opt/qnx650/host/linux/x86/usr/lib/gcc/i486-pc-nto-qnx6.5.0/4.4.2/cc1plus error 1
make[3]: *** [.obj/qthreadpool.o] Error 1
make[3]: *** Waiting for unfinished jobs....
make[3]: Leaving directory `/work/build/qt5_workdir/w/s/qtbase/src/corelib'
make[2]: *** [sub-corelib-make_first] Error 2
make[2]: Leaving directory `/work/build/qt5_workdir/w/s/qtbase/src'
make[1]: *** [sub-src-make_first] Error 2
make[1]: Leaving directory `/work/build/qt5_workdir/w/s/qtbase'
make: *** [module-qtbase-make_first] Error 2