errors :

 `clang++ -c -pipe -g -include /include/CppUTest/MemoryLeakDetectorNewMacros.h -include /include/CppUTest/MemoryLeakDetectorMallocMacros.h -arch x86_64 -Wall -W -DQT_GUI_LIB -DQT_CORE_LIB -DQT_SHARED -I/usr/local/Cellar/qt/4.8.6/mkspecs/unsupported/macx-clang -I. -I/usr/local/Cellar/qt/4.8.6/lib/QtCore.framework/Versions/4/Headers -I/usr/local/Cellar/qt/4.8.6/lib/QtCore.framework/Versions/4/Headers -I/usr/local/Cellar/qt/4.8.6/lib/QtGui.framework/Versions/4/Headers -I/usr/local/Cellar/qt/4.8.6/lib/QtGui.framework/Versions/4/Headers -I/usr/local/Cellar/qt/4.8.6/include -I(CPPUTEST_HOME)/include -I. -F/usr/local/Cellar/qt/4.8.6/lib -o factorial.o factorial.cpp'
make: *** [factorial.o] Error 2