whiterabbit@pixfirewall:~/code/lgm> gcc -ggdb test.cpp -o test /tmp/cclXOULk.o: In function `__static_initialization_and_destruction_0': /usr/include/c++/4.1.2/iostream:76: undefined reference to `std::ios_base::Init::Init()' /tmp/cclXOULk.o: In function `__tcf_0': /usr/include/c++/4.1.2/iostream:76: undefined reference to `std::ios_base::Init::~Init()' /tmp/cclXOULk.o: In function `main': /home/whiterabbit/code/lgm/test.cpp:8: undefined reference to `std::cout' /home/whiterabbit/code/lgm/test.cpp:8: undefined reference to `std::basic_ostream >& std::operator<< >(std::basic_ostream >&, char const*)' /tmp/cclXOULk.o:(.eh_frame+0x11): undefined reference to `__gxx_personality_v0' collect2: ld returned 1 exit status