parker@raspbian:~$ sudo dpkg -l | grep gcc
[sudo] password for parker:
ii  gcc                                   4:4.6.3-8                          armhf        GNU C compiler
ii  gcc-4.5-base:armhf                    4.5.3-12+rpi1                      armhf        The GNU Compiler Collection (base package)
ii  gcc-4.6                               4.6.3-12+rpi1                      armhf        GNU C compiler
ii  gcc-4.6-base:armhf                    4.6.3-12+rpi1                      armhf        GCC, the GNU Compiler Collection (base package)
ii  gcc-4.7                               4.7.2-4+rpi1                       armhf        GNU C compiler
ii  gcc-4.7-base:armhf                    4.7.2-4+rpi1                       armhf        GCC, the GNU Compiler Collection (base package)
ii  libgcc1:armhf                         1:4.7.2-4+rpi1                     armhf        GCC support library
parker@raspbian:~$