Originally Posted by silkenphoenixx
Most distros come with gcc at least, but whatever tools you need can always be downloaded and installed on just about any distro.
I agree both slackware and Gentoo are great for development work. In my expeience though most distros don't come with GCC installed, not by default anyway. Every distro I know of though does allow you to install it afterwards (except livecds for obvious reasons).