quoting Lua list:
There are unofficial GCC 4.4 versions for Windows:
http://www.tdragon.net/recentgcc/
Really cool, a single 26 meg download with everything, rather than
that crappy mingw installer.
As for tools, I'm more than happy with SciTE plus GDB extensions (the
SciTE in LfW can actually debug C/C++ as well, in fact)