GCC, the GNU Compiler Collection - GNU Project - Free Software Foundation (FSF)
I will try building a MinGW distribution some time later (and possibly x86-64 cross-compiler, too).Current release series: GCC 4.4.0
Status: 2009-03-13 (regression fixes and docs only).
Serious regressions. All regressions.
Previous release series: GCC 4.3.3
Status: 2009-01-24 (regression fixes and docs only).
Serious regressions. All regressions.
Active development: GCC 4.5.0 (changes)
Status: Stage 1, open for development.
Serious regressions. All regressions.