The new Release 25.03 is out! You can download binaries for Windows and many major Linux distros here .
I have compiled the mingw gcc 4.5.2svn with gcc 4.6 LTO patch, and that means, we can compile many projects with LTO optimization, such as wxWidgets or Qt.Welcome to download.static gcc edition : http://pcxprj.googlecode.com/files/MinGW_win32_gcc4.5.2static_snapshots.7zshared gcc edition : http://pcxprj.googlecode.com/files/MinGW_win32_gcc4.5.2shared_snapshots.7z