> Could you try downloading a 3.X gcc from MinGW to see whether that > makes a difference?
I've got the older installer from [1] (mingw-get-inst-20100831), which happens to have gcc 4.5.0, and I've finally been able to bootstrap with it (phew!!). Thanks Juanma and Eli for your help. Footnotes: [1] http://sourceforge.net/projects/mingw/files/Automated%20MinGW%20Installer/mingw-get-inst/ -- Dani Moncayo