On Mon Feb 13 14:27:01 CST 2006, [email protected] wrote: > > I don't think that there is a PDP-10 port, though that might be closest > in some ways: no mmap, no real stuff from post-1981 Unix really, pretty > simple interface. GNU supports a rich variety of targets; what one is > most like Plan 9? QNX? VXworks? ECOS? Maybe DOS? I am not sure. > [...] > > The reason I wanted to start with gcc 0.9, a few years ago, was that in > the early days gcc would compile under just about any OS and C compiler > -- the newer gcc's only seem to compile under gcc. So you start with gcc > 0.9, get it to build under native plan 9, not APE, then bootstrap your > way forward to current. I have no idea if this will work, but I did > bootstrap gcc onto a lot of weird machines 15 years ago. It looks much > harder, however, to drop gcc 4.0 onto a non-gcc-like C compiler and get > it to go!
gcc 1.32 compiled on bsd 4.3 for me back in the day. that should cover the "no mmap" etc. also, perhaps tcc could bootstrap gcc? i know it has been used to compile the linux kernel, so it should be up to the task on x86-compatables. - erik
