>>>>> "Arnaud" == Arnaud Vandyck <arnaud.vandyck@ulg.ac.be> writes: Arnaud> I know '--main=' and I think '-o' do conflict with '-C'. Are there any Arnaud> other arguments that conflict with '-C'? `-D' and `-fjni'. Also, any link-time option provided by gcc generally, like -L. You might not get errors in all nonsense cases, I'm not sure. Tom