In message < or7lvkn62d.fsf@araguaia.dcc.unicamp.br >you write: > ... on platforms such as alphaev56-dec-osf4.0d and sparc-sun-solaris2.[56] > > _muldi3 > /home/msc/oliva/src/egcs/gcc/emit-rtl.c:580: Internal compiler error in fun > ction mark_user_reg I believe I know what's causing this. It's a bug in gengenrtl.c/genrtl.c. jeff