Marco Trudel wrote: > I do not crosscompile gmp and mpfr. Is that necessary? Anyway, the Yes. The compiler itself uses gmp/mpfr, so it requires a host version of the library. Your two prior compilers were both linux hosted and so used the native linux version of the libraries, but in order to produce a mingw-hosted gcc you need a mingw cross compiled gmp/mpfr available. Brian
