81617b gcc_stage1_cross_mingw32: adding missing dependencies (gmp,mpc,mpfr).

1 file Authored by midipix 4 years ago, Committed by Lucio Andrés Illanes Albornoz 4 years ago,
    gcc_stage1_cross_mingw32: adding missing dependencies (gmp,mpc,mpfr).
    
    Signed-off-by: Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de>