mkdir ~/soft
mkdir ~/usr

cd ~/soft
rm -rf gcc-*
rm -rf gmp-*
rm -rf mpc-*
rm -rf mpfr-*

export GCC_VER=4.4.2
rm -f gcc-$GCC_VER.tar.gz
wget http://gcc-uk.internet.bs/releases/gcc-$GCC_VER/gcc-$GCC_VER.tar.gz
tar -zxvf gcc-$GCC_VER.tar.gz
mv gcc-$GCC_VER gcc-source

export GMP_VER=4.3.1
rm -f gmp-$GMP_VER.tar.gz
wget ftp://ftp.gmplib.org/pub/gmp-4.3.1/gmp-$GMP_VER.tar.gz
tar -zxvf gmp-$GMP_VER.tar.gz
mv gmp-$GMP_VER gcc-source/gmp

export MPFR_VER=2.4.2
rm -f mpfr-$MPFR_VER.tar.gz
wget http://www.mpfr.org/mpfr-current/mpfr-$MPFR_VER.tar.gz
tar -zxvf mpfr-$MPFR_VER.tar.gz
mv mpfr-$MPFR_VER gcc-source/mpfr

export MPC_VER=0.8.1
rm -f mpc-$MPC_VER.tar.gz
wget http://www.multiprecision.org/mpc/download/mpc-$MPC_VER.tar.gz
tar -zxvf mpc-$MPC_VER.tar.gz
mv mpc-$MPC_VER gcc-source/mpc

cd ~/soft
mkdir gcc-build
cd gcc-build
../gcc-source/configure --prefix=$HOME/usr --enable-languages=c++,fortran --enable-shared

make -j 2
make install

cd ..