build-gcc.sh

set -ex

if [[ ! -e ~/local/gcc-4.8.2/bin/g++ ]]; then
    pushd ~/

    PWD=`pwd`

    # install gmp
    wget http://ftp.gnu.org/gnu/gmp/gmp-5.1.2.tar.bz2
    tar xf gmp-5.1.2.tar.bz2
    pushd gmp-5.1.2
    ./configure --prefix=$PWD/local/gmp-5.1.2
    make install
    popd
    rm -r gmp-5.1.2

    # install mpfr
    wget http://www.mpfr.org/mpfr-current/mpfr-3.1.2.tar.gz
    tar xf mpfr-3.1.2.tar.gz
    pushd mpfr-3.1.2
    ./configure --prefix=$PWD/local/mpfr-3.1.2
    make install
    popd
    rm -r mpfr-3.1.2

    # install mpc
    wget http://www.multiprecision.org/mpc/download/mpc-1.0.1.tar.gz
    tar xf mpc-1.0.1.tar.gz
    pushd mpc-1.0.1
    ./configure --prefix=$PWD/local/mpc-1.0.1
    make install
    popd
    rm -r mpc-1.0.1

    # install gcc
    wget http://ftp.tsukuba.wide.ad.jp/software/gcc/releases/gcc-4.8.2/gcc-4.8.2.tar.gz
    tar xf gcc-4.8.2.tar.gz

    mkdir gcc-4.8.2_build
    pushd gcc-4.8.2_build
    ../gcc-4.8.2/configure --prefix=$PWD/local/gcc-4.8.2 --enable-languages=c,c++ --enable-lto --disable-multilib --without-ppl --without-cloog-ppl --enable-checking=release --disable-nls --with-mpc=$PWD/local/mpc-1.0.1/lib --with-mpfr=$PWD/local/mpfr-3.1.2 --with-gmp=$PWD/local/gmp-5.1.2
    nice make -j2
    popd

    rm -r gcc-4.8.2
    rm -r gcc-4.8.2_build

    popd
fi