mittos64/toolchain/build-toolchain.sh

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#!/bin/sh -e
apk --update add build-base
apk add gmp-dev mpfr-dev mpc1-dev
apk add make
apk add grub-bios xorriso
apk add qemu-system-x86_64 gdb
rm -rf /var/cache/apk/*
target=x86_64-elf
binutils=binutils-2.29
gcc=gcc-7.2.0
cd /opt
wget http://ftp.gnu.org/gnu/binutils/${binutils}.tar.gz
tar -xf ${binutils}.tar.gz
mkdir binutils-build && cd binutils-build
../${binutils}/configure \
--target=${target} \
--disable-nls \
--disable-werror \
--with-sysroot \
make
make install
cd /opt
wget http://ftp.gnu.org/gnu/gcc/${gcc}/${gcc}.tar.gz
tar -xf ${gcc}.tar.gz
mkdir gcc-build && cd gcc-build
../${gcc}/configure \
--target=${target} \
--disable-nls \
--enable-languages=c \
--without-headers \
make all-gcc all-target-libgcc
make install-gcc install-target-libgcc
apk del build-base
cd /
rm -rf /opt