#!/bin/sh
set -eu

export MAKEFLAGS="-j$(nproc)"
export CFLAGS='-w'
export CXXFLAGS="$CFLAGS"

version_mrustc_rust=1.29.0
versions_llvm='7.1.0'
versions_rustc='1.30.1 1.31.1 1.32.0 1.33.0 1.34.2 1.35.0 1.36.0 1.37.0 1.38.0 1.39.0 1.40.0 1.41.1'

[ ! -d build/install-rustc-$version_mrustc_rust ] && ./build_mrustc.sh

for version in $versions_llvm; do
    [ ! -d build/install-llvm-$version ] && ./build_llvm.sh $version
done

last_version=$version_mrustc_rust
for version in $versions_rustc; do
    version_llvm=7.1.0
    [ ! -e build/install-rustc-$version/bin/cargo ] && ./build_rust.sh $last_version $version $version_llvm
    last_version=$version
done