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#!/bin/sh
set -ex
# Originally from https://github.com/llvm/llvm-project/releases/download/llvmorg-15.0.6/clang+llvm-15.0.6-x86_64-linux-gnu-ubuntu-18.04.tar.xz
curl https://ci-mirrors.rust-lang.org/rustc/2022-12-06-clang%2Bllvm-15.0.6-x86_64-linux-gnu-ubuntu-18.04.tar.xz | \
tar xJf -
bin="$PWD/clang+llvm-15.0.6-x86_64-linux-gnu-ubuntu-18.04/bin"
git clone https://github.com/WebAssembly/wasi-libc
cd wasi-libc
git reset --hard 7018e24d8fe248596819d2e884761676f3542a04
make -j$(nproc) \
CC="$bin/clang" \
NM="$bin/llvm-nm" \
AR="$bin/llvm-ar" \
INSTALL_DIR=/wasm32-wasi \
install
cd ..
rm -rf wasi-libc
rm -rf clang+llvm*
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