Get LLVM source code

get-llvm.sh

#!/bin/sh
set -e
set -o pipefail

LLVM_TAG="RELEASE_601"
LLVM_SRC="${HOME}/llvm/src"

get_llvm_project() {
    svn export --force "https://llvm.org/svn/llvm-project/${1}/tags/${LLVM_TAG}/final" "${2}"
}

rm -rf "${LLVM_SRC}"
mkdir -p "${LLVM_SRC}"
get_llvm_project llvm "${LLVM_SRC}"
get_llvm_project lld "${LLVM_SRC}/tools/lld"
get_llvm_project cfe "${LLVM_SRC}/tools/clang"
get_llvm_project clang-tools-extra "${LLVM_SRC}/tools/clang/tools/extra"
get_llvm_project compiler-rt "${LLVM_SRC}/projects/compiler-rt"
get_llvm_project libcxx "${LLVM_SRC}/projects/libcxx"