ClickHouse/utils/prepare-environment/install-clang.sh

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#!/usr/bin/env bash
set -e
BRANCH=trunk
#BRANCH=tags/RELEASE_400/final
THREADS=$(grep -c ^processor /proc/cpuinfo)
cd ~
sudo apt-get install -y subversion cmake3
mkdir llvm
cd llvm
svn co "http://llvm.org/svn/llvm-project/llvm/${BRANCH}" llvm
cd llvm/tools
svn co "http://llvm.org/svn/llvm-project/cfe/${BRANCH}" clang
cd ..
cd projects/
svn co "http://llvm.org/svn/llvm-project/compiler-rt/${BRANCH}" compiler-rt
cd ../..
mkdir build
cd build/
cmake -D CMAKE_BUILD_TYPE:STRING=Release ../llvm
make -j $THREADS
sudo make install
hash clang