FROM ubuntu:20.04

ENV DEBIAN_FRONTEND noninteractive

RUN apt-get update -y
RUN apt-get install -y git build-essential cmake ninja-build python3 python3-pip

RUN git clone --depth=1 https://github.com/llvm/llvm-project.git

RUN mkdir /llvm-project/build
WORKDIR /llvm-project/build
RUN cmake ../llvm -G"Ninja" -DLLVM_ENABLE_PROJECTS="clang" -DCMAKE_BUILD_TYPE=Release
RUN ninja install

WORKDIR /
RUN rm -r /llvm-project