cpython-debian-bolt.Dockerfile

ARG DEBIAN_VERSION=unstable

FROM debian:${DEBIAN_VERSION}

ARG LLVM_VERSION=20
ENV LLVM_VERSION=${LLVM_VERSION}

ARG DEBIAN_VERSION
ENV DEBIAN_VERSION=${DEBIAN_VERSION}

# Add LLVM GPG key
RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates wget gnupg \
    && rm -rf /var/lib/apt/lists/* \
    && mkdir -p /etc/apt/keyrings \
    && wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | gpg --dearmor -o /etc/apt/keyrings/llvm.gpg

# Add LLVM repositories
RUN if [ "${DEBIAN_VERSION}" = "unstable" ]; then \
        # When using `unstable`, the suffix is omitted
        DIST_SUFFIX=""; \
    else \
        DIST_SUFFIX="-${DEBIAN_VERSION}"; \
    fi && \
    if [ "${LLVM_VERSION}" = "20" ]; then \
        # When using `20`, the suffix is omitted
        LLVM_SUFFIX=""; \
    else \
        LLVM_SUFFIX="-${LLVM_VERSION}"; \
    fi && \
    echo "deb [signed-by=/etc/apt/keyrings/llvm.gpg] http://apt.llvm.org/${DEBIAN_VERSION}/ llvm-toolchain${DIST_SUFFIX} main" >> /etc/apt/sources.list.d/llvm.list && \
    echo "deb-src [signed-by=/etc/apt/keyrings/llvm.gpg] http://apt.llvm.org/${DEBIAN_VERSION}/ llvm-toolchain${DIST_SUFFIX} main" >> /etc/apt/sources.list.d/llvm.list && \
    echo "deb [signed-by=/etc/apt/keyrings/llvm.gpg] http://apt.llvm.org/${DEBIAN_VERSION}/ llvm-toolchain${DIST_SUFFIX}${LLVM_SUFFIX} main" >> /etc/apt/sources.list.d/llvm.list && \
    echo "deb-src [signed-by=/etc/apt/keyrings/llvm.gpg] http://apt.llvm.org/${DEBIAN_VERSION}/ llvm-toolchain${DIST_SUFFIX}${LLVM_SUFFIX} main" >> /etc/apt/sources.list.d/llvm.list

# Install LLVM
RUN apt-get update -y && apt-get install -y \
    libllvm-${LLVM_VERSION}-ocaml-dev \
    libllvm${LLVM_VERSION} \
    llvm-${LLVM_VERSION} \
    llvm-${LLVM_VERSION}-dev \
    llvm-${LLVM_VERSION}-doc \
    llvm-${LLVM_VERSION}-examples \
    llvm-${LLVM_VERSION}-runtime \
    clang-${LLVM_VERSION} \
    clang-tools-${LLVM_VERSION} \
    clang-${LLVM_VERSION}-doc \
    libclang-common-${LLVM_VERSION}-dev \
    libclang-${LLVM_VERSION}-dev \
    libclang1-${LLVM_VERSION} \
    clang-format-${LLVM_VERSION} \
    python3-clang-${LLVM_VERSION} \
    clangd-${LLVM_VERSION} \
    clang-tidy-${LLVM_VERSION} \
    lldb-${LLVM_VERSION} \
    lld-${LLVM_VERSION} \
    libc++-${LLVM_VERSION}-dev \
    libc++abi-${LLVM_VERSION}-dev \
    libbolt-${LLVM_VERSION}-dev \
    bolt-${LLVM_VERSION}

# Install Python build dependencies
RUN apt-get install -y \
    make \
    libc6 \
    build-essential \
    pkg-config \
    ccache \
    gdb \
    lcov \
    libb2-dev \
    libbz2-dev \
    libffi-dev \
    libgdbm-dev \
    libgdbm-compat-dev \
    liblzma-dev \
    libncurses5-dev \
    libreadline6-dev \
    libsqlite3-dev \
    libssl-dev \
    lzma \
    strace \
    tk-dev \
    uuid-dev \
    xvfb \
    zlib1g-dev


ADD . /cpython
WORKDIR /cpython

ENV CC=clang
ENV CXX=clang++
ENV PATH="/usr/lib/llvm-${LLVM_VERSION}/bin/:$PATH"

# Build CPython
RUN ./configure \
    --with-openssl="/usr/include/openssl" \
    --enable-bolt \
    --enable-optimizations

RUN make clean
RUN make -j8