Dockerfile.clang

ARG BASE=msvc-wine
FROM $BASE

RUN apt-get update && \
    apt-get install -y curl && \
    apt-get clean -y && \
    rm -rf /var/lib/apt/lists/*

# Newer versions of Ubuntu also provide a new enough version of Clang/lld
# to work with MSVC 2022 headers/libs, but clang-cl is only available with
# a version suffix, like "clang-cl-14" anyway.
RUN curl -LO https://github.com/llvm/llvm-project/releases/download/llvmorg-14.0.0/clang+llvm-14.0.0-x86_64-linux-gnu-ubuntu-18.04.tar.xz && \
    tar -Jxf clang+llvm*.tar.xz && \
    rm clang+llvm*.tar.xz && \
    mv clang+llvm* /opt/clang

ENV PATH=/opt/clang/bin:$PATH

COPY test/hello.c ./

RUN \
    for arch in x86 x64 arm arm64; do \
        (BIN=/opt/msvc/bin/$arch . /opt/msvc/msvcenv-native.sh && \
            clang-cl --target=$TARGET_TRIPLE hello.c -fuse-ld=lld -Fehello-$arch.exe && \
            clang --target=$TARGET_TRIPLE hello.c -fuse-ld=lld -o hello-$arch.exe \
        ) || exit 1; \
    done