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# i386 multilib layer on top of the architecture-neutral base image, for the
# x86 builders and tests that cross-compile and run 32-bit (ia32) binaries.
FROM $DOCKER_IMAGE_PARENT
ENV DEBIAN_FRONTEND noninteractive
RUN dpkg --add-architecture i386 \
&& apt-get update \
&& apt-get install -y --no-install-recommends \
g++-multilib \
lib32z1-dev \
linux-libc-dev:i386 \
&& rm -rf /var/lib/apt/lists/* \
&& apt-get autoremove -y && apt-get clean -y
# Set a default command for debugging.
CMD ["/bin/bash", "--login"]