gcc/Dockerfile at master · MM0x02/gcc · GitHub

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FROM buildpack-deps:stretch

RUN set -ex; \
	apt-get update; \
	apt-get install -y --no-install-recommends \
		gnupg2 \
		dirmngr \
	; \
	rm -rf /var/lib/apt/lists/*

# https://gcc.gnu.org/mirrors.html
ENV GPG_KEYS \
	B215C1633BCA0477615F1B35A5B3A004745C015A \
	B3C42148A44E6983B3E4CC0793FA9B1AB75C61B8 \
	90AA470469D3965A87A5DCB494D03953902C9419 \
	80F98B2E0DAB6C8281BDF541A7C8C3B2F71EDF1C \
	7F74F97C103468EE5D750B583AB00996FC26A641 \
	33C235A34C46AA3FFB293709A328C3A2C3C45C06
RUN set -ex; \
	for key in $GPG_KEYS; do \
		gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$key"; \
	done

# Last Modified: 2017-05-02
ENV GCC_VERSION 7.1.0
# Docker EOL: 2018-05-02

RUN set -ex \
	&& buildDeps=' \
		dpkg-dev \
		flex \
	' \
	&& apt-get update \
	&& apt-get install -y --no-install-recommends $buildDeps \
	&& rm -r /var/lib/apt/lists/* \
	&& curl -fSL "http://ftpmirror.gnu.org/gcc/gcc-$GCC_VERSION/gcc-$GCC_VERSION.tar.bz2" -o gcc.tar.bz2 \
	&& curl -fSL "http://ftpmirror.gnu.org/gcc/gcc-$GCC_VERSION/gcc-$GCC_VERSION.tar.bz2.sig" -o gcc.tar.bz2.sig \
	&& gpg --batch --verify gcc.tar.bz2.sig gcc.tar.bz2 \
	&& mkdir -p /usr/src/gcc \
	&& tar -xf gcc.tar.bz2 -C /usr/src/gcc --strip-components=1 \
	&& rm gcc.tar.bz2* \
	&& cd /usr/src/gcc \
# "download_prerequisites" pulls down a bunch of tarballs and extracts them,
# but then leaves the tarballs themselves lying around
	&& ./contrib/download_prerequisites \
	&& { rm *.tar.* || true; } \
# explicitly update autoconf config.guess and config.sub so they support more arches/libcs
	&& wget -O config.guess "http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD" \
	&& wget -O config.sub "http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD" \
	&& dir="$(mktemp -d)" \
	&& cd "$dir" \
	&& gnuArch="$(dpkg-architecture --query DEB_BUILD_GNU_TYPE)" \
	&& /usr/src/gcc/configure \
		--build="$gnuArch" \
		--disable-multilib \
		--enable-languages=c,c++,fortran,go \
	&& make -j"$(nproc)" \
	&& make install-strip \
	&& cd .. \
	&& rm -rf "$dir" \
	&& apt-get purge -y --auto-remove $buildDeps

# gcc installs .so files in /usr/local/lib64...
RUN echo '/usr/local/lib64' > /etc/ld.so.conf.d/local-lib64.conf \
	&& ldconfig -v

# ensure that alternatives are pointing to the new compiler and that old one is no longer used
RUN set -x \
	&& dpkg-divert --divert /usr/bin/gcc.orig --rename /usr/bin/gcc \
	&& dpkg-divert --divert /usr/bin/g++.orig --rename /usr/bin/g++ \
	&& dpkg-divert --divert /usr/bin/gfortran.orig --rename /usr/bin/gfortran \
&& update-alternatives --install /usr/bin/cc cc /usr/local/bin/gcc 999