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# We document platform support for minimum glibc 2.17 and kernel 3.2.
# CentOS 7 has headers for kernel 3.10, but that's fine as long as we don't
# actually use newer APIs in rustc or std without a fallback. It's more
# important that we match glibc for ELF symbol versioning.
FROM centos:7
WORKDIR /build
RUN yum upgrade -y && \
yum install -y epel-release && \
yum install -y \
automake \
bzip2 \
file \
cmake3 \
gcc \
gcc-c++ \
git \
glibc-devel.i686 \
glibc-devel.x86_64 \
libedit-devel \
libstdc++-devel.i686 \
libstdc++-devel.x86_64 \
make \
ncurses-devel \
openssl-devel \
patch \
perl \
pkgconfig \
python3 \
unzip \
wget \
xz \
zlib-devel.i686 \
zlib-devel.x86_64 \
&& yum clean all
RUN mkdir -p /rustroot/bin && ln -s /usr/bin/cmake3 /rustroot/bin/cmake
ENV PATH=/rustroot/bin:$PATH
ENV LD_LIBRARY_PATH=/rustroot/lib64:/rustroot/lib32:/rustroot/lib
ENV PKG_CONFIG_PATH=/rustroot/lib/pkgconfig
WORKDIR /tmp
RUN mkdir /home/user
COPY host-x86_64/dist-x86_64-linux/shared.sh /tmp/
# Need at least GCC 5.1 to compile LLVM nowadays
COPY host-x86_64/dist-x86_64-linux/build-gcc.sh /tmp/
RUN ./build-gcc.sh && yum remove -y gcc gcc-c++
# Now build LLVM+Clang, afterwards configuring further compilations to use the
# clang/clang++ compilers.
COPY host-x86_64/dist-x86_64-linux/build-clang.sh /tmp/
RUN ./build-clang.sh
ENV CC=clang CXX=clang++
# rustc-perf version from 2022-07-22
ENV PERF_COMMIT 3c253134664fdcba862c539d37f0de18557a9a4c
RUN curl -LS -o perf.zip https://github.com/rust-lang/rustc-perf/archive/$PERF_COMMIT.zip && \
unzip perf.zip && \
mv rustc-perf-$PERF_COMMIT rustc-perf && \
rm perf.zip
COPY scripts/sccache.sh /scripts/
RUN sh /scripts/sccache.sh
ENV PGO_HOST=x86_64-unknown-linux-gnu
ENV HOSTS=x86_64-unknown-linux-gnu
ENV RUST_CONFIGURE_ARGS \
--enable-full-tools \
--enable-sanitizers \
--enable-profiler \
--enable-compiler-docs \
--set target.x86_64-unknown-linux-gnu.linker=clang \
--set target.x86_64-unknown-linux-gnu.ar=/rustroot/bin/llvm-ar \
--set target.x86_64-unknown-linux-gnu.ranlib=/rustroot/bin/llvm-ranlib \
--set llvm.thin-lto=true \
--set llvm.ninja=false \
--set rust.jemalloc \
--set rust.use-lld=true \
--set rust.lto=thin
ENV SCRIPT ../src/ci/pgo.sh python3 ../x.py dist \
--host $HOSTS --target $HOSTS \
--include-default-paths \
build-manifest bootstrap
ENV CARGO_TARGET_X86_64_UNKNOWN_LINUX_GNU_LINKER=clang
# This is the only builder which will create source tarballs
ENV DIST_SRC 1
# When we build cargo in this container, we don't want it to use the system
# libcurl, instead it should compile its own.
ENV LIBCURL_NO_PKG_CONFIG 1
ENV DIST_REQUIRE_ALL_TOOLS 1
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