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Pre-install all CI compilers in base Docker image #7879

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huydhn merged 1 commit into from
Mar 25, 2026
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Pre-install all CI compilers in base Docker image #7879

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39 changes: 39 additions & 0 deletions docker/Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,45 @@ RUN dnf install -y \
&& dnf clean all \
&& rm -rf /var/cache/dnf

# Install GCC toolset versions needed by CI.
# The manylinux_2_28 base image (AlmaLinux 8) ships with GCC 8 as the system
# default and bundles gcc-toolset-12 under /usr/local/bin. Install the
# additional toolset versions that PyTorch CI requires.
RUN dnf install -y \
gcc-toolset-11-gcc \
gcc-toolset-11-gcc-c++ \
gcc-toolset-11-gcc-gfortran \
gcc-toolset-13-gcc \
gcc-toolset-13-gcc-c++ \
gcc-toolset-13-gcc-gfortran \
gcc-toolset-14-gcc \
gcc-toolset-14-gcc-c++ \
gcc-toolset-14-gcc-gfortran \
&& dnf clean all \
&& rm -rf /var/cache/dnf

# Install pre-built clang 15 and 18 (clang 20 is already the system default)
RUN ARCH=$(uname -m) && PLATFORM="linux-${ARCH}" && \
for CLANG_VERSION in 15 18; do \
S3_URL="https://gha-artifacts.s3.amazonaws.com/clang/${PLATFORM}/clang-${CLANG_VERSION}/clang-${CLANG_VERSION}-${PLATFORM}.tar.gz" && \
INSTALL_DIR="/opt/clang-${CLANG_VERSION}" && \
echo "Installing clang ${CLANG_VERSION} from ${S3_URL}" && \
curl -fsSL "${S3_URL}" -o /tmp/clang.tar.gz && \
mkdir -p "${INSTALL_DIR}" && \
tar xzf /tmp/clang.tar.gz -C "${INSTALL_DIR}" --strip-components=1 && \
rm -f /tmp/clang.tar.gz; \
done

# Register clang runtime library directories so the linker can find libclang_rt.asan.so
# etc. without needing LD_LIBRARY_PATH hacks at CI time.
RUN for CLANG_VERSION in 15 18; do \
INSTALL_DIR="/opt/clang-${CLANG_VERSION}" && \
CLANG_RT_DIR=$("${INSTALL_DIR}/bin/clang" --print-runtime-dir 2>/dev/null || true) && \
if [ -n "${CLANG_RT_DIR}" ] && [ -d "${CLANG_RT_DIR}" ]; then \
echo "${CLANG_RT_DIR}" > "/etc/ld.so.conf.d/clang-${CLANG_VERSION}.conf"; \
fi; \
done && ldconfig

# Install uv (Python package manager) — needed before CUDA install for uv run
RUN curl -LsSf https://astral.sh/uv/install.sh | sh
ENV PATH="/root/.local/bin:${PATH}"
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