src/ci/docker/host-aarch64/aarch64-gnu-llvm-21/Dockerfile

FROM ubuntu:25.10

ARG DEBIAN_FRONTEND=noninteractive

RUN apt-get update && apt-get install -y --no-install-recommends \
  bzip2 \
  g++ \
  make \
  ninja-build \
  file \
  curl \
  ca-certificates \
  python3 \
  git \
  cmake \
  sudo \
  gdb \
  llvm-21-tools \
  llvm-21-dev \
  libedit-dev \
  libssl-dev \
  pkg-config \
  zlib1g-dev \
  xz-utils \
  nodejs \
  mingw-w64 \
  # libgccjit dependencies
  flex \
  libmpfr-dev \
  libgmp-dev \
  libmpc3 \
  libmpc-dev \
  && rm -rf /var/lib/apt/lists/*

COPY scripts/sccache.sh /scripts/
RUN sh /scripts/sccache.sh

# We are disabling CI LLVM since this builder is intentionally using a host
# LLVM, rather than the typical src/llvm-project LLVM.
ENV NO_DOWNLOAD_CI_LLVM="1"
ENV EXTERNAL_LLVM="1"

# Using llvm-link-shared due to libffi issues -- see #34486
ENV RUST_CONFIGURE_ARGS="--build=aarch64-unknown-linux-gnu \
      --llvm-root=/usr/lib/llvm-21 \
      --enable-llvm-link-shared \
      --set rust.randomize-layout=true \
      --set rust.thin-lto-import-instr-limit=10"

COPY scripts/shared.sh /scripts/

COPY scripts/stage_2_test_set1.sh /scripts/
COPY scripts/stage_2_test_set2.sh /scripts/

ENV SCRIPT="Must specify DOCKER_SCRIPT for this image"