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MDBF-1185: Clang 22 released - update image #916

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Merged
RazvanLiviuVarzaru merged 3 commits into from
Mar 4, 2026
Merged

MDBF-1185: Clang 22 released - update image #916

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cbedac6
MDBF-1185: Clang 22 released - update image
grooverdan Feb 26, 2026
08a2190
MDBF-1185: apt.llvm.org GPG has been updated to non-sha1
grooverdan Feb 26, 2026
b7c4892
MDBF-1185: msan - clang 22 - need libunwind
grooverdan Feb 26, 2026
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16 changes: 7 additions & 9 deletions ci_build_images/msan.fragment.Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -2,14 +2,14 @@

# msan.fragment.Dockerfile
# this is to create images with MSAN for BB workers
ARG CLANG_VERSION=20
ARG CLANG_VERSION=22

# earliest tested version known to work - 19

# This CLANG_DEV_VERSION is a marker to make it possible to build a msan builder
# from the nightly clang versions as they are in a differently name repositories.
# This maps to the https://apt.llvm.org/ under "development" branch version.
ENV CLANG_DEV_VERSION=22
ENV CLANG_DEV_VERSION=23

WORKDIR /msan-build

Expand All @@ -21,10 +21,6 @@ ENV MSAN_SYMBOLIZER_PATH=/usr/bin/llvm-symbolizer-${CLANG_VERSION}
ENV CFLAGS="-fno-omit-frame-pointer -O2 -g"
ENV CXXFLAGS="$CFLAGS"

# https://github.com/llvm/llvm-project/issues/179147
RUN mkdir -p /etc/crypto-policies/back-ends \
&& printf '[hash_algorithms]\nsha1 = "always"' >> /etc/crypto-policies/back-ends/sequoia.config

# hadolint ignore=SC2046,DL3003
RUN . /etc/os-release \
&& export LLVM_ENABLE_RUNTIMES="libcxx;libcxxabi;libunwind" \
Expand Down Expand Up @@ -66,10 +62,12 @@ RUN . /etc/os-release \
&& cd .. \
&& rm -rf -- *

RUN if [ "${CLANG_VERSION}" -le 20 ]; then \
for f in "$MSAN_LIBDIR"/libunwind*; do mv "$f" "$f"-disable; done \
RUN for f in "$MSAN_LIBDIR"/libunwind*; do mv "$f" "$f"-disable; done; \
if [ "${CLANG_VERSION}" -ge 22 ]; then \
apt-get -y install --no-install-recommends libunwind-19; \
fi
# libunwrap move/disable because of https://github.com/llvm/llvm-project/issues/128621
# libunwind move/disable because of https://github.com/llvm/llvm-project/issues/128621
# libunwind-19 meets ABI compatibility as its now linked to built executables.

COPY msan.instrumentedlibs.sh /msan-build
RUN ./msan.instrumentedlibs.sh
Expand Down