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GH-49767: [CI][C++] Disable mold on Ubuntu 24.04 to work around mold#1247 #50033

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Merged
kou merged 4 commits into from
May 26, 2026
+6 −1
Merged

GH-49767: [CI][C++] Disable mold on Ubuntu 24.04 to work around mold#1247 #50033

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b6cd86d
Workaround mold 2.30.0 _dl_relocate_object crash
tadeja May 25, 2026
e6cd1a6
Change to apt mold .deb install
tadeja May 25, 2026
c2db4fa
Newer mold version
tadeja May 25, 2026
c7db003
Disable mold on Ubuntu 24.04
tadeja May 26, 2026
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7 changes: 6 additions & 1 deletion ci/docker/ubuntu-24.04-cpp.dockerfile
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Expand Up @@ -176,6 +176,11 @@ RUN /arrow/ci/scripts/install_sccache.sh unknown-linux-musl /usr/local/bin
# provided by the distribution:
# - Abseil is old and we require a version that has CRC32C
# - opentelemetry-cpp-dev is not packaged
#
# Ubuntu 24.04 apt mold is 2.30.0 which has a non-determinism bug in section placement:
# https://github.com/rui314/mold/issues/1247 fixed in mold 2.31.0.
# See https://github.com/apache/arrow/issues/49767
# Re-enable ARROW_USE_MOLD if 2.31+ is released for apt Ubuntu 24.04.
ENV absl_SOURCE=BUNDLED \
ARROW_ACERO=ON \
ARROW_AZURE=ON \
Expand All @@ -197,7 +202,7 @@ ENV absl_SOURCE=BUNDLED \
ARROW_SUBSTRAIT=ON \
ARROW_USE_ASAN=OFF \
ARROW_USE_CCACHE=ON \
ARROW_USE_MOLD=ON \
ARROW_USE_MOLD=OFF \
ARROW_USE_UBSAN=OFF \
ARROW_WITH_BROTLI=ON \
ARROW_WITH_BZ2=ON \
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