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Fix macOS wheel OpenMP dependency resolution #12108

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Merged
RAMitchell merged 7 commits into from
Mar 19, 2026
Merged

Fix macOS wheel OpenMP dependency resolution #12108

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ee75c09
Fix macOS wheel OpenMP dependency resolution
RAMitchell Mar 19, 2026
3d2f090
Pin llvm-openmp for macOS wheel builds
RAMitchell Mar 19, 2026
d5bf973
Refine macOS wheel CI diagnostics and fallback build
RAMitchell Mar 19, 2026
802fe63
Disable OpenMP for Intel macOS wheels
RAMitchell Mar 19, 2026
ce6c1b6
Add macOS wheel linker diagnostics
RAMitchell Mar 19, 2026
f713306
Unlink Homebrew llvm in macOS wheel build
RAMitchell Mar 19, 2026
5b9c9a7
Unlink Homebrew llvm for macOS wheel build
RAMitchell Mar 19, 2026
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8 changes: 2 additions & 6 deletions ops/pipeline/build-python-wheels-macos.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -39,11 +39,7 @@ fi
# Tell delocate-wheel to not vendor libomp.dylib into the wheel
export CIBW_REPAIR_WHEEL_COMMAND_MACOS="delocate-wheel --require-archs {delocate_archs} -w {dest_dir} -v {wheel} --exclude libomp.dylib"

brew unlink llvm@18 || true

python -m pip install cibuildwheel
python -m cibuildwheel python-package --output-dir wheelhouse

# List dependencies of libxgboost.dylib
mkdir tmp
unzip -j wheelhouse/xgboost-*.whl xgboost/lib/libxgboost.dylib -d tmp
otool -L tmp/libxgboost.dylib
rm -rf tmp
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