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Add windows arm64 wheel support #351

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Add windows arm64 wheel support #351

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02265c1
add arm64 tests
finnagin Jan 19, 2026
6cc233a
add windows arm64 builds
finnagin Jan 19, 2026
db4cc03
skip tag check
finnagin Jan 19, 2026
6b3f85b
revert fork branch trigger and check skip
finnagin Jan 21, 2026
56847aa
fix version omission
finnagin Jan 21, 2026
986d8c8
add arm64 build for 3.14
finnagin Jan 21, 2026
d4f210c
revert triggers and checks
finnagin Jan 21, 2026
c075bae
fix formatting
finnagin Jan 21, 2026
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7 changes: 6 additions & 1 deletion .github/workflows/build.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -8,8 +8,13 @@ jobs:
runs-on: ${{ matrix.os }}
strategy:
matrix:
os: [ubuntu-latest, windows-latest, macos-latest]
os: [ubuntu-latest, windows-latest, windows-11-arm, macos-latest]
python-version: ['3.9', '3.10', '3.11', '3.12', '3.13', '3.14']
exclude:
- os: windows-11-arm
python-version: '3.9'
- os: windows-11-arm
python-version: '3.10'

steps:
- uses: actions/checkout@v6
Expand Down
26 changes: 23 additions & 3 deletions .github/workflows/cibuildwheels.yml
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Expand Up @@ -15,11 +15,13 @@ jobs:
if: startsWith(github.event.ref, 'refs/tags')
strategy:
matrix:
os: [ubuntu-latest, windows-latest, macos-latest]
os: [ubuntu-latest, windows-latest, windows-11-arm, macos-latest]
arch: [x86_64, aarch64]
exclude:
- os: windows-latest
arch: aarch64
- os: windows-11-arm
arch: aarch64
- os: macos-latest
arch: aarch64

Expand Down Expand Up @@ -47,7 +49,7 @@ jobs:
arch: x86

- name: Build wheels (Windows x86)
if: runner.os == 'Windows'
if: runner.os == 'Windows' && runner.arch != 'ARM64'
run: |
python -m pip install cibuildwheel
python -m cibuildwheel --output-dir wheelhouse
Expand All @@ -64,7 +66,7 @@ jobs:
arch: amd64

- name: Build wheels (Windows / amd64)
if: runner.os == 'Windows'
if: runner.os == 'Windows' && runner.arch != 'ARM64'
run: |
python -m pip install cibuildwheel
python -m cibuildwheel --output-dir wheelhouse
Expand All @@ -75,6 +77,24 @@ jobs:
CIBW_TEST_COMMAND: python -m blosc.test
CIBW_BUILD_VERBOSITY: 1

- name: Install MSVC arm64
if: runner.os == 'Windows' && runner.arch == 'ARM64'
uses: ilammy/msvc-dev-cmd@v1
with:
arch: arm64

- name: Build wheels (Windows / arm64)
if: runner.os == 'Windows' && runner.arch == 'ARM64'
run: |
python -m pip install cibuildwheel
python -m cibuildwheel --output-dir wheelhouse
env:
CIBW_BUILD: 'cp39-win_arm64 cp310-win_arm64 cp311-win_arm64 cp312-win_arm64 cp313-win_arm64 cp314-win_arm64'
CIBW_BEFORE_BUILD: pip install -r requirements.txt
CIBW_BEFORE_TEST: pip install numpy
CIBW_TEST_COMMAND: python -m blosc.test
CIBW_BUILD_VERBOSITY: 1

- name: Build wheels (Linux / macOS)
if: runner.os != 'Windows'
run: |
Expand Down
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