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gh-159612: Build macOS CI with the tail-calling interpreter using Xcode clang #160778

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gh-159612: Build macOS CI with the tail-calling interpreter using Xcode clang #160778

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0a13cc7
Re-use the main macOS workflow for tail-calling
hugovk Oct 27, 2026
9e25d32
Only test tail-calling on macOS, as part of regular CI
hugovk Oct 27, 2026
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1 change: 1 addition & 0 deletions .github/workflows/reusable-macos.yml
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Expand Up @@ -51,6 +51,7 @@ jobs:
--enable-slower-safety \
--enable-safety \
${{ inputs.free-threading && '--disable-gil' || '' }} \
--with-tail-call-interp \
--prefix=/opt/python-dev \
--with-openssl="$(brew --prefix [email protected])"
- name: Build CPython
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25 changes: 0 additions & 25 deletions .github/workflows/tail-call.yml
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Expand Up @@ -23,31 +23,6 @@ env:
LLVM_VERSION: 21

jobs:
macos:
name: aarch64-apple-darwin/clang
runs-on: macos-26
timeout-minutes: 60
steps:
- uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
with:
persist-credentials: false
- uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97 # v7.0.0
with:
python-version: '3.11'
- name: Install dependencies
run: |
brew update
brew install llvm@${{ env.LLVM_VERSION }}
- name: Build
run: |
export SDKROOT="$(xcrun --show-sdk-path)"
export PATH="/opt/homebrew/opt/llvm@${{ env.LLVM_VERSION }}/bin:$PATH"
CC=clang-${{ env.LLVM_VERSION }} ./configure --with-tail-call-interp
make all --jobs 4
- name: Test
run: |
./python.exe -m test --multiprocess 0 --timeout 4500 --verbose2 --verbose3

linux:
name: ${{ matrix.target }}
runs-on: ${{ matrix.runner }}
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