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gh-161666: Fix undefined left shifts in stack_swap() #219093

gh-161666: Fix undefined left shifts in stack_swap()

gh-161666: Fix undefined left shifts in stack_swap() #219093

Triggered via pull request November 11, 2026 12:34
Status Failure
Total duration 35m 50s
Artifacts 4

build.yml

on: pull_request
Change detection  /  Create context from changed files
15s
Change detection / Create context from changed files
Matrix: build-ios
Matrix: build-macos
Matrix: build-san
Matrix: Ubuntu SSL tests
Matrix: build-ubuntu
Matrix: build-windows
Matrix: cifuzz
Docs  /  Doctest
6m 8s
Docs / Doctest
Docs  /  Check EPUB
1m 59s
Docs / Check EPUB
Check if Autoconf files are up to date
25s
Check if Autoconf files are up to date
Check if generated files are up to date
5m 6s
Check if generated files are up to date
C API Docs  /  Check if all C APIs are documented
13s
C API Docs / Check if all C APIs are documented
Ubuntu (installed)  /  build, install and test
5m 58s
Ubuntu (installed) / build, install and test
Emscripten  /  build and test
15m 12s
Emscripten / build and test
WASI  /  build and test
4m 55s
WASI / build and test
Hypothesis tests on Ubuntu
8m 42s
Hypothesis tests on Ubuntu
Lazy imports enabled  /  Run Tests with lazy_imports=all
9m 57s
Lazy imports enabled / Run Tests with lazy_imports=all
Cross build Linux
4m 19s
Cross build Linux
Matrix: build-android
Docs  /  ...  /  Check for removed HTML IDs
1m 36s
Docs / Check for removed HTML IDs / Check for removed HTML IDs
All required checks pass
3s
All required checks pass
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Annotations

4 errors, 5 warnings, and 14 notices
Docs / Check EPUB
Process completed with exit code 1.
Docs / Docs
Process completed with exit code 2.
iOS
Process completed with exit code 1.
All required checks pass
Process completed with exit code 1.
Workflow execution policy warning (evaluate mode): .github/workflows/build.yml#L1
Event 'pull_request' is not allowed to trigger Actions workflows. Workflow file: '.github/workflows/build.yml'.
Hypothesis tests on Ubuntu
No files were found with the provided path: /home/runner/work/cpython/cpython-builddir/.hypothesis/examples/. No artifacts will be uploaded.
macOS / build and test (macos-26)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS (free-threading) / build and test (macos-26)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS / build and test (macos-26-intel)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
Change detection / Create context from changed files
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"
C API Docs / Check if all C APIs are documented
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"
Docs / Check EPUB
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"
Docs / Docs
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"
Docs / Check for removed HTML IDs / Check for removed HTML IDs
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"
Android (aarch64)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
macOS / build and test (macos-26)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
macOS (free-threading) / build and test (macos-26)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
CIFuzz / cpython3 (address)
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"
iOS
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
CIFuzz / cpython3 (undefined)
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"
CIFuzz / cpython3 (memory)
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"
iOS (free-threading)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
All required checks pass
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"

Artifacts

Produced during runtime
Name Size Digest
ASan-logs-default
2.5 KB
sha256:9bd082bb8e28e8981ddec61d065ede4d531764020a65e9cdb7161d6e380598e2
MSan-logs-default
209 Bytes
sha256:eca605cf98fc172ba2d764971cce365331d3002c6d956c473f49e2a54eee0f2e
UBSan-logs-default
1.17 KB
sha256:0924c784f779f7acf031485889a4a907868e63cf9af71430a591aa8d0cf251d5
html-ids-head.json.gz
132 KB
sha256:859f6d102b065facf0b829d5ee693c0f92c48ba15b699d2e911e92624cb3b3dd