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gh-156049: Add support for building with HWASAN #210521

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gh-156049: Add support for building with HWASAN

gh-156049: Add support for building with HWASAN #210521

Triggered via pull request September 22, 2026 17:22
@StanFromIrelandStanFromIreland
synchronize #156721
StanFromIreland:hwasan-support
Status Success
Total duration 36m 59s
Artifacts 2

build.yml

on: pull_request
Change detection  /  Create context from changed files
17s
Change detection / Create context from changed files
Matrix: Address sanitizer
Matrix: build-macos
Matrix: build-san
Matrix: Ubuntu SSL tests
Matrix: build-ubuntu
Matrix: build-windows
Matrix: cifuzz
Docs  /  Doctest
7m 4s
Docs / Doctest
Docs  /  Check EPUB
2m 35s
Docs / Check EPUB
Check if Autoconf files are up to date
42s
Check if Autoconf files are up to date
Check if generated files are up to date
4m 36s
Check if generated files are up to date
C API Docs  /  Check if all C APIs are documented
9s
C API Docs / Check if all C APIs are documented
Ubuntu (installed)  /  build, install and test
6m 0s
Ubuntu (installed) / build, install and test
iOS
21m 54s
iOS
Emscripten  /  build and test
18m 49s
Emscripten / build and test
WASI  /  build and test
5m 10s
WASI / build and test
Hypothesis tests on Ubuntu
10m 33s
Hypothesis tests on Ubuntu
Lazy imports enabled  /  Run Tests with lazy_imports=all
12m 39s
Lazy imports enabled / Run Tests with lazy_imports=all
Cross build Linux
4m 48s
Cross build Linux
Docs  /  Docs
2m 15s
Docs / Docs
Matrix: build-android
Docs  /  ...  /  Check for removed HTML IDs
2m 4s
Docs / Check for removed HTML IDs / Check for removed HTML IDs
All required checks pass
7s
All required checks pass
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Annotations

2 errors, 7 warnings, and 12 notices
Docs / Docs
Process completed with exit code 2.
Docs / Check EPUB
Process completed with exit code 1.
Cross build Linux: Parser/lexer/string.c#L81
variable ‘previous_end’ set but not used [-Wunused-but-set-variable]
Ubuntu (installed) / build, install and test: Parser/lexer/string.c#L81
variable ‘previous_end’ set but not used [-Wunused-but-set-variable]
macOS (free-threading) / build and test (macos-26)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS / build and test (macos-26)
`$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!
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.
Address sanitizer (ubuntu-26.04): Parser/lexer/string.c#L81
variable ‘previous_end’ set but not used [-Wunused-but-set-variable]
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 / 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 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 / 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"
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"
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"
Windows / Build and test (arm64, switch-case)
"The windows-11-arm label will migrate to use Visual Studio 2026 by default beginning September 21, 2026. For more information see https://github.com/actions/runner-images/issues/14602"
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 / python3-libraries (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"
Windows (free-threading) / Build and test (arm64, switch-case)
"The windows-11-arm label will migrate to use Visual Studio 2026 by default beginning September 21, 2026. For more information see https://github.com/actions/runner-images/issues/14602"
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
UBSan-logs-default
1.6 KB
sha256:aa186f51324ea4892feff20549c3f9562c05086eba6c921a649185830b54ea31
html-ids-head.json.gz
130 KB
sha256:f62801bdbbab16cce5003cb1d006a4c45efafc6be9490130bc9114a28a8bf182