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gh-153568: Use FIRST sets to speed up parser choices #209527

gh-153568: Use FIRST sets to speed up parser choices

gh-153568: Use FIRST sets to speed up parser choices #209527

Triggered via pull request September 15, 2026 01:08
Status Cancelled
Total duration 10m 43s
Artifacts 1

build.yml

on: pull_request
Change detection  /  Create context from changed files
12s
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
Check if Autoconf files are up to date
26s
Check if Autoconf files are up to date
Check if generated files are up to date
3m 21s
Check if generated files are up to date
C API Docs  /  Check if all C APIs are documented
6s
C API Docs / Check if all C APIs are documented
Ubuntu (installed)  /  build, install and test
6m 11s
Ubuntu (installed) / build, install and test
iOS
9m 9s
iOS
Emscripten  /  build and test
9m 13s
Emscripten / build and test
WASI  /  build and test
5m 9s
WASI / build and test
Hypothesis tests on Ubuntu
9m 14s
Hypothesis tests on Ubuntu
Cross build Linux
5m 48s
Cross build Linux
Docs  /  Check EPUB
Docs / Check EPUB
Docs  /  Doctest
Docs / Doctest
Docs  /  Docs
Docs / Docs
Matrix: build-android
Docs  /  ...  /  Check for removed HTML IDs
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78 errors, 7 warnings, and 2 notices
CIFuzz / cpython3 (memory)
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CIFuzz / cpython3 (memory)
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CIFuzz / cpython3 (address)
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CIFuzz / cpython3 (address)
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CIFuzz / cpython3 (address)
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CIFuzz / cpython3 (undefined)
Canceling since a higher priority waiting request for Tests-pablogsal-gh-153568-first-set-dispatch exists
CIFuzz / cpython3 (undefined)
Path does not exist: cifuzz-sarif/results.sarif
CIFuzz / cpython3 (undefined)
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Windows / Build and test (x64, switch-case)
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Windows / Build and test (x64, switch-case)
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Windows (free-threading) / Build and test (x64, switch-case)
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Windows (free-threading) / Build and test (x64, switch-case)
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Windows (free-threading) / Build and test (x64, tail-call)
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Windows (free-threading) / Build and test (x64, tail-call)
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Windows / Build and test (x64, tail-call)
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Windows / Build and test (x64, tail-call)
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Windows / Build and test (Win32, switch-case)
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Windows / Build and test (Win32, switch-case)
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Windows / Build and test (arm64, switch-case)
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Windows / Build and test (arm64, switch-case)
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Android (x86_64)
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Android (x86_64)
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Emscripten / build and test
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Emscripten / build and test
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Hypothesis tests on Ubuntu
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Hypothesis tests on Ubuntu
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Windows (free-threading) / Build and test (arm64, switch-case)
Canceling since a higher priority waiting request for Tests-pablogsal-gh-153568-first-set-dispatch exists
Windows (free-threading) / Build and test (arm64, switch-case)
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Ubuntu / build and test (ubuntu-26.04-arm)
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Ubuntu / build and test (ubuntu-26.04-arm)
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Ubuntu (free-threading) / build and test (ubuntu-26.04-arm)
Canceling since a higher priority waiting request for Tests-pablogsal-gh-153568-first-set-dispatch exists
Ubuntu (free-threading) / build and test (ubuntu-26.04-arm)
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Ubuntu / build and test (ubuntu-26.04)
Canceling since a higher priority waiting request for Tests-pablogsal-gh-153568-first-set-dispatch exists
Ubuntu / build and test (ubuntu-26.04)
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Sanitizers / TSan (free-threading)
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Sanitizers / TSan (free-threading)
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Sanitizers / UBSan
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Sanitizers / UBSan
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Address sanitizer (ubuntu-26.04)
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Address sanitizer (ubuntu-26.04)
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Ubuntu (free-threading) / build and test (ubuntu-26.04)
Canceling since a higher priority waiting request for Tests-pablogsal-gh-153568-first-set-dispatch exists
Ubuntu (free-threading) / build and test (ubuntu-26.04)
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Sanitizers / TSan
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Sanitizers / TSan
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Ubuntu (bolt) / build and test (ubuntu-26.04)
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Ubuntu (bolt) / build and test (ubuntu-26.04)
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macOS / build and test (macos-26)
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macOS / build and test (macos-26)
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iOS
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iOS
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macOS / build and test (macos-26-intel)
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macOS / build and test (macos-26-intel)
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macOS (free-threading) / build and test (macos-26)
Canceling since a higher priority waiting request for Tests-pablogsal-gh-153568-first-set-dispatch exists
macOS (free-threading) / build and test (macos-26)
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Tests
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Tests
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Tests
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Tests
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Tests
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All required checks pass
Process completed with exit code 1.
Tests
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Tests
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Tests
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Tests
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Tests
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Tests
Canceling since a higher priority waiting request for Tests-pablogsal-gh-153568-first-set-dispatch exists
Tests
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Tests
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Tests
Canceling since a higher priority waiting request for Tests-pablogsal-gh-153568-first-set-dispatch exists
Tests
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Tests
Canceling since a higher priority waiting request for Tests-pablogsal-gh-153568-first-set-dispatch exists
Tests
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Tests
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Tests
Canceling since a higher priority waiting request for Tests-pablogsal-gh-153568-first-set-dispatch exists
Tests
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Tests
Canceling since a higher priority waiting request for Tests-pablogsal-gh-153568-first-set-dispatch exists
Tests
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Tests
Canceling since a higher priority waiting request for Tests-pablogsal-gh-153568-first-set-dispatch exists
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]
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]
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!
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!
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"
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"

Artifacts

Produced during runtime
Name Size Digest
UBSan-logs-default
363 Bytes
sha256:5c02dfc6289a4974a2bab134aaa42bab2b5a04a7ab0b674c6790112c4509f505