René's URL Explorer Experiment


Title: bpo-29882: Fix portability bug introduced in GH-30774 by mdickinson · Pull Request #30794 · python/cpython · GitHub

Open Graph Title: bpo-29882: Fix portability bug introduced in GH-30774 by mdickinson · Pull Request #30794 · python/cpython

X Title: bpo-29882: Fix portability bug introduced in GH-30774 by mdickinson · Pull Request #30794 · python/cpython

Description: This PR fixes a portability bug in _Py_popcount32 that was introduced in GH-30774, and adds a comment explaining why the final line of the function is delicate. Prior discussions: bpo-29882: Add a...

Open Graph Description: This PR fixes a portability bug in _Py_popcount32 that was introduced in GH-30774, and adds a comment explaining why the final line of the function is delicate. Prior discussions: bpo-29882: Add a...

X Description: This PR fixes a portability bug in _Py_popcount32 that was introduced in GH-30774, and adds a comment explaining why the final line of the function is delicate. Prior discussions: bpo-29882: Add a...

Opengraph URL: https://github.com/python/cpython/pull/30794

X: @github

direct link

Domain: github.com

route-pattern/_view_fragments/voltron/pull_requests/show/:user_id/:repository/:id/pull_request_layout(.:format)
route-controllervoltron_pull_requests_fragments
route-actionpull_request_layout
fetch-noncev2:c61f2590-3619-7968-7c27-8b3870888554
current-catalog-service-hashae870bc5e265a340912cde392f23dad3671a0a881730ffdadd82f2f57d81641b
request-idE74A:8D142:7CA89B:A9EF3C:696AB266
html-safe-noncea4981d5ec400eb95fd16156b94aaf749ce333be66b33b64e482c2483dfd723b1
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJFNzRBOjhEMTQyOjdDQTg5QjpBOUVGM0M6Njk2QUIyNjYiLCJ2aXNpdG9yX2lkIjoiODg4Mjc5ODYwMzk3NzUzNjEwMiIsInJlZ2lvbl9lZGdlIjoiaWFkIiwicmVnaW9uX3JlbmRlciI6ImlhZCJ9
visitor-hmac4e1a0fd5c776d8b546d0d1332d94e40381f771ca32c86e58c6a857fdb6959cc1
hovercard-subject-tagpull_request:829534325
github-keyboard-shortcutsrepository,pull-request-list,pull-request-conversation,pull-request-files-changed,copilot
google-site-verificationApib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-urlhttps://collector.github.com/github/collect
analytics-location///voltron/pull_requests_fragments/pull_request_layout
fb:app_id1401488693436528
apple-itunes-appapp-id=1477376905, app-argument=https://github.com/_view_fragments/voltron/pull_requests/show/python/cpython/30794/pull_request_layout
twitter:imagehttps://opengraph.githubassets.com/dcf0e14021096b94429cac8d7007c1da000d232865fcf8b05266f5480e7db366/python/cpython/pull/30794
twitter:cardsummary_large_image
og:imagehttps://opengraph.githubassets.com/dcf0e14021096b94429cac8d7007c1da000d232865fcf8b05266f5480e7db366/python/cpython/pull/30794
og:image:altThis PR fixes a portability bug in _Py_popcount32 that was introduced in GH-30774, and adds a comment explaining why the final line of the function is delicate. Prior discussions: bpo-29882: Add a...
og:image:width1200
og:image:height600
og:site_nameGitHub
og:typeobject
og:author:usernamemdickinson
hostnamegithub.com
expected-hostnamegithub.com
None4fa1799b6a53c2d30c950d74230781bef9e7f61138c72c7727e4b83f0743752b
turbo-cache-controlno-preview
go-importgithub.com/python/cpython git https://github.com/python/cpython.git
octolytics-dimension-user_id1525981
octolytics-dimension-user_loginpython
octolytics-dimension-repository_id81598961
octolytics-dimension-repository_nwopython/cpython
octolytics-dimension-repository_publictrue
octolytics-dimension-repository_is_forkfalse
octolytics-dimension-repository_network_root_id81598961
octolytics-dimension-repository_network_root_nwopython/cpython
turbo-body-classeslogged-out env-production page-responsive
disable-turbofalse
browser-stats-urlhttps://api.github.com/_private/browser/stats
browser-errors-urlhttps://api.github.com/_private/browser/errors
release41f276818bd204c4a30a0281fb3c576298d9474c
ui-targetfull
theme-color#1e2327
color-schemelight dark

Links:

Skip to contenthttps://github.com/python/cpython/pull/30794#start-of-content
https://github.com/
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fpython%2Fcpython%2Fpull%2F30794
GitHub CopilotWrite better code with AIhttps://github.com/features/copilot
GitHub SparkBuild and deploy intelligent appshttps://github.com/features/spark
GitHub ModelsManage and compare promptshttps://github.com/features/models
MCP RegistryNewIntegrate external toolshttps://github.com/mcp
ActionsAutomate any workflowhttps://github.com/features/actions
CodespacesInstant dev environmentshttps://github.com/features/codespaces
IssuesPlan and track workhttps://github.com/features/issues
Code ReviewManage code changeshttps://github.com/features/code-review
GitHub Advanced SecurityFind and fix vulnerabilitieshttps://github.com/security/advanced-security
Code securitySecure your code as you buildhttps://github.com/security/advanced-security/code-security
Secret protectionStop leaks before they starthttps://github.com/security/advanced-security/secret-protection
Why GitHubhttps://github.com/why-github
Documentationhttps://docs.github.com
Bloghttps://github.blog
Changeloghttps://github.blog/changelog
Marketplacehttps://github.com/marketplace
View all featureshttps://github.com/features
Enterpriseshttps://github.com/enterprise
Small and medium teamshttps://github.com/team
Startupshttps://github.com/enterprise/startups
Nonprofitshttps://github.com/solutions/industry/nonprofits
App Modernizationhttps://github.com/solutions/use-case/app-modernization
DevSecOpshttps://github.com/solutions/use-case/devsecops
DevOpshttps://github.com/solutions/use-case/devops
CI/CDhttps://github.com/solutions/use-case/ci-cd
View all use caseshttps://github.com/solutions/use-case
Healthcarehttps://github.com/solutions/industry/healthcare
Financial serviceshttps://github.com/solutions/industry/financial-services
Manufacturinghttps://github.com/solutions/industry/manufacturing
Governmenthttps://github.com/solutions/industry/government
View all industrieshttps://github.com/solutions/industry
View all solutionshttps://github.com/solutions
AIhttps://github.com/resources/articles?topic=ai
Software Developmenthttps://github.com/resources/articles?topic=software-development
DevOpshttps://github.com/resources/articles?topic=devops
Securityhttps://github.com/resources/articles?topic=security
View all topicshttps://github.com/resources/articles
Customer storieshttps://github.com/customer-stories
Events & webinarshttps://github.com/resources/events
Ebooks & reportshttps://github.com/resources/whitepapers
Business insightshttps://github.com/solutions/executive-insights
GitHub Skillshttps://skills.github.com
Documentationhttps://docs.github.com
Customer supporthttps://support.github.com
Community forumhttps://github.com/orgs/community/discussions
Trust centerhttps://github.com/trust-center
Partnershttps://github.com/partners
GitHub SponsorsFund open source developershttps://github.com/sponsors
Security Labhttps://securitylab.github.com
Maintainer Communityhttps://maintainers.github.com
Acceleratorhttps://github.com/accelerator
Archive Programhttps://archiveprogram.github.com
Topicshttps://github.com/topics
Trendinghttps://github.com/trending
Collectionshttps://github.com/collections
Enterprise platformAI-powered developer platformhttps://github.com/enterprise
GitHub Advanced SecurityEnterprise-grade security featureshttps://github.com/security/advanced-security
Copilot for BusinessEnterprise-grade AI featureshttps://github.com/features/copilot/copilot-business
Premium SupportEnterprise-grade 24/7 supporthttps://github.com/premium-support
Pricinghttps://github.com/pricing
Search syntax tipshttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
documentationhttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fpython%2Fcpython%2Fpull%2F30794
Sign up https://github.com/signup?ref_cta=Sign+up&ref_loc=header+logged+out&ref_page=%2F%3Cuser-name%3E%2F%3Crepo-name%3E%2Fvoltron%2Fpull_requests_fragments%2Fpull_request_layout&source=header-repo&source_repo=python%2Fcpython
Reloadhttps://github.com/python/cpython/pull/30794
Reloadhttps://github.com/python/cpython/pull/30794
Reloadhttps://github.com/python/cpython/pull/30794
python https://github.com/python
cpythonhttps://github.com/python/cpython
Please reload this pagehttps://github.com/python/cpython/pull/30794
Notifications https://github.com/login?return_to=%2Fpython%2Fcpython
Fork 33.9k https://github.com/login?return_to=%2Fpython%2Fcpython
Star 71.1k https://github.com/login?return_to=%2Fpython%2Fcpython
Code https://github.com/python/cpython
Issues 5k+ https://github.com/python/cpython/issues
Pull requests 2.1k https://github.com/python/cpython/pulls
Actions https://github.com/python/cpython/actions
Projects 31 https://github.com/python/cpython/projects
Security Uh oh! There was an error while loading. Please reload this page. https://github.com/python/cpython/security
Please reload this pagehttps://github.com/python/cpython/pull/30794
Insights https://github.com/python/cpython/pulse
Code https://github.com/python/cpython
Issues https://github.com/python/cpython/issues
Pull requests https://github.com/python/cpython/pulls
Actions https://github.com/python/cpython/actions
Projects https://github.com/python/cpython/projects
Security https://github.com/python/cpython/security
Insights https://github.com/python/cpython/pulse
Sign up for GitHub https://github.com/signup?return_to=%2Fpython%2Fcpython%2Fissues%2Fnew%2Fchoose
terms of servicehttps://docs.github.com/terms
privacy statementhttps://docs.github.com/privacy
Sign inhttps://github.com/login?return_to=%2Fpython%2Fcpython%2Fissues%2Fnew%2Fchoose
Jump to bottomhttps://github.com/python/cpython/pull/30794#issue-comment-box
mdickinsonhttps://github.com/mdickinson
python:mainhttps://github.com/python/cpython/tree/main
mdickinson:fix-popcount-portabilityhttps://github.com/mdickinson/cpython/tree/fix-popcount-portability
bpo-29882: Fix portability bug introduced in GH-30774 https://github.com/python/cpython/pull/30794#top
mdickinsonhttps://github.com/mdickinson
python:mainhttps://github.com/python/cpython/tree/main
mdickinson:fix-popcount-portabilityhttps://github.com/mdickinson/cpython/tree/fix-popcount-portability
Conversation 7 https://github.com/python/cpython/pull/30794
Commits 2 https://github.com/python/cpython/pull/30794/commits
Checks 0 https://github.com/python/cpython/pull/30794/checks
Files changed https://github.com/python/cpython/pull/30794/files
Please reload this pagehttps://github.com/python/cpython/pull/30794
https://github.co/hiddenchars
https://github.com/python/cpython/pull/{{ revealButtonHref }}
https://github.com/mdickinson
mdickinsonhttps://github.com/mdickinson
Jan 22, 2022https://github.com/python/cpython/pull/30794#issue-1111597407
Please reload this pagehttps://github.com/python/cpython/pull/30794
GH-30774https://github.com/python/cpython/pull/30774
bpo-29882: Add an efficient popcount method for integers #771 (comment)https://github.com/python/cpython/pull/771#discussion_r432425043
bpo-29882: Add _Py_popcount32() function #20518 (comment)https://github.com/python/cpython/pull/20518#discussion_r432822005
bpo-29882: _Py_popcount32() doesn't need 64x64 multiply #30774 (comment)https://github.com/python/cpython/pull/30774#issuecomment-1019081989
https://bugs.python.org/issue29882https://bugs.python.org/issue29882
Please reload this pagehttps://github.com/python/cpython/pull/30794
https://github.com/mdickinson
bpo-29882: Fix portability bug introduced inhttps://github.com/python/cpython/pull/30794/commits/ff5ba307aaa9989448110e98df0600ddab6e1da6
pythonGH-30774https://github.com/python/cpython/pull/30774
ff5ba30https://github.com/python/cpython/pull/30794/commits/ff5ba307aaa9989448110e98df0600ddab6e1da6
https://github.com/mdickinson
mdickinsonhttps://github.com/mdickinson
skip news https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22skip%20news%22
Jan 22, 2022https://github.com/python/cpython/pull/30794#event-5937046556
https://github.com/mdickinson
mdickinsonhttps://github.com/mdickinson
vstinnerhttps://github.com/vstinner
January 22, 2022 15:26https://github.com/python/cpython/pull/30794#event-5937046975
https://github.com/mdickinson
mdickinsonhttps://github.com/mdickinson
Jan 22, 2022 https://github.com/python/cpython/pull/30794#ref-pullrequest-1111027954
bpo-29882: _Py_popcount32() doesn't need 64x64 multiply #30774 https://github.com/python/cpython/pull/30774
https://github.com/mdickinson
mdickinsonhttps://github.com/mdickinson
skip issue https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22skip%20issue%22
skip issue https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22skip%20issue%22
Jan 22, 2022https://github.com/python/cpython/pull/30794#event-5937077657
https://github.com/vstinner
vstinnerhttps://github.com/vstinner
Jan 22, 2022https://github.com/python/cpython/pull/30794#issuecomment-1019326160
#30774 (comment)https://github.com/python/cpython/pull/30774#issuecomment-1019278309
Please reload this pagehttps://github.com/python/cpython/pull/30794
https://github.com/mdickinson
mdickinsonhttps://github.com/mdickinson
Jan 22, 2022https://github.com/python/cpython/pull/30794#issuecomment-1019330921
Please reload this pagehttps://github.com/python/cpython/pull/30794
https://github.com/mdickinson
Add test for the value 2**28 + 1https://github.com/python/cpython/pull/30794/commits/58659fa7397d06627673f403938ba94c310fa6dc
58659fahttps://github.com/python/cpython/pull/30794/commits/58659fa7397d06627673f403938ba94c310fa6dc
https://github.com/vstinner
vstinnerhttps://github.com/vstinner
Jan 22, 2022 https://github.com/python/cpython/pull/30794#pullrequestreview-860248860
View reviewed changes https://github.com/python/cpython/pull/30794/files/58659fa7397d06627673f403938ba94c310fa6dc
vstinnerhttps://github.com/vstinner
https://github.com/python/cpython/pull/30794#pullrequestreview-860248860
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
Please reload this pagehttps://github.com/python/cpython/pull/30794
https://github.com/bedevere-bot
bedevere-bothttps://github.com/bedevere-bot
awaiting merge https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22awaiting%20merge%22
Jan 22, 2022https://github.com/python/cpython/pull/30794#event-5937538508
https://github.com/vstinner
vstinnerhttps://github.com/vstinner
Jan 22, 2022 https://github.com/python/cpython/pull/30794#pullrequestreview-860248918
View reviewed changes https://github.com/python/cpython/pull/30794/files/58659fa7397d06627673f403938ba94c310fa6dc
Include/internal/pycore_bitutils.hhttps://github.com/python/cpython/pull/30794/files/58659fa7397d06627673f403938ba94c310fa6dc#diff-475908a2e2415758b364235b5adc05545696e4d0f9265ae2dae34c6ad0e58c50
vstinnerhttps://github.com/vstinner
Jan 22, 2022https://github.com/python/cpython/pull/30794#discussion_r790193787
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
Please reload this pagehttps://github.com/python/cpython/pull/30794
mdickinsonhttps://github.com/mdickinson
Jan 23, 2022https://github.com/python/cpython/pull/30794#discussion_r790253134
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
@vstinnerhttps://github.com/vstinner
#30774https://github.com/python/cpython/pull/30774
Please reload this pagehttps://github.com/python/cpython/pull/30794
https://github.com/tim-one
tim-onehttps://github.com/tim-one
Jan 22, 2022 https://github.com/python/cpython/pull/30794#pullrequestreview-860249071
View reviewed changes https://github.com/python/cpython/pull/30794/files/58659fa7397d06627673f403938ba94c310fa6dc
tim-onehttps://github.com/tim-one
https://github.com/python/cpython/pull/30794#pullrequestreview-860249071
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
Please reload this pagehttps://github.com/python/cpython/pull/30794
https://github.com/mdickinson
mdickinsonhttps://github.com/mdickinson
83a0ef2https://github.com/python/cpython/commit/83a0ef2162aa379071e243f1b696aa6814edcd2a
Jan 23, 2022https://github.com/python/cpython/pull/30794#event-5937998406
https://github.com/bedevere-bot
bedevere-bothttps://github.com/bedevere-bot
awaiting merge https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22awaiting%20merge%22
Jan 23, 2022https://github.com/python/cpython/pull/30794#event-5937998433
https://github.com/bedevere-bot
bedevere-bothttps://github.com/bedevere-bot
Jan 23, 2022https://github.com/python/cpython/pull/30794#issuecomment-1019450604
@mdickinsonhttps://github.com/mdickinson
Please reload this pagehttps://github.com/python/cpython/pull/30794
https://github.com/mdickinson
mdickinsonhttps://github.com/mdickinson
January 23, 2022 09:59https://github.com/python/cpython/pull/30794#event-5937998440
https://github.com/python/cpython/pull/30794
niklasfhttps://github.com/python/cpython/pull/30794
Nov 13, 2022 https://github.com/python/cpython/pull/30794#ref-issue-1198970466
Add an efficient popcount method for integers #74068 https://github.com/python/cpython/issues/74068
Sign up for freehttps://github.com/join?source=comment-repo
Sign in to commenthttps://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fpython%2Fcpython%2Fpull%2F30794
https://github.com/vstinner
vstinner https://github.com/vstinner
https://github.com/python/cpython/pull/30794/files/58659fa7397d06627673f403938ba94c310fa6dc
https://github.com/tim-one
tim-one https://github.com/tim-one
https://github.com/python/cpython/pull/30794/files/58659fa7397d06627673f403938ba94c310fa6dc
skip news https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22skip%20news%22
Please reload this pagehttps://github.com/python/cpython/pull/30794
https://github.com/mdickinson
https://github.com/vstinner
https://github.com/bedevere-bot
https://github.com/tim-one
https://github.com
Termshttps://docs.github.com/site-policy/github-terms/github-terms-of-service
Privacyhttps://docs.github.com/site-policy/privacy-policies/github-privacy-statement
Securityhttps://github.com/security
Statushttps://www.githubstatus.com/
Communityhttps://github.community/
Docshttps://docs.github.com/
Contacthttps://support.github.com?tags=dotcom-footer

Viewport: width=device-width


URLs of crawlers that visited me.