[issue40861] On Windows, liblzma is always built without optimization

Change by Steve Dower : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___ ___ P

[issue40861] On Windows, liblzma is always built without optimization

miss-islington added the comment: New changeset 298c8c895f0d4fdd23a16f959efac83039fa1d19 by Miss Islington (bot) in branch '3.9': bpo-40861: Enable optimizations when building liblzma (GH-20724) https://github.com/python/cpython/commit/298c8c895f0d4fdd23a16f959efac83039fa1d19 -- __

[issue40861] On Windows, liblzma is always built without optimization

miss-islington added the comment: New changeset 30513b62b936e3df8e4b6dd4d6b280a6b765 by Miss Islington (bot) in branch '3.8': bpo-40861: Enable optimizations when building liblzma (GH-20724) https://github.com/python/cpython/commit/30513b62b936e3df8e4b6dd4d6b280a6b765 -- __

[issue40861] On Windows, liblzma is always built without optimization

miss-islington added the comment: New changeset 62e7f9ab55a6426708d5316da6f07d3fe220b53a by Miss Islington (bot) in branch '3.7': bpo-40861: Enable optimizations when building liblzma (GH-20724) https://github.com/python/cpython/commit/62e7f9ab55a6426708d5316da6f07d3fe220b53a -- __

[issue40861] On Windows, liblzma is always built without optimization

Change by miss-islington : -- pull_requests: +19938 pull_request: https://github.com/python/cpython/pull/20727 ___ Python tracker ___ __

[issue40861] On Windows, liblzma is always built without optimization

Change by miss-islington : -- nosy: +miss-islington nosy_count: 6.0 -> 7.0 pull_requests: +19937 pull_request: https://github.com/python/cpython/pull/20726 ___ Python tracker _

[issue40861] On Windows, liblzma is always built without optimization

Change by miss-islington : -- pull_requests: +19939 pull_request: https://github.com/python/cpython/pull/20728 ___ Python tracker ___ __

[issue40861] On Windows, liblzma is always built without optimization

Steve Dower added the comment: New changeset 3a3a30c5a4622e18be9f7e4a239dc9e0d7c8054c by Steve Dower in branch 'master': bpo-40861: Enable optimizations when building liblzma (GH-20724) https://github.com/python/cpython/commit/3a3a30c5a4622e18be9f7e4a239dc9e0d7c8054c -- ___

[issue40861] On Windows, liblzma is always built without optimization

Change by Steve Dower : -- assignee: -> steve.dower ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://

[issue40861] On Windows, liblzma is always built without optimization

Change by Steve Dower : -- keywords: +patch pull_requests: +19934 stage: -> patch review pull_request: https://github.com/python/cpython/pull/20724 ___ Python tracker ___

[issue40861] On Windows, liblzma is always built without optimization

Ma Lin added the comment: Good catch. You can submit a PR to fix this. If you start from zero and do it slowly, it will take about a week or two. -- components: +Windows -Build nosy: +Ma Lin, paul.moore, steve.dower, tim.golden, zach.ware ___ Pyth

[issue40861] On Windows, liblzma is always built without optimization

New submission from Nikita Nemkin : Windows build system always builds liblzma with optimizations disabled (/Od), even in Release configuration. Compared to optimized build (/O2), compression speed is 2-2.5x slower and module size is 30% larger. -- components: Build messages: 370702