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@cipolleschi cipolleschi commented Dec 16, 2025

Summary:

This change remove the legacy arch by default from React Native iOS.

Users can still put the code back by using RCT_REMOVE_LEGACY_ARCH=0 bundle exec pod install

Changelog:

[iOS][Breaking] - Remove legacy arch by default

Test Plan:

Tested with RNTester that the app build correctly.
Also verified that the artifacts produced by the prebuilds are smaller than the one built before the change.

@meta-cla meta-cla bot added the CLA Signed This label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed. label Dec 16, 2025
@cipolleschi cipolleschi marked this pull request as ready for review December 16, 2025 11:03
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meta-codesync bot commented Dec 16, 2025

@cipolleschi has imported this pull request. If you are a Meta employee, you can view this in D89276102.

@cipolleschi cipolleschi force-pushed the cipolleschi/remove-legacy-arch-by-default branch 9 times, most recently from 8595581 to c3de3ef Compare December 17, 2025 12:59
@cipolleschi cipolleschi force-pushed the cipolleschi/remove-legacy-arch-by-default branch from 5069423 to 186aab3 Compare December 17, 2025 16:54
@cipolleschi cipolleschi force-pushed the cipolleschi/remove-legacy-arch-by-default branch from 186aab3 to 2de95cd Compare December 17, 2025 17:10
@meta-codesync meta-codesync bot closed this in c7f433a Dec 17, 2025
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This pull request was successfully merged by @cipolleschi in c7f433a

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@react-native-bot react-native-bot added the Merged This PR has been merged. label Dec 17, 2025
@facebook-github-bot facebook-github-bot added the Merged This PR has been merged. label Dec 17, 2025
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meta-codesync bot commented Dec 17, 2025

@cipolleschi merged this pull request in c7f433a.

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4 participants