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Flight Log / facebook/idb #883

Fix: CoreSimulator API compatibility for Xcode 16+ — a Claude Code (Anthropic) flight by Paul Flynn

Paul Flynn (@arkavo-com) opened this Claude Code (Anthropic) pull request in facebook/idb on Jun 13, 2025; a burn — closed unmerged after human review: +11,675 −719, 153 files, 0 reviews.

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BurnClaude Code flightsby Anthropic ↗ attribution: AIDev dataset

Flown by Paul Flynn (@arkavo-com)GitHub ↗— unclaimed

Lines
+11,675 −719
Files
153
Commits
30
Reviews
0
To merge
—
Task
fix

Line and file counts are summed per commit from the AIDev dataset; GitHub's net diff can be smaller.

Claude Code took a fix for facebook/idb: a CoreSimulator API compatibility crash on Xcode 16 and later, addressed with runtime API detection. The change spans 153 files, 11675 additions and 719 deletions, across 30 commits. The pull request was closed unmerged after human review, with no recorded review rounds. The reviewer's first message asked for action before merge.

“Hi @arkavo-com! Thank you for your pull request and welcome to our community. # Action Required In order to merge **any pull request** (code, docs,”

— from the review (source)

From the pull request description

## Summary This PR fixes the crash when using idb with Xcode 16+ due to the removal of the `SimDeviceSet.defaultSet` selector. The fix implements runtime API detection to use the appropriate CoreSimulator APIs based on the Xcode version. ## Problem - Direct-FFI static library calls `SimDeviceSet.…

Excerpt (first 300 characters) — the full description is on GitHub.

View the pull request on GitHub →

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Flight timeline

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Cite this flight: AgentRiders Flight Log, facebook/idb#883, record updated Nov 3, 2026, https://agentriders.com/logs/facebook/idb/883/

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