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Xcode 3.1 vs Xcode 3.1.1

Compare critical compatibility fields before upgrading.

FieldXcode 3.1Xcode 3.1.1Diff
Release typestablestablesame
Edition--same
Release date2008-07-102008-07-23different
Minimum macOS10.510.5same
Swiftunknownunknownsame
iOS SDKunknownunknownsame
Build9M21999M2517different
Recommendation: keep production teams on stable releases unless you need to validate new SDK capabilities.