[Source Warning Control] Rename '@warn' to '@diagnose'#3305
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artemcm wants to merge 1 commit intoswiftlang:mainfrom
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[Source Warning Control] Rename '@warn' to '@diagnose'#3305artemcm wants to merge 1 commit intoswiftlang:mainfrom
artemcm wants to merge 1 commit intoswiftlang:mainfrom
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ahoppen
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Apr 3, 2026
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| func testWarnSpellingBackwardCompat() throws { | ||
| // The old @warn spelling should continue to work as an alias |
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Should we emit a warning for the @warn spelling?
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I think doing so in the compiler is probably sufficient:
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ahoppen
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Apr 17, 2026
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Needs swiftlang/swift-build#1348 to land for the failing jobs to go green. |
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Addressing feedback of the ongoing proposal review.
Corresponding proposal amendments in [SE-0522] Address Review Feedback swift-evolution#3206.
Companion change to [Source Warning Control] Rename
@warnto@diagnose& prevent printing it in Textual Interfaces swift#88205Affects only uses of the
@warnattribute, which has only so far existed as an experimental feature. Preserves the old spelling for compatibility.rdar://173774670
Low, due to only affecting feature-gated code.
Test suite amended with the new spelling with backwards-compatibility tests added for the old spelling.
@ahoppen