[5.7] Soften new unavailable conformance diagnostics #42540
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added 2 commits
April 21, 2022 11:05
…in DeclContext::dumpContext(). This makes the dumps more usable since these declarations otherwise don’t have usable filenames or line numbers.
In swiftlang#41054, we fixed an oversight which caused us to not notice when a user erased a concrete type to an existential using an unavailable conformance. Unfortunately, this is source-breaking and needs to be reduced to a warning in Swift 5 mode unless the user opts in. Fixes rdar://91940820.
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@swift-ci please test |
DougGregor
approved these changes
Apr 21, 2022
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Cherry-picks #42528 to release/5.7: