Allow "protocol P : class, AnyObject..." for Swift 4 compatibility. #11987
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Because of the way we modeled the 'class' constraint in Swift <= 4, we allowed both 'class' and 'AnyObject' to be specified on a protocol, even in Swift 4 when they became equivalent. Recent refactoring started rejecting such code; allow it now. Fixes rdar://problem/34496151.
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@swift-ci please smoke test and merge |
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@swift-ci please smoke test and merge |
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Because of the way we modeled the 'class' constraint in Swift <= 4, we
allowed both 'class' and 'AnyObject' to be specified on a protocol,
even in Swift 4 when they became equivalent. Recent refactoring
started rejecting such code; allow it now.
Fixes rdar://problem/34496151.