[5.7] Sema: Diagnose @_backDeploy attributes on initializers and deinitializers #59284
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…lizers. Applying the `@_backDeploy` attribute to an initializer currently causes a duplicate symbol error at link time so for now reject it on those declarations for clarity. Also, reject it on deinitializers as well since the attribute cannot have the desired effect on `deinit`. Resolves rdar://94450734
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@swift-ci please test |
nkcsgexi
approved these changes
Jun 6, 2022
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Cherry-pick of #59283
Applying the
@_backDeployattribute to an initializer currently causes a duplicate symbol error at link time so for now reject it on those declarations for clarity. Also, reject it on deinitializers as well since the attribute cannot have the desired effect ondeinit.Resolves rdar://94450734