5.9: [SemanticARCOpts] Don't shorten owned lexical values lifetimes through deinit barriers. #65171
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Prevent joining lifetimes of copies with destroyed owned lexical values if there may be deinit barriers between the final consume of the copy and the destroy of the lexical value. rdar://108014714
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@swift-ci please test |
tbkka
approved these changes
Apr 14, 2023
The debug_step returns true for mayReadOrWriteMemory so it has to be handled there. rdar://108043268
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@swift-ci please test macos platform |
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Cherry-pick of #65164 .
Prevent joining lifetimes of copies with destroyed owned lexical values if there may be deinit barriers between the final consume of the copy and the destroy of the lexical value.
rdar://108014714