convert AdtDef::destructor to on-demand #40178
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This removes the Cell from AdtDef. Also, moving destructor validity checking to on-demand (forced during item-type checking) ensures that invalid destructors can't cause ICEs. Fixes rust-lang#38868. Fixes rust-lang#40132.
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@bors r+ |
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📌 Commit e294fd5 has been approved by |
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☀️ Test successful - status-appveyor, status-travis |
bjorn3
reviewed
Mar 9, 2017
| /// invoked even when there are lifetimes in the type-structure of | ||
| /// `adt` that do not strictly outlive the adt value itself. | ||
| /// (This allows programs to make cyclic structures without | ||
| /// resorting to unasfe means; see RFCs 769 and 1238). |
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This removes the
CellfromAdtDef. Also, moving destructor validitychecking to on-demand (forced during item-type checking) ensures that
invalid destructors can't cause ICEs.
Fixes #38868.
Fixes #40132.
r? @eddyb