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Migrate predicates_of and caller_bounds to Clause

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This commit is contained in:
Michael Goulet
2023-06-22 18:17:13 +00:00
parent 36fb58e433
commit fbdef58414
77 changed files with 478 additions and 705 deletions
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6
compiler/rustc_trait_selection/src/traits/select/confirmation.rs
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@@ -1108,12 +1108,14 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
obligation.cause.span,
[source],
);
nested.push(predicate_to_obligation(tr.without_const().to_predicate(tcx)));
nested.push(predicate_to_obligation(tr.to_predicate(tcx)));
// If the type is `Foo + 'a`, ensure that the type
// being cast to `Foo + 'a` outlives `'a`:
let outlives = ty::OutlivesPredicate(source, r);
nested.push(predicate_to_obligation(ty::Binder::dummy(outlives).to_predicate(tcx)));
nested.push(predicate_to_obligation(
ty::Binder::dummy(ty::ClauseKind::TypeOutlives(outlives)).to_predicate(tcx),
));
}
// `[T; n]` -> `[T]`