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Introduce PredicateKind::Clause

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Santiago Pastorino 2022-11-24 18:14:58 -03:00
parent 42cc8e8f4e
commit 974e2837bb
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75 changed files with 568 additions and 407 deletions
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24
compiler/rustc_hir_analysis/src/check/dropck.rs
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@ -183,19 +183,27 @@ fn ensure_drop_predicates_are_implied_by_item_defn<'tcx>(
let predicate = predicate.kind();
let p = p.kind();
match (predicate.skip_binder(), p.skip_binder()) {
(ty::PredicateKind::Trait(a), ty::PredicateKind::Trait(b)) => {
relator.relate(predicate.rebind(a), p.rebind(b)).is_ok()
}
(ty::PredicateKind::Projection(a), ty::PredicateKind::Projection(b)) => {
relator.relate(predicate.rebind(a), p.rebind(b)).is_ok()
}
(
ty::PredicateKind::Clause(ty::Clause::Trait(a)),
ty::PredicateKind::Clause(ty::Clause::Trait(b)),
) => relator.relate(predicate.rebind(a), p.rebind(b)).is_ok(),
(
ty::PredicateKind::Clause(ty::Clause::Projection(a)),
ty::PredicateKind::Clause(ty::Clause::Projection(b)),
) => relator.relate(predicate.rebind(a), p.rebind(b)).is_ok(),
(
ty::PredicateKind::ConstEvaluatable(a),
ty::PredicateKind::ConstEvaluatable(b),
) => relator.relate(predicate.rebind(a), predicate.rebind(b)).is_ok(),
(
ty::PredicateKind::TypeOutlives(ty::OutlivesPredicate(ty_a, lt_a)),
ty::PredicateKind::TypeOutlives(ty::OutlivesPredicate(ty_b, lt_b)),
ty::PredicateKind::Clause(ty::Clause::TypeOutlives(ty::OutlivesPredicate(
ty_a,
lt_a,
))),
ty::PredicateKind::Clause(ty::Clause::TypeOutlives(ty::OutlivesPredicate(
ty_b,
lt_b,
))),
) => {
relator.relate(predicate.rebind(ty_a), p.rebind(ty_b)).is_ok()
&& relator.relate(predicate.rebind(lt_a), p.rebind(lt_b)).is_ok()