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Rollup merge of #112734 - dswij:bounds-predicates-clause, r=compiler-errors

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Make `Bound::predicates`  use `Clause`

Part of #107250

`Bound::predicates` returns an iterator over `Binder<_, Clause>` instead of `Predicate`.

I tried updating `explicit_predicates_of` as well, but it seems that it needs a lot more change than I thought. Will do it in a separate PR instead.
This commit is contained in:
Matthias Krüger 2023-06-18 08:06:43 +02:00 • committed by GitHub
commit 3436069c34
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6 changed files with 57 additions and 24 deletions
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7
compiler/rustc_middle/src/ty/mod.rs
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@ -1214,6 +1214,13 @@ impl<'tcx> ToPredicate<'tcx> for Clause<'tcx> {
}
}
impl<'tcx> ToPredicate<'tcx> for Binder<'tcx, Clause<'tcx>> {
#[inline(always)]
fn to_predicate(self, tcx: TyCtxt<'tcx>) -> Predicate<'tcx> {
tcx.mk_predicate(self.map_bound(|clause| ty::PredicateKind::Clause(clause)))
}
}
impl<'tcx> ToPredicate<'tcx> for TraitRef<'tcx> {
#[inline(always)]
fn to_predicate(self, tcx: TyCtxt<'tcx>) -> Predicate<'tcx> {