bjoernager/rust
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Split out ImplPolarity and PredicatePolarity

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This commit is contained in:
Michael Goulet 2024-03-21 15:45:28 -04:00
parent 1447f9d38c
commit 4b87c0b9c9
30 changed files with 169 additions and 95 deletions
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4
compiler/rustc_infer/src/infer/error_reporting/note_and_explain.rs
View file

@ -306,7 +306,7 @@ impl<T> Trait<T> for X {
.any(|(pred, _span)| match pred.kind().skip_binder() {
ty::ClauseKind::Trait(trait_predicate)
if trait_predicate.polarity
== ty::ImplPolarity::Positive =>
== ty::PredicatePolarity::Positive =>
{
trait_predicate.def_id() == def_id
}
@ -420,7 +420,7 @@ impl<T> Trait<T> for X {
else {
continue;
};
if trait_predicate.polarity != ty::ImplPolarity::Positive {
if trait_predicate.polarity != ty::PredicatePolarity::Positive {
continue;
}
let def_id = trait_predicate.def_id();

2
compiler/rustc_infer/src/traits/mod.rs
View file

@ -209,7 +209,7 @@ impl<'tcx> FulfillmentError<'tcx> {
}
impl<'tcx> PolyTraitObligation<'tcx> {
pub fn polarity(&self) -> ty::ImplPolarity {
pub fn polarity(&self) -> ty::PredicatePolarity {
self.predicate.skip_binder().polarity
}

2
compiler/rustc_infer/src/traits/util.rs
View file

@ -270,7 +270,7 @@ impl<'tcx, O: Elaboratable<'tcx>> Elaborator<'tcx, O> {
match bound_clause.skip_binder() {
ty::ClauseKind::Trait(data) => {
// Negative trait bounds do not imply any supertrait bounds
if data.polarity == ty::ImplPolarity::Negative {
if data.polarity == ty::PredicatePolarity::Negative {
return;
}
// Get predicates implied by the trait, or only super predicates if we only care about self predicates.