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Lift TraitRef into rustc_type_ir

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This commit is contained in:
Michael Goulet
2024-05-10 14:59:56 -04:00
parent 5e606c0bde
commit 1e5ec0a12c
51 changed files with 445 additions and 241 deletions
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9
compiler/rustc_trait_selection/src/solve/normalizes_to/mod.rs
View File

@@ -368,7 +368,7 @@ impl<'tcx> assembly::GoalKind<'tcx> for NormalizesTo<'tcx> {
}
};
let output_is_sized_pred = tupled_inputs_and_output.map_bound(|(_, output)| {
ty::TraitRef::from_lang_item(tcx, LangItem::Sized, DUMMY_SP, [output])
ty::TraitRef::new(tcx, tcx.require_lang_item(LangItem::Sized, None), [output])
});
let pred = tupled_inputs_and_output
@@ -414,7 +414,7 @@ impl<'tcx> assembly::GoalKind<'tcx> for NormalizesTo<'tcx> {
)?;
let output_is_sized_pred = tupled_inputs_and_output_and_coroutine.map_bound(
|AsyncCallableRelevantTypes { output_coroutine_ty: output_ty, .. }| {
ty::TraitRef::from_lang_item(tcx, LangItem::Sized, DUMMY_SP, [output_ty])
ty::TraitRef::new(tcx, tcx.require_lang_item(LangItem::Sized, None), [output_ty])
},
);
@@ -576,10 +576,9 @@ impl<'tcx> assembly::GoalKind<'tcx> for NormalizesTo<'tcx> {
// and opaque types: If the `self_ty` is `Sized`, then the metadata is `()`.
// FIXME(ptr_metadata): This impl overlaps with the other impls and shouldn't
// exist. Instead, `Pointee<Metadata = ()>` should be a supertrait of `Sized`.
let sized_predicate = ty::TraitRef::from_lang_item(
let sized_predicate = ty::TraitRef::new(
tcx,
LangItem::Sized,
DUMMY_SP,
tcx.require_lang_item(LangItem::Sized, None),
[ty::GenericArg::from(goal.predicate.self_ty())],
);
// FIXME(-Znext-solver=coinductive): Should this be `GoalSource::ImplWhereBound`?

10
compiler/rustc_trait_selection/src/solve/trait_goals.rs
View File

@@ -16,7 +16,7 @@ use rustc_middle::traits::{BuiltinImplSource, Reveal};
use rustc_middle::ty::fast_reject::{DeepRejectCtxt, TreatParams};
use rustc_middle::ty::{self, ToPredicate, Ty, TyCtxt};
use rustc_middle::ty::{TraitPredicate, TypeVisitableExt};
use rustc_span::{ErrorGuaranteed, DUMMY_SP};
use rustc_span::ErrorGuaranteed;
impl<'tcx> assembly::GoalKind<'tcx> for TraitPredicate<'tcx> {
fn self_ty(self) -> Ty<'tcx> {
@@ -307,7 +307,7 @@ impl<'tcx> assembly::GoalKind<'tcx> for TraitPredicate<'tcx> {
}
};
let output_is_sized_pred = tupled_inputs_and_output.map_bound(|(_, output)| {
ty::TraitRef::from_lang_item(tcx, LangItem::Sized, DUMMY_SP, [output])
ty::TraitRef::new(tcx, tcx.require_lang_item(LangItem::Sized, None), [output])
});
let pred = tupled_inputs_and_output
@@ -346,7 +346,11 @@ impl<'tcx> assembly::GoalKind<'tcx> for TraitPredicate<'tcx> {
)?;
let output_is_sized_pred = tupled_inputs_and_output_and_coroutine.map_bound(
|AsyncCallableRelevantTypes { output_coroutine_ty, .. }| {
ty::TraitRef::from_lang_item(tcx, LangItem::Sized, DUMMY_SP, [output_coroutine_ty])
ty::TraitRef::new(
tcx,
tcx.require_lang_item(LangItem::Sized, None),
[output_coroutine_ty],
)
},
);