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change item_bounds query to return EarlyBinder; remove bound_item_bounds query

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Kyle Matsuda 2023-01-16 15:07:23 -07:00
parent 85eeaa9965
commit fc942eed7f
9 changed files with 15 additions and 19 deletions
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2
compiler/rustc_trait_selection/src/traits/project.rs
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@ -1375,7 +1375,7 @@ fn assemble_candidates_from_trait_def<'cx, 'tcx>(
// Check whether the self-type is itself a projection.
// If so, extract what we know from the trait and try to come up with a good answer.
let bounds = match *obligation.predicate.self_ty().kind() {
ty::Alias(_, ref data) => tcx.bound_item_bounds(data.def_id).subst(tcx, data.substs),
ty::Alias(_, ref data) => tcx.item_bounds(data.def_id).subst(tcx, data.substs),
ty::Infer(ty::TyVar(_)) => {
// If the self-type is an inference variable, then it MAY wind up
// being a projected type, so induce an ambiguity.