bjoernager/rust
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Make can_eq and can_sub return booleans

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This commit is contained in:
Michael Goulet 2023-02-13 19:28:10 +00:00
parent 0b439b119b
commit eb286dd070
13 changed files with 33 additions and 43 deletions
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2
compiler/rustc_hir_analysis/src/check/compare_impl_item.rs
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@ -1116,7 +1116,7 @@ fn compare_self_type<'tcx>(
let infcx = tcx.infer_ctxt().build();
let self_arg_ty = tcx.liberate_late_bound_regions(method.def_id, self_arg_ty);
let can_eq_self = |ty| infcx.can_eq(param_env, untransformed_self_ty, ty).is_ok();
let can_eq_self = |ty| infcx.can_eq(param_env, untransformed_self_ty, ty);
match ExplicitSelf::determine(self_arg_ty, can_eq_self) {
ExplicitSelf::ByValue => "self".to_owned(),
ExplicitSelf::ByReference(_, hir::Mutability::Not) => "&self".to_owned(),

2
compiler/rustc_hir_analysis/src/check/wfcheck.rs
View file

@ -1716,7 +1716,7 @@ fn receiver_is_valid<'tcx>(
let cause =
ObligationCause::new(span, wfcx.body_def_id, traits::ObligationCauseCode::MethodReceiver);
let can_eq_self = |ty| infcx.can_eq(wfcx.param_env, self_ty, ty).is_ok();
let can_eq_self = |ty| infcx.can_eq(wfcx.param_env, self_ty, ty);
// `self: Self` is always valid.
if can_eq_self(receiver_ty) {