bjoernager/rust
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Convert predicates into Predicate in the Obligation constructor

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This commit is contained in:
Oli Scherer 2022-11-09 10:49:28 +00:00
parent 634df06fae
commit 4f11f3b257
49 changed files with 252 additions and 228 deletions
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5
compiler/rustc_trait_selection/src/autoderef.rs
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@ -3,8 +3,8 @@ use crate::traits::query::evaluate_obligation::InferCtxtExt;
use crate::traits::{self, TraitEngine, TraitEngineExt};
use rustc_hir as hir;
use rustc_infer::infer::InferCtxt;
use rustc_middle::ty::TypeVisitable;
use rustc_middle::ty::{self, TraitRef, Ty, TyCtxt};
use rustc_middle::ty::{ToPredicate, TypeVisitable};
use rustc_session::Limit;
use rustc_span::def_id::LOCAL_CRATE;
use rustc_span::Span;
@ -130,9 +130,10 @@ impl<'a, 'tcx> Autoderef<'a, 'tcx> {
let cause = traits::ObligationCause::misc(self.span, self.body_id);
let obligation = traits::Obligation::new(
tcx,
cause.clone(),
self.param_env,
ty::Binder::dummy(trait_ref).without_const().to_predicate(tcx),
ty::Binder::dummy(trait_ref).without_const(),
);
if !self.infcx.predicate_may_hold(&obligation) {
debug!("overloaded_deref_ty: cannot match obligation");