use rustc_middle::traits::Reveal;
use rustc_middle::ty::layout::LayoutOf;
use rustc_middle::ty::print::with_no_trimmed_paths;
-use rustc_middle::ty::{self, subst::Subst, EarlyBinder, TyCtxt};
+use rustc_middle::ty::{self, subst::Subst, TyCtxt};
use rustc_span::source_map::Span;
use rustc_target::abi::{self, Abi};
use std::borrow::Cow;
"Unexpected DefKind: {:?}",
ecx.tcx.def_kind(cid.instance.def_id())
);
- let layout = ecx.layout_of(EarlyBinder(body.return_ty()).subst(tcx, cid.instance.substs))?;
+ let layout = ecx.layout_of(body.bound_return_ty().subst(tcx, cid.instance.substs))?;
assert!(!layout.is_unsized());
let ret = ecx.allocate(layout, MemoryKind::Stack)?;
self.local_decls[RETURN_PLACE].ty
}
+ /// Returns the return type; it always return first element from `local_decls` array.
+ #[inline]
+ pub fn bound_return_ty(&self) -> ty::EarlyBinder<Ty<'tcx>> {
+ ty::EarlyBinder(self.local_decls[RETURN_PLACE].ty)
+ }
+
/// Gets the location of the terminator for the given block.
#[inline]
pub fn terminator_loc(&self, bb: BasicBlock) -> Location {
) -> ty::EarlyBinder<ty::generics::GenericPredicates<'tcx>> {
ty::EarlyBinder(self.explicit_predicates_of(def_id))
}
+
+ pub fn bound_impl_subject(self, def_id: DefId) -> ty::EarlyBinder<ty::ImplSubject<'tcx>> {
+ ty::EarlyBinder(self.impl_subject(def_id))
+ }
}
struct OpaqueTypeExpander<'tcx> {
};
use rustc_middle::ty::layout::{LayoutError, LayoutOf, LayoutOfHelpers, TyAndLayout};
use rustc_middle::ty::subst::{InternalSubsts, Subst};
-use rustc_middle::ty::{
- self, ConstKind, EarlyBinder, Instance, ParamEnv, Ty, TyCtxt, TypeVisitable,
-};
+use rustc_middle::ty::{self, ConstKind, Instance, ParamEnv, Ty, TyCtxt, TypeVisitable};
use rustc_span::{def_id::DefId, Span};
use rustc_target::abi::{self, HasDataLayout, Size, TargetDataLayout};
use rustc_target::spec::abi::Abi as CallAbi;
);
let ret_layout = ecx
- .layout_of(EarlyBinder(body.return_ty()).subst(tcx, substs))
+ .layout_of(body.bound_return_ty().subst(tcx, substs))
.ok()
// Don't bother allocating memory for large values.
// I don't know how return types can seem to be unsized but this happens in the
use rustc_middle::ty::layout::{LayoutError, LayoutOf, LayoutOfHelpers, TyAndLayout};
use rustc_middle::ty::subst::{InternalSubsts, Subst};
use rustc_middle::ty::{
- self, ConstInt, ConstKind, EarlyBinder, Instance, ParamEnv, ScalarInt, Ty, TyCtxt,
- TypeVisitable,
+ self, ConstInt, ConstKind, Instance, ParamEnv, ScalarInt, Ty, TyCtxt, TypeVisitable,
};
use rustc_session::lint;
use rustc_span::Span;
);
let ret_layout = ecx
- .layout_of(EarlyBinder(body.return_ty()).subst(tcx, substs))
+ .layout_of(body.bound_return_ty().subst(tcx, substs))
.ok()
// Don't bother allocating memory for large values.
// I don't know how return types can seem to be unsized but this happens in the
use rustc_middle::ty::fold::{TypeFoldable, TypeFolder, TypeSuperFoldable};
use rustc_middle::ty::subst::Subst;
use rustc_middle::ty::visit::{MaxUniverse, TypeVisitable};
-use rustc_middle::ty::{self, EarlyBinder, Term, ToPredicate, Ty, TyCtxt};
+use rustc_middle::ty::{self, Term, ToPredicate, Ty, TyCtxt};
use rustc_span::symbol::sym;
use std::collections::BTreeMap;
let substs = obligation.predicate.substs.rebase_onto(tcx, trait_def_id, substs);
let substs =
translate_substs(selcx.infcx(), param_env, impl_def_id, substs, assoc_ty.defining_node);
- let ty = tcx.type_of(assoc_ty.item.def_id);
+ let ty = tcx.bound_type_of(assoc_ty.item.def_id);
let is_const = matches!(tcx.def_kind(assoc_ty.item.def_id), DefKind::AssocConst);
- let term: ty::Term<'tcx> = if is_const {
+ let term: ty::EarlyBinder<ty::Term<'tcx>> = if is_const {
let identity_substs =
crate::traits::InternalSubsts::identity_for_item(tcx, assoc_ty.item.def_id);
let did = ty::WithOptConstParam::unknown(assoc_ty.item.def_id);
let kind = ty::ConstKind::Unevaluated(ty::Unevaluated::new(did, identity_substs));
- tcx.mk_const(ty::ConstS { ty, kind }).into()
+ ty.map_bound(|ty| tcx.mk_const(ty::ConstS { ty, kind }).into())
} else {
- ty.into()
+ ty.map_bound(|ty| ty.into())
};
if substs.len() != tcx.generics_of(assoc_ty.item.def_id).count() {
let err = tcx.ty_error_with_message(
Progress { term: err.into(), obligations: nested }
} else {
assoc_ty_own_obligations(selcx, obligation, &mut nested);
- Progress { term: EarlyBinder(term).subst(tcx, substs), obligations: nested }
+ Progress { term: term.subst(tcx, substs), obligations: nested }
}
}
use rustc_data_structures::fx::FxHashSet;
use rustc_hir::def_id::DefId;
use rustc_middle::ty::subst::{GenericArg, Subst, SubstsRef};
-use rustc_middle::ty::{self, EarlyBinder, ImplSubject, ToPredicate, Ty, TyCtxt, TypeVisitable};
+use rustc_middle::ty::{self, ImplSubject, ToPredicate, Ty, TyCtxt, TypeVisitable};
use super::{Normalized, Obligation, ObligationCause, PredicateObligation, SelectionContext};
pub use rustc_infer::traits::{self, util::*};
impl_def_id: DefId,
impl_substs: SubstsRef<'tcx>,
) -> (ImplSubject<'tcx>, impl Iterator<Item = PredicateObligation<'tcx>>) {
- let subject = selcx.tcx().impl_subject(impl_def_id);
- let subject = EarlyBinder(subject).subst(selcx.tcx(), impl_substs);
+ let subject = selcx.tcx().bound_impl_subject(impl_def_id);
+ let subject = subject.subst(selcx.tcx(), impl_substs);
let Normalized { value: subject, obligations: normalization_obligations1 } =
super::normalize(selcx, param_env, ObligationCause::dummy(), subject);
use rustc_hir as hir;
use rustc_hir::def_id::DefId;
use rustc_middle::ty::subst::Subst;
-use rustc_middle::ty::{
- self, Binder, EarlyBinder, Predicate, PredicateKind, ToPredicate, Ty, TyCtxt,
-};
+use rustc_middle::ty::{self, Binder, Predicate, PredicateKind, ToPredicate, Ty, TyCtxt};
use rustc_trait_selection::traits;
fn sized_constraint_for_ty<'tcx>(