bjoernager/rust
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Rollup merge of #99038 - jackh726:earlybinder-cleanup, r=lcnr

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Some more `EarlyBinder` cleanups

First commit has a couple unrelated cleanups, but otherwise each commit is self-explanatory

r? rust-lang/types
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Dylan DPC 2022-07-12 17:06:34 +05:30 • committed by GitHub
commit c0bcbe8a6e
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12 changed files with 57 additions and 45 deletions
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4
compiler/rustc_trait_selection/src/traits/select/confirmation.rs
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@ -12,7 +12,7 @@ use rustc_index::bit_set::GrowableBitSet;
use rustc_infer::infer::InferOk;
use rustc_infer::infer::LateBoundRegionConversionTime::HigherRankedType;
use rustc_middle::ty::subst::{GenericArg, GenericArgKind, InternalSubsts, Subst, SubstsRef};
use rustc_middle::ty::{self, EarlyBinder, GenericParamDefKind, Ty, TyCtxt};
use rustc_middle::ty::{self, GenericParamDefKind, Ty, TyCtxt};
use rustc_middle::ty::{ToPolyTraitRef, ToPredicate};
use rustc_span::def_id::DefId;
@ -555,7 +555,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
let bound_vars = tcx.mk_bound_variable_kinds(bound_vars.into_iter());
let bound =
EarlyBinder(bound.0.kind().skip_binder()).subst(tcx, assoc_ty_substs);
bound.map_bound(|b| b.kind().skip_binder()).subst(tcx, assoc_ty_substs);
tcx.mk_predicate(ty::Binder::bind_with_vars(bound, bound_vars))
};
let normalized_bound = normalize_with_depth_to(