diff --git a/src/librustc/traits/query/type_op/mod.rs b/src/librustc/traits/query/type_op/mod.rs index e2a5cd9670e0..989c4aeea096 100644 --- a/src/librustc/traits/query/type_op/mod.rs +++ b/src/librustc/traits/query/type_op/mod.rs @@ -66,7 +66,7 @@ pub trait QueryTypeOp<'tcx>: fmt::Debug + Sized + TypeFoldable<'tcx> + 'tcx { canonicalized: Canonicalized<'tcx, ParamEnvAnd<'tcx, Self>>, ) -> Fallible>; - /// Casts a lifted query result (which is in the gcx lifetime) + /// Casts a lifted query result (which is in the tcx lifetime) /// into the tcx lifetime. This is always just an identity cast, /// but the generic code doesn't realize it -- put another way, in /// the generic code, we have a `Lifted<'tcx, Self::QueryResponse>` diff --git a/src/librustc_typeck/check/wfcheck.rs b/src/librustc_typeck/check/wfcheck.rs index 7cd3c0190473..20c517d779b4 100644 --- a/src/librustc_typeck/check/wfcheck.rs +++ b/src/librustc_typeck/check/wfcheck.rs @@ -366,8 +366,8 @@ fn check_item_type( ) { debug!("check_item_type: {:?}", item_id); - for_id(tcx, item_id, ty_span).with_fcx(|fcx, gcx| { - let ty = gcx.type_of(gcx.hir().local_def_id(item_id)); + for_id(tcx, item_id, ty_span).with_fcx(|fcx, tcx| { + let ty = tcx.type_of(tcx.hir().local_def_id(item_id)); let item_ty = fcx.normalize_associated_types_in(ty_span, &ty); let mut forbid_unsized = true; diff --git a/src/librustc_typeck/coherence/builtin.rs b/src/librustc_typeck/coherence/builtin.rs index 64bd144dfa22..1e3939cbfcdf 100644 --- a/src/librustc_typeck/coherence/builtin.rs +++ b/src/librustc_typeck/coherence/builtin.rs @@ -322,29 +322,29 @@ fn visit_implementation_of_dispatch_from_dyn(tcx: TyCtxt<'_>, impl_did: DefId) { } } -pub fn coerce_unsized_info<'tcx>(gcx: TyCtxt<'tcx>, impl_did: DefId) -> CoerceUnsizedInfo { +pub fn coerce_unsized_info<'tcx>(tcx: TyCtxt<'tcx>, impl_did: DefId) -> CoerceUnsizedInfo { debug!("compute_coerce_unsized_info(impl_did={:?})", impl_did); - let coerce_unsized_trait = gcx.lang_items().coerce_unsized_trait().unwrap(); + let coerce_unsized_trait = tcx.lang_items().coerce_unsized_trait().unwrap(); - let unsize_trait = gcx.lang_items().require(UnsizeTraitLangItem).unwrap_or_else(|err| { - gcx.sess.fatal(&format!("`CoerceUnsized` implementation {}", err)); + let unsize_trait = tcx.lang_items().require(UnsizeTraitLangItem).unwrap_or_else(|err| { + tcx.sess.fatal(&format!("`CoerceUnsized` implementation {}", err)); }); // this provider should only get invoked for local def-ids - let impl_hir_id = gcx.hir().as_local_hir_id(impl_did).unwrap_or_else(|| { + let impl_hir_id = tcx.hir().as_local_hir_id(impl_did).unwrap_or_else(|| { bug!("coerce_unsized_info: invoked for non-local def-id {:?}", impl_did) }); - let source = gcx.type_of(impl_did); - let trait_ref = gcx.impl_trait_ref(impl_did).unwrap(); + let source = tcx.type_of(impl_did); + let trait_ref = tcx.impl_trait_ref(impl_did).unwrap(); assert_eq!(trait_ref.def_id, coerce_unsized_trait); let target = trait_ref.substs.type_at(1); debug!("visit_implementation_of_coerce_unsized: {:?} -> {:?} (bound)", source, target); - let span = gcx.hir().span(impl_hir_id); - let param_env = gcx.param_env(impl_did); + let span = tcx.hir().span(impl_hir_id); + let param_env = tcx.param_env(impl_did); assert!(!source.has_escaping_bound_vars()); let err_info = CoerceUnsizedInfo { custom_kind: None }; @@ -353,7 +353,7 @@ pub fn coerce_unsized_info<'tcx>(gcx: TyCtxt<'tcx>, impl_did: DefId) -> CoerceUn source, target); - gcx.infer_ctxt().enter(|infcx| { + tcx.infer_ctxt().enter(|infcx| { let cause = ObligationCause::misc(span, impl_hir_id); let check_mutbl = |mt_a: ty::TypeAndMut<'tcx>, mt_b: ty::TypeAndMut<'tcx>, @@ -372,24 +372,24 @@ pub fn coerce_unsized_info<'tcx>(gcx: TyCtxt<'tcx>, impl_did: DefId) -> CoerceUn infcx.sub_regions(infer::RelateObjectBound(span), r_b, r_a); let mt_a = ty::TypeAndMut { ty: ty_a, mutbl: mutbl_a }; let mt_b = ty::TypeAndMut { ty: ty_b, mutbl: mutbl_b }; - check_mutbl(mt_a, mt_b, &|ty| gcx.mk_imm_ref(r_b, ty)) + check_mutbl(mt_a, mt_b, &|ty| tcx.mk_imm_ref(r_b, ty)) } (&ty::Ref(_, ty_a, mutbl_a), &ty::RawPtr(mt_b)) => { let mt_a = ty::TypeAndMut { ty: ty_a, mutbl: mutbl_a }; - check_mutbl(mt_a, mt_b, &|ty| gcx.mk_imm_ptr(ty)) + check_mutbl(mt_a, mt_b, &|ty| tcx.mk_imm_ptr(ty)) } (&ty::RawPtr(mt_a), &ty::RawPtr(mt_b)) => { - check_mutbl(mt_a, mt_b, &|ty| gcx.mk_imm_ptr(ty)) + check_mutbl(mt_a, mt_b, &|ty| tcx.mk_imm_ptr(ty)) } (&ty::Adt(def_a, substs_a), &ty::Adt(def_b, substs_b)) if def_a.is_struct() && def_b.is_struct() => { if def_a != def_b { - let source_path = gcx.def_path_str(def_a.did); - let target_path = gcx.def_path_str(def_b.did); - span_err!(gcx.sess, + let source_path = tcx.def_path_str(def_a.did); + let target_path = tcx.def_path_str(def_b.did); + span_err!(tcx.sess, span, E0377, "the trait `CoerceUnsized` may only be implemented \ @@ -443,9 +443,9 @@ pub fn coerce_unsized_info<'tcx>(gcx: TyCtxt<'tcx>, impl_did: DefId) -> CoerceUn let diff_fields = fields.iter() .enumerate() .filter_map(|(i, f)| { - let (a, b) = (f.ty(gcx, substs_a), f.ty(gcx, substs_b)); + let (a, b) = (f.ty(tcx, substs_a), f.ty(tcx, substs_b)); - if gcx.type_of(f.did).is_phantom_data() { + if tcx.type_of(f.did).is_phantom_data() { // Ignore PhantomData fields return None; } @@ -472,7 +472,7 @@ pub fn coerce_unsized_info<'tcx>(gcx: TyCtxt<'tcx>, impl_did: DefId) -> CoerceUn .collect::>(); if diff_fields.is_empty() { - span_err!(gcx.sess, + span_err!(tcx.sess, span, E0374, "the trait `CoerceUnsized` may only be implemented \ @@ -480,14 +480,14 @@ pub fn coerce_unsized_info<'tcx>(gcx: TyCtxt<'tcx>, impl_did: DefId) -> CoerceUn being coerced, none found"); return err_info; } else if diff_fields.len() > 1 { - let item = gcx.hir().expect_item(impl_hir_id); + let item = tcx.hir().expect_item(impl_hir_id); let span = if let ItemKind::Impl(.., Some(ref t), _, _) = item.kind { t.path.span } else { - gcx.hir().span(impl_hir_id) + tcx.hir().span(impl_hir_id) }; - let mut err = struct_span_err!(gcx.sess, + let mut err = struct_span_err!(tcx.sess, span, E0375, "implementing the trait \ @@ -514,7 +514,7 @@ pub fn coerce_unsized_info<'tcx>(gcx: TyCtxt<'tcx>, impl_did: DefId) -> CoerceUn } _ => { - span_err!(gcx.sess, + span_err!(tcx.sess, span, E0376, "the trait `CoerceUnsized` may only be implemented \ @@ -527,7 +527,7 @@ pub fn coerce_unsized_info<'tcx>(gcx: TyCtxt<'tcx>, impl_did: DefId) -> CoerceUn // Register an obligation for `A: Trait`. let cause = traits::ObligationCause::misc(span, impl_hir_id); - let predicate = gcx.predicate_for_trait_def(param_env, + let predicate = tcx.predicate_for_trait_def(param_env, cause, trait_def_id, 0,