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-rw-r--r--src/librustc/infer/opaque_types/mod.rs2
-rw-r--r--src/librustc/middle/mem_categorization.rs3
-rw-r--r--src/librustc/mir/tcx.rs2
-rw-r--r--src/librustc/traits/select.rs9
-rw-r--r--src/librustc/ty/subst.rs2
-rw-r--r--src/librustc_codegen_ssa/mir/mod.rs3
-rw-r--r--src/librustc_codegen_ssa/mir/rvalue.rs4
-rw-r--r--src/librustc_codegen_utils/symbol_names/legacy.rs2
-rw-r--r--src/librustc_codegen_utils/symbol_names/v0.rs2
-rw-r--r--src/librustc_mir/borrow_check/nll/universal_regions.rs5
-rw-r--r--src/librustc_mir/hair/cx/expr.rs8
-rw-r--r--src/librustc_mir/interpret/cast.rs2
-rw-r--r--src/librustc_mir/interpret/intrinsics/type_name.rs2
-rw-r--r--src/librustc_mir/monomorphize/collector.rs3
-rw-r--r--src/librustc_traits/generic_types.rs4
-rw-r--r--src/librustc_typeck/check/callee.rs1
-rw-r--r--src/librustc_typeck/check/closure.rs1
-rw-r--r--src/librustc_typeck/check/coercion.rs3
-rw-r--r--src/librustc_typeck/check/upvar.rs3
-rw-r--r--src/librustc_typeck/collect.rs5
20 files changed, 37 insertions, 29 deletions
diff --git a/src/librustc/infer/opaque_types/mod.rs b/src/librustc/infer/opaque_types/mod.rs
index ff7cd59720f..8cc7dbb3c5c 100644
--- a/src/librustc/infer/opaque_types/mod.rs
+++ b/src/librustc/infer/opaque_types/mod.rs
@@ -896,7 +896,7 @@ impl TypeFolder<'tcx> for ReverseMapper<'tcx> {
                         }
                     }));
 
-                self.tcx.mk_closure(def_id, ty::ClosureSubsts { substs })
+                self.tcx.mk_closure(def_id, substs)
             }
 
             ty::Generator(def_id, substs, movability) => {
diff --git a/src/librustc/middle/mem_categorization.rs b/src/librustc/middle/mem_categorization.rs
index 5595047831c..522c0e55b85 100644
--- a/src/librustc/middle/mem_categorization.rs
+++ b/src/librustc/middle/mem_categorization.rs
@@ -745,7 +745,8 @@ impl<'a, 'tcx> MemCategorizationContext<'a, 'tcx> {
                     // During upvar inference we may not know the
                     // closure kind, just use the LATTICE_BOTTOM value.
                     Some(infcx) =>
-                        infcx.closure_kind(closure_def_id, ty::ClosureSubsts::from_ref(closure_substs))
+                        infcx.closure_kind(closure_def_id,
+                            ty::ClosureSubsts::from_ref(closure_substs))
                              .unwrap_or(ty::ClosureKind::LATTICE_BOTTOM),
 
                     None =>
diff --git a/src/librustc/mir/tcx.rs b/src/librustc/mir/tcx.rs
index 26f718e858d..44829f670fa 100644
--- a/src/librustc/mir/tcx.rs
+++ b/src/librustc/mir/tcx.rs
@@ -218,7 +218,7 @@ impl<'tcx> Rvalue<'tcx> {
                         tcx.type_of(def.did).subst(tcx, substs)
                     }
                     AggregateKind::Closure(did, substs) => {
-                        tcx.mk_closure(did, substs)
+                        tcx.mk_closure(did, &substs.substs)
                     }
                     AggregateKind::Generator(did, substs, movability) => {
                         tcx.mk_generator(did, substs, movability)
diff --git a/src/librustc/traits/select.rs b/src/librustc/traits/select.rs
index 4d025fe7318..3450f3fc865 100644
--- a/src/librustc/traits/select.rs
+++ b/src/librustc/traits/select.rs
@@ -2051,7 +2051,8 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
                     "assemble_unboxed_candidates: kind={:?} obligation={:?}",
                     kind, obligation
                 );
-                match self.infcx.closure_kind(closure_def_id, closure_substs) {
+                match self.infcx.closure_kind(closure_def_id,
+                    ty::ClosureSubsts::from_ref(closure_substs)) {
                     Some(closure_kind) => {
                         debug!(
                             "assemble_unboxed_candidates: closure_kind = {:?}",
@@ -3375,7 +3376,8 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
             obligations.push(Obligation::new(
                 obligation.cause.clone(),
                 obligation.param_env,
-                ty::Predicate::ClosureKind(closure_def_id, ty::ClosureSubsts::from_ref(substs.clone()), kind),
+                ty::Predicate::ClosureKind(closure_def_id,
+                    ty::ClosureSubsts::from_ref(substs.clone()), kind),
             ));
         }
 
@@ -3876,7 +3878,8 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
             "closure_trait_ref_unnormalized(obligation={:?}, closure_def_id={:?}, substs={:?})",
             obligation, closure_def_id, substs,
         );
-        let closure_type = self.infcx.closure_sig(closure_def_id, substs);
+        let closure_type = self.infcx.closure_sig(closure_def_id,
+            ty::ClosureSubsts::from_ref(substs));
 
         debug!(
             "closure_trait_ref_unnormalized: closure_type = {:?}",
diff --git a/src/librustc/ty/subst.rs b/src/librustc/ty/subst.rs
index 6e00c6b29ec..05042ccf9a1 100644
--- a/src/librustc/ty/subst.rs
+++ b/src/librustc/ty/subst.rs
@@ -402,7 +402,7 @@ impl<'a, 'tcx> InternalSubsts<'tcx> {
     ) -> impl Iterator<Item = Ty<'a>> + 'a {
         let SplitClosureSubsts { upvar_kinds, .. } = self.split(def_id, tcx);
         upvar_kinds.iter().map(|t| {
-            if let UnpackedKind::Type(ty) = t.unpack() {
+            if let GenericArgKind::Type(ty) = t.unpack() {
                 ty
             } else {
                 bug!("upvar should be type")
diff --git a/src/librustc_codegen_ssa/mir/mod.rs b/src/librustc_codegen_ssa/mir/mod.rs
index 4f3a8bdb540..30d519c8733 100644
--- a/src/librustc_codegen_ssa/mir/mod.rs
+++ b/src/librustc_codegen_ssa/mir/mod.rs
@@ -615,7 +615,8 @@ fn arg_local_refs<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>>(
             };
 
             let (def_id, upvar_substs) = match closure_layout.ty.kind {
-                ty::Closure(def_id, substs) => (def_id, UpvarSubsts::Closure(substs)),
+                ty::Closure(def_id, substs) => (def_id,
+                    UpvarSubsts::Closure(rustc::ty::ClosureSubsts::from_ref(substs))),
                 ty::Generator(def_id, substs, _) => (def_id, UpvarSubsts::Generator(substs)),
                 _ => bug!("upvar debuginfo with non-closure arg0 type `{}`", closure_layout.ty)
             };
diff --git a/src/librustc_codegen_ssa/mir/rvalue.rs b/src/librustc_codegen_ssa/mir/rvalue.rs
index 9b69383b455..9cc21a28b27 100644
--- a/src/librustc_codegen_ssa/mir/rvalue.rs
+++ b/src/librustc_codegen_ssa/mir/rvalue.rs
@@ -201,7 +201,9 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> {
                         match operand.layout.ty.kind {
                             ty::Closure(def_id, substs) => {
                                 let instance = Instance::resolve_closure(
-                                    bx.cx().tcx(), def_id, substs, ty::ClosureKind::FnOnce);
+                                    bx.cx().tcx(), def_id,
+                                    rustc::ty::ClosureSubsts::from_ref(substs),
+                                    ty::ClosureKind::FnOnce);
                                 OperandValue::Immediate(bx.cx().get_fn(instance))
                             }
                             _ => {
diff --git a/src/librustc_codegen_utils/symbol_names/legacy.rs b/src/librustc_codegen_utils/symbol_names/legacy.rs
index a9866c8c0b2..5bcb3b4ceb3 100644
--- a/src/librustc_codegen_utils/symbol_names/legacy.rs
+++ b/src/librustc_codegen_utils/symbol_names/legacy.rs
@@ -224,7 +224,7 @@ impl Printer<'tcx> for SymbolPrinter<'tcx> {
             ty::Opaque(def_id, substs) |
             ty::Projection(ty::ProjectionTy { item_def_id: def_id, substs }) |
             ty::UnnormalizedProjection(ty::ProjectionTy { item_def_id: def_id, substs }) |
-            ty::Closure(def_id, ty::ClosureSubsts { substs }) |
+            ty::Closure(def_id, substs) |
             ty::Generator(def_id, ty::GeneratorSubsts { substs }, _) => {
                 self.print_def_path(def_id, substs)
             }
diff --git a/src/librustc_codegen_utils/symbol_names/v0.rs b/src/librustc_codegen_utils/symbol_names/v0.rs
index a63236305dc..2ad699d7c6f 100644
--- a/src/librustc_codegen_utils/symbol_names/v0.rs
+++ b/src/librustc_codegen_utils/symbol_names/v0.rs
@@ -414,7 +414,7 @@ impl Printer<'tcx> for SymbolMangler<'tcx> {
             ty::Opaque(def_id, substs) |
             ty::Projection(ty::ProjectionTy { item_def_id: def_id, substs }) |
             ty::UnnormalizedProjection(ty::ProjectionTy { item_def_id: def_id, substs }) |
-            ty::Closure(def_id, ty::ClosureSubsts { substs }) |
+            ty::Closure(def_id, substs) |
             ty::Generator(def_id, ty::GeneratorSubsts { substs }, _) => {
                 self = self.print_def_path(def_id, substs)?;
             }
diff --git a/src/librustc_mir/borrow_check/nll/universal_regions.rs b/src/librustc_mir/borrow_check/nll/universal_regions.rs
index 7053bdca259..80ed90ede4d 100644
--- a/src/librustc_mir/borrow_check/nll/universal_regions.rs
+++ b/src/librustc_mir/borrow_check/nll/universal_regions.rs
@@ -509,7 +509,8 @@ impl<'cx, 'tcx> UniversalRegionsBuilder<'cx, 'tcx> {
                     .replace_free_regions_with_nll_infer_vars(FR, &defining_ty);
 
                 match defining_ty.kind {
-                    ty::Closure(def_id, substs) => DefiningTy::Closure(def_id, substs),
+                    ty::Closure(def_id, substs) => DefiningTy::Closure(def_id,
+                        rustc::ty::ClosureSubsts::from_ref(substs)),
                     ty::Generator(def_id, substs, movability) => {
                         DefiningTy::Generator(def_id, substs, movability)
                     }
@@ -584,7 +585,7 @@ impl<'cx, 'tcx> UniversalRegionsBuilder<'cx, 'tcx> {
                 assert_eq!(self.mir_def_id, def_id);
                 let closure_sig = substs.closure_sig_ty(def_id, tcx).fn_sig(tcx);
                 let inputs_and_output = closure_sig.inputs_and_output();
-                let closure_ty = tcx.closure_env_ty(def_id, substs).unwrap();
+                let closure_ty = tcx.closure_env_ty(def_id, substs.substs).unwrap();
                 ty::Binder::fuse(
                     closure_ty,
                     inputs_and_output,
diff --git a/src/librustc_mir/hair/cx/expr.rs b/src/librustc_mir/hair/cx/expr.rs
index eed51cdab8c..e4d26bda40f 100644
--- a/src/librustc_mir/hair/cx/expr.rs
+++ b/src/librustc_mir/hair/cx/expr.rs
@@ -506,7 +506,8 @@ fn make_mirror_unadjusted<'a, 'tcx>(
         hir::ExprKind::Closure(..) => {
             let closure_ty = cx.tables().expr_ty(expr);
             let (def_id, substs, movability) = match closure_ty.kind {
-                ty::Closure(def_id, substs) => (def_id, UpvarSubsts::Closure(substs), None),
+                ty::Closure(def_id, substs) => (def_id,
+                    UpvarSubsts::Closure(rustc::ty::ClosureSubsts::from_ref(substs)), None),
                 ty::Generator(def_id, substs, movability) => {
                     (def_id, UpvarSubsts::Generator(substs), Some(movability))
                 }
@@ -1002,7 +1003,8 @@ fn convert_var(
             let region = cx.tcx.mk_region(region);
 
             let self_expr = if let ty::Closure(_, closure_substs) = closure_ty.kind {
-                match cx.infcx.closure_kind(closure_def_id, closure_substs).unwrap() {
+                match cx.infcx.closure_kind(closure_def_id,
+                    rustc::ty::ClosureSubsts::from_ref(closure_substs)).unwrap() {
                     ty::ClosureKind::Fn => {
                         let ref_closure_ty = cx.tcx.mk_ref(region,
                                                            ty::TypeAndMut {
@@ -1011,7 +1013,7 @@ fn convert_var(
                                                            });
                         Expr {
                             ty: closure_ty,
-                            temp_lifetime: temp_lifetime,
+                            temp_lifetime,
                             span: expr.span,
                             kind: ExprKind::Deref {
                                 arg: Expr {
diff --git a/src/librustc_mir/interpret/cast.rs b/src/librustc_mir/interpret/cast.rs
index d120412c901..943054cc696 100644
--- a/src/librustc_mir/interpret/cast.rs
+++ b/src/librustc_mir/interpret/cast.rs
@@ -75,7 +75,7 @@ impl<'mir, 'tcx, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
                         let instance = ty::Instance::resolve_closure(
                             *self.tcx,
                             def_id,
-                            substs,
+                            rustc::ty::ClosureSubsts::from_ref(substs),
                             ty::ClosureKind::FnOnce,
                         );
                         let fn_ptr = self.memory.create_fn_alloc(FnVal::Instance(instance));
diff --git a/src/librustc_mir/interpret/intrinsics/type_name.rs b/src/librustc_mir/interpret/intrinsics/type_name.rs
index a8b4d65e7d4..dc3b7694c35 100644
--- a/src/librustc_mir/interpret/intrinsics/type_name.rs
+++ b/src/librustc_mir/interpret/intrinsics/type_name.rs
@@ -67,7 +67,7 @@ impl<'tcx> Printer<'tcx> for AbsolutePathPrinter<'tcx> {
             | ty::Opaque(def_id, substs)
             | ty::Projection(ty::ProjectionTy { item_def_id: def_id, substs })
             | ty::UnnormalizedProjection(ty::ProjectionTy { item_def_id: def_id, substs })
-            | ty::Closure(def_id, ty::ClosureSubsts { substs })
+            | ty::Closure(def_id, substs)
             | ty::Generator(def_id, ty::GeneratorSubsts { substs }, _)
             => self.print_def_path(def_id, substs),
             ty::Foreign(def_id) => self.print_def_path(def_id, &[]),
diff --git a/src/librustc_mir/monomorphize/collector.rs b/src/librustc_mir/monomorphize/collector.rs
index cc8f4759e18..21aea5593ee 100644
--- a/src/librustc_mir/monomorphize/collector.rs
+++ b/src/librustc_mir/monomorphize/collector.rs
@@ -581,7 +581,8 @@ impl<'a, 'tcx> MirVisitor<'tcx> for MirNeighborCollector<'a, 'tcx> {
                 match source_ty.kind {
                     ty::Closure(def_id, substs) => {
                         let instance = Instance::resolve_closure(
-                            self.tcx, def_id, substs, ty::ClosureKind::FnOnce);
+                            self.tcx, def_id,
+                            rustc::ty::ClosureSubsts::from_ref(substs), ty::ClosureKind::FnOnce);
                         if should_monomorphize_locally(self.tcx, &instance) {
                             self.output.push(create_fn_mono_item(instance));
                         }
diff --git a/src/librustc_traits/generic_types.rs b/src/librustc_traits/generic_types.rs
index e4d15a35137..91ca6415bdc 100644
--- a/src/librustc_traits/generic_types.rs
+++ b/src/librustc_traits/generic_types.rs
@@ -69,9 +69,7 @@ crate fn fn_def(tcx: TyCtxt<'tcx>, def_id: DefId) -> Ty<'tcx> {
 }
 
 crate fn closure(tcx: TyCtxt<'tcx>, def_id: DefId) -> Ty<'tcx> {
-    tcx.mk_closure(def_id, ty::ClosureSubsts {
-        substs: InternalSubsts::bound_vars_for_item(tcx, def_id),
-    })
+    tcx.mk_closure(def_id, InternalSubsts::bound_vars_for_item(tcx, def_id))
 }
 
 crate fn generator(tcx: TyCtxt<'tcx>, def_id: DefId) -> Ty<'tcx> {
diff --git a/src/librustc_typeck/check/callee.rs b/src/librustc_typeck/check/callee.rs
index 290b87388eb..3a169268720 100644
--- a/src/librustc_typeck/check/callee.rs
+++ b/src/librustc_typeck/check/callee.rs
@@ -103,6 +103,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
                 // Check whether this is a call to a closure where we
                 // haven't yet decided on whether the closure is fn vs
                 // fnmut vs fnonce. If so, we have to defer further processing.
+                let substs = rustc::ty::ClosureSubsts::from_ref(substs);
                 if self.closure_kind(def_id, substs).is_none() {
                     let closure_ty = self.closure_sig(def_id, substs);
                     let fn_sig = self
diff --git a/src/librustc_typeck/check/closure.rs b/src/librustc_typeck/check/closure.rs
index bdf8f3b1d4a..09dcce003fe 100644
--- a/src/librustc_typeck/check/closure.rs
+++ b/src/librustc_typeck/check/closure.rs
@@ -132,7 +132,6 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
             return self.tcx.mk_generator(expr_def_id, substs, movability);
         }
 
-        let substs = ty::ClosureSubsts { substs };
         let closure_type = self.tcx.mk_closure(expr_def_id, substs);
 
         debug!(
diff --git a/src/librustc_typeck/check/coercion.rs b/src/librustc_typeck/check/coercion.rs
index 564a0eac755..c10279022bd 100644
--- a/src/librustc_typeck/check/coercion.rs
+++ b/src/librustc_typeck/check/coercion.rs
@@ -237,7 +237,8 @@ impl<'f, 'tcx> Coerce<'f, 'tcx> {
                 // Non-capturing closures are coercible to
                 // function pointers or unsafe function pointers.
                 // It cannot convert closures that require unsafe.
-                self.coerce_closure_to_fn(a, def_id_a, substs_a, b)
+                self.coerce_closure_to_fn(a, def_id_a,
+                    rustc::ty::ClosureSubsts::from_ref(substs_a), b)
             }
             _ => {
                 // Otherwise, just use unification rules.
diff --git a/src/librustc_typeck/check/upvar.rs b/src/librustc_typeck/check/upvar.rs
index 71ea938a803..5b7c5c04e44 100644
--- a/src/librustc_typeck/check/upvar.rs
+++ b/src/librustc_typeck/check/upvar.rs
@@ -96,7 +96,8 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
         // Extract the type of the closure.
         let ty = self.node_ty(closure_hir_id);
         let (closure_def_id, substs) = match ty.kind {
-            ty::Closure(def_id, substs) => (def_id, UpvarSubsts::Closure(substs)),
+            ty::Closure(def_id, substs) => (def_id,
+                UpvarSubsts::Closure(rustc::ty::ClosureSubsts::from_ref(substs))),
             ty::Generator(def_id, substs, _) => (def_id, UpvarSubsts::Generator(substs)),
             ty::Error => {
                 // #51714: skip analysis when we have already encountered type errors
diff --git a/src/librustc_typeck/collect.rs b/src/librustc_typeck/collect.rs
index 8c3d6357f0b..1690ae7635f 100644
--- a/src/librustc_typeck/collect.rs
+++ b/src/librustc_typeck/collect.rs
@@ -1362,10 +1362,7 @@ pub fn checked_type_of(tcx: TyCtxt<'_>, def_id: DefId, fail: bool) -> Option<Ty<
                 return Some(tcx.typeck_tables_of(def_id).node_type(hir_id));
             }
 
-            let substs = ty::ClosureSubsts {
-                substs: InternalSubsts::identity_for_item(tcx, def_id),
-            };
-
+            let substs = InternalSubsts::identity_for_item(tcx, def_id);
             tcx.mk_closure(def_id, substs)
         }
generated by cgit-pink 1.4.1-3-g733a5 (git 2.37.1) at 2026-03-12 07:39:36 +0000