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-rw-r--r--src/librustc_typeck/astconv.rs2
-rw-r--r--src/librustc_typeck/check/closure.rs4
-rw-r--r--src/librustc_typeck/check/coercion.rs4
-rw-r--r--src/librustc_typeck/check/writeback.rs6
-rw-r--r--src/librustc_typeck/coherence/builtin.rs2
-rw-r--r--src/librustc_typeck/collect.rs6
-rw-r--r--src/librustc_typeck/diagnostics.rs4
-rw-r--r--src/librustc_typeck/lib.rs1
8 files changed, 15 insertions, 14 deletions
diff --git a/src/librustc_typeck/astconv.rs b/src/librustc_typeck/astconv.rs
index 2e467d315be..5e38c0bbcb4 100644
--- a/src/librustc_typeck/astconv.rs
+++ b/src/librustc_typeck/astconv.rs
@@ -98,7 +98,7 @@ struct ParamRange {
 /// This type must not appear anywhere in other converted types.
 const TRAIT_OBJECT_DUMMY_SELF: ty::TypeVariants<'static> = ty::TyInfer(ty::FreshTy(0));
 
-impl<'o, 'gcx: 'tcx, 'tcx> AstConv<'gcx, 'tcx>+'o {
+impl<'o, 'gcx: 'tcx, 'tcx> dyn AstConv<'gcx, 'tcx>+'o {
     pub fn ast_region_to_region(&self,
         lifetime: &hir::Lifetime,
         def: Option<&ty::GenericParamDef>)
diff --git a/src/librustc_typeck/check/closure.rs b/src/librustc_typeck/check/closure.rs
index cfe9e420c5f..f2745d06390 100644
--- a/src/librustc_typeck/check/closure.rs
+++ b/src/librustc_typeck/check/closure.rs
@@ -604,7 +604,7 @@ impl<'a, 'gcx, 'tcx> FnCtxt<'a, 'gcx, 'tcx> {
     /// If there is no expected signature, then we will convert the
     /// types that the user gave into a signature.
     fn supplied_sig_of_closure(&self, decl: &hir::FnDecl) -> ty::PolyFnSig<'tcx> {
-        let astconv: &AstConv = self;
+        let astconv: &dyn AstConv = self;
 
         // First, convert the types that the user supplied (if any).
         let supplied_arguments = decl.inputs.iter().map(|a| astconv.ast_ty_to_ty(a));
@@ -630,7 +630,7 @@ impl<'a, 'gcx, 'tcx> FnCtxt<'a, 'gcx, 'tcx> {
     /// so should yield an error, but returns back a signature where
     /// all parameters are of type `TyErr`.
     fn error_sig_of_closure(&self, decl: &hir::FnDecl) -> ty::PolyFnSig<'tcx> {
-        let astconv: &AstConv = self;
+        let astconv: &dyn AstConv = self;
 
         let supplied_arguments = decl.inputs.iter().map(|a| {
             // Convert the types that the user supplied (if any), but ignore them.
diff --git a/src/librustc_typeck/check/coercion.rs b/src/librustc_typeck/check/coercion.rs
index e276dcff060..e3b0b8cccf3 100644
--- a/src/librustc_typeck/check/coercion.rs
+++ b/src/librustc_typeck/check/coercion.rs
@@ -1071,7 +1071,7 @@ impl<'gcx, 'tcx, 'exprs, E> CoerceMany<'gcx, 'tcx, 'exprs, E>
     pub fn coerce_forced_unit<'a>(&mut self,
                                   fcx: &FnCtxt<'a, 'gcx, 'tcx>,
                                   cause: &ObligationCause<'tcx>,
-                                  augment_error: &mut FnMut(&mut DiagnosticBuilder),
+                                  augment_error: &mut dyn FnMut(&mut DiagnosticBuilder),
                                   label_unit_as_expected: bool)
     {
         self.coerce_inner(fcx,
@@ -1090,7 +1090,7 @@ impl<'gcx, 'tcx, 'exprs, E> CoerceMany<'gcx, 'tcx, 'exprs, E>
                         cause: &ObligationCause<'tcx>,
                         expression: Option<&'gcx hir::Expr>,
                         mut expression_ty: Ty<'tcx>,
-                        augment_error: Option<&mut FnMut(&mut DiagnosticBuilder)>,
+                        augment_error: Option<&mut dyn FnMut(&mut DiagnosticBuilder)>,
                         label_expression_as_expected: bool)
     {
         // Incorporate whatever type inference information we have
diff --git a/src/librustc_typeck/check/writeback.rs b/src/librustc_typeck/check/writeback.rs
index 2445cae9860..b7233217d5f 100644
--- a/src/librustc_typeck/check/writeback.rs
+++ b/src/librustc_typeck/check/writeback.rs
@@ -526,7 +526,7 @@ impl<'cx, 'gcx, 'tcx> WritebackCx<'cx, 'gcx, 'tcx> {
         }
     }
 
-    fn resolve<T>(&self, x: &T, span: &Locatable) -> T::Lifted
+    fn resolve<T>(&self, x: &T, span: &dyn Locatable) -> T::Lifted
     where
         T: TypeFoldable<'tcx> + ty::Lift<'gcx>,
     {
@@ -580,14 +580,14 @@ impl Locatable for hir::HirId {
 struct Resolver<'cx, 'gcx: 'cx + 'tcx, 'tcx: 'cx> {
     tcx: TyCtxt<'cx, 'gcx, 'tcx>,
     infcx: &'cx InferCtxt<'cx, 'gcx, 'tcx>,
-    span: &'cx Locatable,
+    span: &'cx dyn Locatable,
     body: &'gcx hir::Body,
 }
 
 impl<'cx, 'gcx, 'tcx> Resolver<'cx, 'gcx, 'tcx> {
     fn new(
         fcx: &'cx FnCtxt<'cx, 'gcx, 'tcx>,
-        span: &'cx Locatable,
+        span: &'cx dyn Locatable,
         body: &'gcx hir::Body,
     ) -> Resolver<'cx, 'gcx, 'tcx> {
         Resolver {
diff --git a/src/librustc_typeck/coherence/builtin.rs b/src/librustc_typeck/coherence/builtin.rs
index dde13680260..393904583ca 100644
--- a/src/librustc_typeck/coherence/builtin.rs
+++ b/src/librustc_typeck/coherence/builtin.rs
@@ -212,7 +212,7 @@ pub fn coerce_unsized_info<'a, 'gcx>(gcx: TyCtxt<'a, 'gcx, 'gcx>,
         let cause = ObligationCause::misc(span, impl_node_id);
         let check_mutbl = |mt_a: ty::TypeAndMut<'gcx>,
                            mt_b: ty::TypeAndMut<'gcx>,
-                           mk_ptr: &Fn(Ty<'gcx>) -> Ty<'gcx>| {
+                           mk_ptr: &dyn Fn(Ty<'gcx>) -> Ty<'gcx>| {
             if (mt_a.mutbl, mt_b.mutbl) == (hir::MutImmutable, hir::MutMutable) {
                 infcx.report_mismatched_types(&cause,
                                              mk_ptr(mt_b.ty),
diff --git a/src/librustc_typeck/collect.rs b/src/librustc_typeck/collect.rs
index fa2f9885964..5fa98e3ebe6 100644
--- a/src/librustc_typeck/collect.rs
+++ b/src/librustc_typeck/collect.rs
@@ -1244,7 +1244,7 @@ fn impl_polarity<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>,
 }
 
 // Is it marked with ?Sized
-fn is_unsized<'gcx: 'tcx, 'tcx>(astconv: &AstConv<'gcx, 'tcx>,
+fn is_unsized<'gcx: 'tcx, 'tcx>(astconv: &dyn AstConv<'gcx, 'tcx>,
                                 ast_bounds: &[hir::GenericBound],
                                 span: Span) -> bool
 {
@@ -1598,7 +1598,7 @@ pub enum SizedByDefault { Yes, No, }
 /// Translate the AST's notion of ty param bounds (which are an enum consisting of a newtyped Ty or
 /// a region) to ty's notion of ty param bounds, which can either be user-defined traits, or the
 /// built-in trait (formerly known as kind): Send.
-pub fn compute_bounds<'gcx: 'tcx, 'tcx>(astconv: &AstConv<'gcx, 'tcx>,
+pub fn compute_bounds<'gcx: 'tcx, 'tcx>(astconv: &dyn AstConv<'gcx, 'tcx>,
                                         param_ty: Ty<'tcx>,
                                         ast_bounds: &[hir::GenericBound],
                                         sized_by_default: SizedByDefault,
@@ -1646,7 +1646,7 @@ pub fn compute_bounds<'gcx: 'tcx, 'tcx>(astconv: &AstConv<'gcx, 'tcx>,
 /// because this can be anywhere from 0 predicates (`T:?Sized` adds no
 /// predicates) to 1 (`T:Foo`) to many (`T:Bar<X=i32>` adds `T:Bar`
 /// and `<T as Bar>::X == i32`).
-fn predicates_from_bound<'tcx>(astconv: &AstConv<'tcx, 'tcx>,
+fn predicates_from_bound<'tcx>(astconv: &dyn AstConv<'tcx, 'tcx>,
                                param_ty: Ty<'tcx>,
                                bound: &hir::GenericBound)
                                -> Vec<ty::Predicate<'tcx>>
diff --git a/src/librustc_typeck/diagnostics.rs b/src/librustc_typeck/diagnostics.rs
index dd09bf96da5..4d957c9aa45 100644
--- a/src/librustc_typeck/diagnostics.rs
+++ b/src/librustc_typeck/diagnostics.rs
@@ -2338,7 +2338,7 @@ Rust does not currently support this. A simple example that causes this error:
 
 ```compile_fail,E0225
 fn main() {
-    let _: Box<std::io::Read + std::io::Write>;
+    let _: Box<dyn std::io::Read + std::io::Write>;
 }
 ```
 
@@ -2348,7 +2348,7 @@ auto traits. For example, the following compiles correctly:
 
 ```
 fn main() {
-    let _: Box<std::io::Read + Send + Sync>;
+    let _: Box<dyn std::io::Read + Send + Sync>;
 }
 ```
 "##,
diff --git a/src/librustc_typeck/lib.rs b/src/librustc_typeck/lib.rs
index b18e5ca54ff..b50f55effad 100644
--- a/src/librustc_typeck/lib.rs
+++ b/src/librustc_typeck/lib.rs
@@ -70,6 +70,7 @@ This API is completely unstable and subject to change.
       html_root_url = "https://doc.rust-lang.org/nightly/")]
 
 #![allow(non_camel_case_types)]
+#![deny(bare_trait_objects)]
 
 #![feature(box_patterns)]
 #![feature(box_syntax)]
generated by cgit-pink 1.4.1-3-g733a5 (git 2.37.1) at 2026-05-03 23:28:34 +0000