Auto merge of #104533 - oli-obk:method_callee, r=lcnr

Clean up and harden various methods around trait substs

r? `@lcnr`

1 files changed, 3 insertions, 3 deletions

diff --git a/compiler/rustc_mir_transform/src/shim.rs b/compiler/rustc_mir_transform/src/shim.rs
index a0ff7550fae..68703eb0a23 100644
--- a/compiler/rustc_mir_transform/src/shim.rs
+++ b/compiler/rustc_mir_transform/src/shim.rs
@@ -346,7 +346,7 @@ impl<'tcx> CloneShimBuilder<'tcx> {
         // we must subst the self_ty because it's
         // otherwise going to be TySelf and we can't index
         // or access fields of a Place of type TySelf.
-        let substs = tcx.mk_substs_trait(self_ty, &[]);
+        let substs = tcx.mk_substs_trait(self_ty, []);
         let sig = tcx.bound_fn_sig(def_id).subst(tcx, substs);
         let sig = tcx.erase_late_bound_regions(sig);
         let span = tcx.def_span(def_id);
@@ -427,7 +427,7 @@ impl<'tcx> CloneShimBuilder<'tcx> {
     ) {
         let tcx = self.tcx;
 
-        let substs = tcx.mk_substs_trait(ty, &[]);
+        let substs = tcx.mk_substs_trait(ty, []);
 
         // `func == Clone::clone(&ty) -> ty`
         let func_ty = tcx.mk_fn_def(self.def_id, substs);
@@ -586,7 +586,7 @@ fn build_call_shim<'tcx>(
 
         // Create substitutions for the `Self` and `Args` generic parameters of the shim body.
         let arg_tup = tcx.mk_tup(untuple_args.iter());
-        let sig_substs = tcx.mk_substs_trait(ty, &[ty::subst::GenericArg::from(arg_tup)]);
+        let sig_substs = tcx.mk_substs_trait(ty, [ty::subst::GenericArg::from(arg_tup)]);
 
         (Some(sig_substs), Some(untuple_args))
     } else {