diff options
| -rw-r--r-- | compiler/rustc_hir_analysis/src/delegation.rs | 3 | ||||
| -rw-r--r-- | compiler/rustc_middle/src/ty/generic_args.rs | 2 |
2 files changed, 2 insertions, 3 deletions
diff --git a/compiler/rustc_hir_analysis/src/delegation.rs b/compiler/rustc_hir_analysis/src/delegation.rs index b907ec090e5..f5821aed03f 100644 --- a/compiler/rustc_hir_analysis/src/delegation.rs +++ b/compiler/rustc_hir_analysis/src/delegation.rs @@ -276,8 +276,7 @@ fn create_generic_args<'tcx>( tcx.impl_trait_header(parent).unwrap().trait_ref.instantiate_identity().args; let trait_args = ty::GenericArgs::identity_for_item(tcx, sig_id); - let method_args = - tcx.mk_args_from_iter(trait_args.iter().skip(callee_generics.parent_count)); + let method_args = tcx.mk_args(&trait_args[callee_generics.parent_count..]); let method_args = build_generic_args(tcx, sig_id, def_id, method_args); tcx.mk_args_from_iter(parent_args.iter().chain(method_args)) diff --git a/compiler/rustc_middle/src/ty/generic_args.rs b/compiler/rustc_middle/src/ty/generic_args.rs index 5e038f91675..7d34d8df3f3 100644 --- a/compiler/rustc_middle/src/ty/generic_args.rs +++ b/compiler/rustc_middle/src/ty/generic_args.rs @@ -588,7 +588,7 @@ impl<'tcx> GenericArgs<'tcx> { } pub fn truncate_to(&self, tcx: TyCtxt<'tcx>, generics: &ty::Generics) -> GenericArgsRef<'tcx> { - tcx.mk_args_from_iter(self.iter().take(generics.count())) + tcx.mk_args(&self[..generics.count()]) } pub fn print_as_list(&self) -> String { |