Auto merge of #100754 - davidtwco:translation-incremental, r=compiler-errors

[rust.git] / compiler / rustc_hir_analysis / src / coherence / builtin.rs

diff --git a/compiler/rustc_hir_analysis/src/coherence/builtin.rs b/compiler/rustc_hir_analysis/src/coherence/builtin.rs
index 28c04087868a7d35e4677488297a5ebe865eed6f..6600e4216bd1f4a54304af6e41bc128ff22d4670 100644 (file)
--- a/compiler/rustc_hir_analysis/src/coherence/builtin.rs
+++ b/compiler/rustc_hir_analysis/src/coherence/builtin.rs
@@ -56,7 +56,7 @@ fn visit_implementation_of_drop(tcx: TyCtxt<'_>, impl_did: LocalDefId) {
         _ => {}
     }
 
-    let ItemKind::Impl(impl_) = tcx.hir().expect_item(impl_did).kind else { bug!("expected Drop impl item") };
+    let impl_ = tcx.hir().expect_item(impl_did).expect_impl();
 
     tcx.sess.emit_err(DropImplOnWrongItem { span: impl_.self_ty.span });
 }
@@ -64,8 +64,6 @@ fn visit_implementation_of_drop(tcx: TyCtxt<'_>, impl_did: LocalDefId) {
 fn visit_implementation_of_copy(tcx: TyCtxt<'_>, impl_did: LocalDefId) {
     debug!("visit_implementation_of_copy: impl_did={:?}", impl_did);
 
-    let impl_hir_id = tcx.hir().local_def_id_to_hir_id(impl_did);
-
     let self_type = tcx.type_of(impl_did);
     debug!("visit_implementation_of_copy: self_type={:?} (bound)", self_type);
 
@@ -80,7 +78,7 @@ fn visit_implementation_of_copy(tcx: TyCtxt<'_>, impl_did: LocalDefId) {
         _ => bug!("expected Copy impl item"),
     };
 
-    let cause = traits::ObligationCause::misc(span, impl_hir_id);
+    let cause = traits::ObligationCause::misc(span, impl_did);
     match type_allowed_to_implement_copy(tcx, param_env, self_type, cause) {
         Ok(()) => {}
         Err(CopyImplementationError::InfrigingFields(fields)) => {
@@ -224,7 +222,7 @@ fn visit_implementation_of_dispatch_from_dyn(tcx: TyCtxt<'_>, impl_did: LocalDef
     let create_err = |msg: &str| struct_span_err!(tcx.sess, span, E0378, "{}", msg);
 
     let infcx = tcx.infer_ctxt().build();
-    let cause = ObligationCause::misc(span, impl_hir_id);
+    let cause = ObligationCause::misc(span, impl_did);
 
     use rustc_type_ir::sty::TyKind::*;
     match (source.kind(), target.kind()) {
@@ -386,8 +384,7 @@ pub fn coerce_unsized_info<'tcx>(tcx: TyCtxt<'tcx>, impl_did: DefId) -> CoerceUn
     debug!("visit_implementation_of_coerce_unsized: {:?} -> {:?} (free)", source, target);
 
     let infcx = tcx.infer_ctxt().build();
-    let impl_hir_id = tcx.hir().local_def_id_to_hir_id(impl_did);
-    let cause = ObligationCause::misc(span, impl_hir_id);
+    let cause = ObligationCause::misc(span, impl_did);
     let check_mutbl = |mt_a: ty::TypeAndMut<'tcx>,
                        mt_b: ty::TypeAndMut<'tcx>,
                        mk_ptr: &dyn Fn(Ty<'tcx>) -> Ty<'tcx>| {
@@ -575,7 +572,7 @@ pub fn coerce_unsized_info<'tcx>(tcx: TyCtxt<'tcx>, impl_did: DefId) -> CoerceUn
     };
 
     // Register an obligation for `A: Trait<B>`.
-    let cause = traits::ObligationCause::misc(span, impl_hir_id);
+    let cause = traits::ObligationCause::misc(span, impl_did);
     let predicate =
         predicate_for_trait_def(tcx, param_env, cause, trait_def_id, 0, [source, target]);
     let errors = traits::fully_solve_obligation(&infcx, predicate);