Remove interior mutability from TraitDef by turning fields into queries.

[rust.git] / src / librustc_typeck / coherence / mod.rs

diff --git a/src/librustc_typeck/coherence/mod.rs b/src/librustc_typeck/coherence/mod.rs
index 56ae9d545751f56c1eae0aed72d6e8592ca70a87..165be49f7603de1d73ff00a03519187585980996 100644 (file)
--- a/src/librustc_typeck/coherence/mod.rs
+++ b/src/librustc_typeck/coherence/mod.rs
@@ -46,8 +46,6 @@ fn check_impl<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>, node_id: ast::NodeId) {
         }
 
         enforce_trait_manually_implementable(tcx, impl_def_id, trait_ref.def_id);
-        let trait_def = tcx.trait_def(trait_ref.def_id);
-        trait_def.record_local_impl(tcx, impl_def_id, trait_ref);
     }
 }
 
@@ -62,7 +60,7 @@ fn enforce_trait_manually_implementable(tcx: TyCtxt, impl_def_id: DefId, trait_d
                          span,
                          E0322,
                          "explicit impls for the `Sized` trait are not permitted")
-            .span_label(span, &format!("impl of 'Sized' not allowed"))
+            .span_label(span, "impl of 'Sized' not allowed")
             .emit();
         return;
     }
@@ -117,8 +115,6 @@ pub fn provide(providers: &mut Providers) {
 
 fn coherent_trait<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>,
                             (_, def_id): (CrateNum, DefId)) {
-    tcx.populate_implementations_for_trait_if_necessary(def_id);
-
     let impls = tcx.hir.trait_impls(def_id);
     for &impl_id in impls {
         check_impl(tcx, impl_id);