Add desc to specialization_graph_of query

rust-lang · Feb 9, 2020 · 82d6e79 · 82d6e79
1 parent 5ab1ab4
commit 82d6e79
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/librustc/query/mod.rs b/src/librustc/query/mod.rs
@@ -647,7 +647,8 @@ rustc_queries! {
         query trait_impls_of(key: DefId) -> &'tcx ty::trait_def::TraitImpls {
             desc { |tcx| "trait impls of `{}`", tcx.def_path_str(key) }
         }
-        query specialization_graph_of(_: DefId) -> &'tcx specialization_graph::Graph {
+        query specialization_graph_of(key: DefId) -> &'tcx specialization_graph::Graph {
+            desc { |tcx| "building specialization graph of trait `{}`", tcx.def_path_str(key) }
             cache_on_disk_if { true }
         }
         query is_object_safe(key: DefId) -> bool {