cache collect_trait_impl_trait_tys

2022-09-09 15:34:11 +00:00
parent 88a192257c
commit 4cdf264e6f
3 changed files with 9 additions and 2 deletions
--- a/compiler/rustc_middle/src/query/mod.rs
+++ b/compiler/rustc_middle/src/query/mod.rs
@@ -164,7 +164,8 @@ rustc_queries! {
    query collect_trait_impl_trait_tys(key: DefId)
        -> Result<&'tcx FxHashMap<DefId, Ty<'tcx>>, ErrorGuaranteed>
    {
-        desc { "better description please" }
+        desc { "compare an impl and trait method signature, inferring any hidden `impl Trait` types in the process" }
+        cache_on_disk_if { key.is_local() }
        separate_provide_extern
    }