Encode whether foreign opaques are TAITs or not

2023-01-18 18:03:06 +00:00
parent 79335f1ac4
commit 200f466d1a
8 changed files with 23 additions and 2 deletions
--- a/compiler/rustc_middle/src/query/mod.rs
+++ b/compiler/rustc_middle/src/query/mod.rs
@@ -177,6 +177,12 @@ rustc_queries! {
        separate_provide_extern
    }

+    query is_type_alias_impl_trait(key: DefId) -> bool
+    {
+        desc { "determine whether the opaque is a type-alias impl trait" }
+        separate_provide_extern
+    }
+
    query analysis(key: ()) -> Result<(), ErrorGuaranteed> {
        eval_always
        desc { "running analysis passes on this crate" }