From 7c0c713a102ee86ee32af115acba63a5c3b3a657 Mon Sep 17 00:00:00 2001
From: Jonas Schievink <jonasschievink@gmail.com>
Date: Mon, 5 Apr 2021 03:50:10 +0200
Subject: Intern `GenericParams`

Also share the same instance between `ItemTree` and `generic_params`
query.
---
 crates/hir_ty/src/utils.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'crates/hir_ty/src/utils.rs')

diff --git a/crates/hir_ty/src/utils.rs b/crates/hir_ty/src/utils.rs
index c85c328af..df0ea4368 100644
--- a/crates/hir_ty/src/utils.rs
+++ b/crates/hir_ty/src/utils.rs
@@ -9,6 +9,7 @@ use hir_def::{
     generics::{
         GenericParams, TypeParamData, TypeParamProvenance, WherePredicate, WherePredicateTypeTarget,
     },
+    intern::Interned,
     path::Path,
     resolver::{HasResolver, TypeNs},
     type_ref::TypeRef,
@@ -158,7 +159,7 @@ pub(crate) fn generics(db: &dyn DefDatabase, def: GenericDefId) -> Generics {
 #[derive(Debug)]
 pub(crate) struct Generics {
     def: GenericDefId,
-    pub(crate) params: Arc<GenericParams>,
+    pub(crate) params: Interned<GenericParams>,
     parent_generics: Option<Box<Generics>>,
 }
 
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