From b7e6106a950994b0ec8d619c70f9a0a2cc3ac330 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Laurent=20Th=C3=A9venoux?= <thevenoux@adacore.com>
Date: Tue, 6 Aug 2024 15:54:15 +0200
Subject: [PATCH] Memoize SubtypeDecl.get_imp_deref

This change allows to fix the performance regression introduced by
libadalang#1424.
---
 ada/nodes.lkt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ada/nodes.lkt b/ada/nodes.lkt
index d53107010..c4e4ba896 100644
--- a/ada/nodes.lkt
+++ b/ada/nodes.lkt
@@ -6621,6 +6621,7 @@ class SubtypeDecl: BaseSubtypeDecl {
         case t => t
     }
 
+    @memoized
     fun get_imp_deref(): Entity[Expr] =
        self.get_type().get_imp_deref()