From df442c63f038b4ac67fe25e1973666d309e1d213 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michal=20Strehovsk=C3=BD?=
 <MichalStrehovsky@users.noreply.github.com>
Date: Mon, 11 Mar 2024 06:50:35 +0100
Subject: [PATCH] Guard against non-sensical ReadyToRunGenericHelperNode

---
 .../Compiler/DependencyAnalysis/ReadyToRunGenericHelperNode.cs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/DependencyAnalysis/ReadyToRunGenericHelperNode.cs b/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/DependencyAnalysis/ReadyToRunGenericHelperNode.cs
index 10e5d8d162e7b4..cb54964bcb05b8 100644
--- a/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/DependencyAnalysis/ReadyToRunGenericHelperNode.cs
+++ b/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/DependencyAnalysis/ReadyToRunGenericHelperNode.cs
@@ -39,6 +39,9 @@ public bool HandlesInvalidEntries(NodeFactory factory)
 
         public ReadyToRunGenericHelperNode(NodeFactory factory, ReadyToRunHelperId helperId, object target, TypeSystemEntity dictionaryOwner)
         {
+            Debug.Assert(
+                (dictionaryOwner is TypeDesc type && type.HasInstantiation)
+                || (dictionaryOwner is MethodDesc method && method.HasInstantiation));
             _id = helperId;
             _dictionaryOwner = dictionaryOwner;
             _target = target;