From 851e32a888d68c775783d7ccdb21b16084923bbb Mon Sep 17 00:00:00 2001
From: Marek Safar <marek.safar@gmail.com>
Date: Fri, 7 Aug 2020 11:03:27 +0200
Subject: [PATCH] Trim async debugging when debugging feature is disabled
 (#40400)

---
 .../System.Private.CoreLib/src/ILLink/ILLink.Substitutions.Shared.xml  | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/libraries/System.Private.CoreLib/src/ILLink/ILLink.Substitutions.Shared.xml b/src/libraries/System.Private.CoreLib/src/ILLink/ILLink.Substitutions.Shared.xml
index 81e98c3f..9831ce9 100644
--- a/src/libraries/System.Private.CoreLib/src/ILLink/ILLink.Substitutions.Shared.xml
+++ b/src/libraries/System.Private.CoreLib/src/ILLink/ILLink.Substitutions.Shared.xml
@@ -15,5 +15,8 @@
     <type fullname="System.Resources.ResourceReader">
       <method signature="System.Boolean InitializeBinaryFormatter()" body="stub" value="false" feature="System.Runtime.Serialization.EnableUnsafeBinaryFormatterSerialization" featurevalue="false" />
     </type>
+    <type fullname="System.Threading.Tasks.Task" feature="System.Diagnostics.Debugger.IsSupported" featurevalue="false">
+      <field name="s_asyncDebuggingEnabled" value="false" initialize="false" />
+    </type>
   </assembly>
 </linker>
-- 
2.7.4