From 6a3f6a0093a6a475180d4ebb7eb480b07de0819d Mon Sep 17 00:00:00 2001
From: Pavel Koneski <pavel.koneski@gmail.com>
Date: Tue, 12 Dec 2023 18:38:28 -0800
Subject: [PATCH] Fix debug check of codecs names

---
 Src/IronPython/Runtime/Operations/StringOps.cs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Src/IronPython/Runtime/Operations/StringOps.cs b/Src/IronPython/Runtime/Operations/StringOps.cs
index ca1cf3896..9a3e98a7c 100644
--- a/Src/IronPython/Runtime/Operations/StringOps.cs
+++ b/Src/IronPython/Runtime/Operations/StringOps.cs
@@ -2079,7 +2079,9 @@ internal static partial class CodecsInfo {
 #if DEBUG
                 foreach (KeyValuePair<string, Lazy<Encoding?>> kvp in d) {
                     // all codecs should be stored in lowercase because we only look up from lowercase strings
-                    Debug.Assert(kvp.Key.Equals(kvp.Key, StringComparison.OrdinalIgnoreCase));
+                    #pragma warning disable CA1862 // disable warning about comparing with ToLower()
+                    Debug.Assert(kvp.Key.ToLower(CultureInfo.InvariantCulture) == kvp.Key);
+                    #pragma warning restore
                     // all codec names should use underscores instead of dashes to match lookup values
                     Debug.Assert(kvp.Key.IndexOf('-') < 0);
                 }