From 6235fe175dfd601fa3e3f86b6f2c756e81b8127c Mon Sep 17 00:00:00 2001
From: Bruce Forstall <brucefo@microsoft.com>
Date: Mon, 15 May 2023 18:41:59 -0700
Subject: [PATCH] Add regression test

---
 .../JitBlue/Runtime_84619/Runtime_84619.cs    | 28 +++++++++++++++++++
 .../Runtime_84619/Runtime_84619.csproj        |  9 ++++++
 2 files changed, 37 insertions(+)
 create mode 100644 src/tests/JIT/Regression/JitBlue/Runtime_84619/Runtime_84619.cs
 create mode 100644 src/tests/JIT/Regression/JitBlue/Runtime_84619/Runtime_84619.csproj

diff --git a/src/tests/JIT/Regression/JitBlue/Runtime_84619/Runtime_84619.cs b/src/tests/JIT/Regression/JitBlue/Runtime_84619/Runtime_84619.cs
new file mode 100644
index 0000000000000..2a118cdb0eb89
--- /dev/null
+++ b/src/tests/JIT/Regression/JitBlue/Runtime_84619/Runtime_84619.cs
@@ -0,0 +1,28 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using Xunit;
+
+// Generated by Fuzzlyn v1.5 on 2023-04-09 16:37:03
+// Run on X64 Windows
+// Seed: 6230188300048624105
+// Reduced from 155.1 KiB to 0.2 KiB in 00:01:48
+// Hits JIT assert in Release:
+// Assertion failed '((tree->gtFlags & GTF_VAR_DEF) == 0) && (tree->GetLclNum() == lclNum) && tree->gtVNPair.BothDefined()' in 'Program:Main(Fuzzlyn.ExecutionServer.IRuntime)' during 'VN based copy prop' (IL size 25; hash 0xade6b36b; FullOpts)
+// 
+//     File: D:\a\_work\1\s\src\coreclr\jit\copyprop.cpp Line: 161
+// 
+public class Runtime_84619
+{
+    public static sbyte s_27;
+    [Fact]
+    public static int TestEntryPoint()
+    {
+        long vr1 = 0;
+        for (int vr3 = 0; vr3 < -1; vr3++)
+        {
+            s_27 = (sbyte)(vr1 | vr1);
+        }
+        return 100;
+    }
+}
diff --git a/src/tests/JIT/Regression/JitBlue/Runtime_84619/Runtime_84619.csproj b/src/tests/JIT/Regression/JitBlue/Runtime_84619/Runtime_84619.csproj
new file mode 100644
index 0000000000000..1bb887ea34b0f
--- /dev/null
+++ b/src/tests/JIT/Regression/JitBlue/Runtime_84619/Runtime_84619.csproj
@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <Optimize>True</Optimize>
+    <DebugType>None</DebugType>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Include="$(MSBuildProjectName).cs" />
+  </ItemGroup>
+</Project>
\ No newline at end of file