1 files changed, 58 insertions, 0 deletions
diff --git a/tests/src/JIT/Regression/JitBlue/GitHub_23794/GitHub_23794.cs b/tests/src/JIT/Regression/JitBlue/GitHub_23794/GitHub_23794.cs
new file mode 100644
index 0000000000..bfa6fcc492
--- /dev/null
+++ b/tests/src/JIT/Regression/JitBlue/GitHub_23794/GitHub_23794.cs
@@ -0,0 +1,58 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+class Program
+{
+    [StructLayout(LayoutKind.Sequential)]
+    struct S
+    {
+        public uint i0;
+        public uint i1;
+        public uint i2;
+        public uint i3;
+
+        public int i4;
+        public int i5;
+    }
+
+    [StructLayout(LayoutKind.Sequential)]
+    struct S16
+    {
+        public uint i0;
+        public uint i1;
+        public uint i2;
+        public uint i3;
+    }
+
+    static int Main()
+    {
+        S s = new S();
+        s.i0 = 0x12345678;
+        s.i1 = 0x87654321;
+        return Test(s);
+    }
+
+    [MethodImpl(MethodImplOptions.NoInlining)]
+    static int Call(int r0, int r1, int r2, int r3, int r4, int r5, int r6, S16 s)
+    {
+        return (s.i0 == 0x12345678 && s.i1 == 0x87654321) ? 100 : 1;
+    }
+
+    [MethodImpl(MethodImplOptions.NoInlining)]
+    static void Escape<T>(ref T t)
+    {
+    }
+
+    [MethodImpl(MethodImplOptions.NoInlining)]
+    static int Test(S p)
+    {
+        S s = p;
+        Escape(ref s);
+        return Call(0, 1, 2, 3, 4, 5, 6, Unsafe.As<S, S16>(ref s));
+    }
+}