Fixed compiler warning

sakno · sakno · commit a2c5cf2478ce · 2025-06-29T19:39:07.000+03:00
diff --git a/src/DotNext/Sentinel.cs b/src/DotNext/Sentinel.cs
@@ -9,5 +9,5 @@ internal static class Sentinel
 
     // The struct is needed to avoid false positives caused by the type check on the variable that stores singleton
     [StructLayout(LayoutKind.Auto)]
-    private struct Dummy;
+    private readonly struct Dummy;
 }

Original file line number	Diff line number	Diff line change
`@@ -9,5 +9,5 @@ internal static class Sentinel`
`9`	`9`
`10`	`10`	`// The struct is needed to avoid false positives caused by the type check on the variable that stores singleton`
`11`	`11`	`[StructLayout(LayoutKind.Auto)]`
`12`		`- private struct Dummy;`
	`12`	`+ private readonly struct Dummy;`
`13`	`13`	`}`