Imported Upstream version 5.8.0.22

Former-commit-id: df344e34b07851d296efb3e6604c8db42b6f7aa3

external/linker/corebuild/integration/ILLink.CustomSteps/ClearInitLocals.cs

@@ -0,0 +1,24 @@
+using System;
+
+using Mono.Linker;
+using Mono.Linker.Steps;
+using Mono.Cecil;
+
+namespace ILLink.CustomSteps
+{
+	public class ClearInitLocalsStep : BaseStep
+	{
+		protected override void ProcessAssembly(AssemblyDefinition assembly)
+		{
+			foreach (ModuleDefinition module in assembly.Modules) {
+				foreach (TypeDefinition type in module.Types) {
+					foreach (MethodDefinition method in type.Methods) {
+						if (method.Body != null) {
+							method.Body.InitLocals = false;
+						}
+					}
+				}
+			}
+		}
+	}
+}