Imported Upstream version 5.18.0.142

Former-commit-id: 7467d4b717762eeaf652d77f1486dd11ffb1ff1f

mcs/tests/test-961.cs

@@ -4,6 +4,12 @@ using System;
 
 public static class B {
 	public static void Main ()
+	{
+		int lo = 1;
+		Bar (in lo);		
+	}
+
+	public static void Bar (in int arg)
 	{
 	}
 

mcs/tests/test-decl-expr-05.cs

@@ -6,6 +6,11 @@ class X
 		{
 			arg = s.ToString ();
 		}
+
+		while (true && Call (out string s2))
+		{
+			arg = s2.ToString ();
+		}
 	}
 
 	static bool Call (out string s)

mcs/tests/test-fixed-01.cs

@@ -0,0 +1,20 @@
+// Compiler options: -unsafe -langversion:latest
+
+unsafe class C
+{
+	public static void Main ()
+	{
+		fixed (int* p = new Fixable ()) {
+			System.Console.WriteLine (*p);
+			System.Console.WriteLine (p [2]);
+		}
+	}
+
+	struct Fixable
+	{
+		public ref int GetPinnableReference ()
+		{
+			return ref (new int[] { 1, 2, 3 })[0];
+		}
+	}
+}

mcs/tests/ver-il-net_4_x.xml.REMOVED.git-id

@@ -1 +1 @@
-de627d70ca0c8397bb021d757723e1de33485608
+40c2d585df3aa012f8646c4cc723ef60fa4ca87f