Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/tests/gtest-fixedbuffer-08.cs

@@ -0,0 +1,46 @@
+// Compiler options: -unsafe
+
+using System;
+using System.Runtime.InteropServices;
+
+[StructLayout (LayoutKind.Auto, CharSet = CharSet.Auto)]
+struct S
+{
+	public unsafe fixed byte o[6];
+}
+
+class A
+{
+	public static int Main ()
+	{
+		Type t = typeof (S);
+		var sa = t.StructLayoutAttribute;
+		if (sa.Value != LayoutKind.Auto)
+			return 1;
+
+		if (sa.CharSet != CharSet.Auto)
+			return 2;
+
+		if (sa.Pack != 8)
+			return 3;
+
+		if (sa.Size != 0)
+			return 4;
+
+		t = t.GetNestedTypes ()[0];
+		sa = t.StructLayoutAttribute;
+		if (sa.Value != LayoutKind.Sequential)
+			return 11;
+
+		if (sa.CharSet != CharSet.Auto)
+			return 12;
+
+		if (sa.Pack != 8)
+			return 13;
+
+		if (sa.Size != 6)
+			return 14;
+
+		return 0;
+	}
+}