Imported Upstream version 4.2.1.124

Former-commit-id: 3b6a300a4ce80578c93599ba6e26a8f66743cde0

mcs/class/corlib/System/TimeZoneInfo.cs

@@ -1318,7 +1318,8 @@ namespace System
 				else {
 					abbrevs.Add (abbrev_index, sb.ToString ());
 					//Adding all the substrings too, as it seems to be used, at least for Africa/Windhoek
-					for (int j = 1; j < sb.Length; j++)
+					//j == sb.Length empty substring also needs to be added #31432
+					for (int j = 1; j <= sb.Length; j++)
 						abbrevs.Add (abbrev_index + j, sb.ToString (j, sb.Length - j));
 					abbrev_index = i + 1;
 					sb = new StringBuilder ();

mcs/class/lib/monolite/Mono.Security.dll.REMOVED.git-id

@@ -1 +1 @@
-f8f8e8e5ba7264993dba7738414a0123ab743cfe
+06f7fdab7429fe3c9ed22771dfe9380d208f037d

mcs/class/lib/monolite/System.Xml.dll.REMOVED.git-id

@@ -1 +1 @@
-4e690a5fc430b0f2617d1e6ef0c3f48c60c2acf2
+f41bbb4a396f59eec461720dfc065f676523d1c1

mcs/class/lib/monolite/System.dll.REMOVED.git-id

@@ -1 +1 @@
-3d129032906541b033f18089e67b70c7bfa0a13a
+ff03cd74a2624bd0a4a51658bb41e7d90f3144c9

mcs/class/lib/monolite/basic.exe.REMOVED.git-id

@@ -1 +1 @@
-32e21a2c8d84ae3b6a90e4eafcfb933ce24d0350
+d8009a94148589526c8dc39f0e1c0ca9e77217e8

mcs/class/lib/monolite/mscorlib.dll.REMOVED.git-id

@@ -1 +1 @@
-ff1a5fc565b24ddfc0c76f0f19d1271343f59208
+22fc25a9bdf68807d3d57dc73d711bbd3bc8bc79

mcs/tools/linker/Mono.Linker.Steps/MarkStep.cs

@@ -334,6 +334,9 @@ namespace Mono.Linker.Steps {
 					return;
 
 				MarkType (et);
+				if (argument.Value == null)
+					return;
+
 				foreach (var cac in (CustomAttributeArgument[]) argument.Value)
 					MarkWithResolvedScope ((TypeReference) cac.Value);
 			} else if (at.Namespace == "System" && at.Name == "Type") {
@@ -355,7 +358,6 @@ namespace Mono.Linker.Steps {
 			if ((git != null) && git.HasGenericArguments) {
 				foreach (var ga in git.GenericArguments)
 					MarkWithResolvedScope (ga);
-				return;
 			}
 			// we cannot set the Scope of a TypeSpecification but it's element type can be set
 			// e.g. System.String[] -> System.String

mcs/tools/linker/Mono.Linker.Steps/ResolveFromXmlStep.cs

@@ -129,15 +129,24 @@ namespace Mono.Linker.Steps {
 			return new Regex (pattern.Replace(".", @"\.").Replace("*", "(.*)"));
 		}
 
+		void MatchType (TypeDefinition type, Regex regex, XPathNavigator nav)
+		{
+			if (regex.Match (type.FullName).Success)
+				ProcessType (type, nav);
+
+			if (!type.HasNestedTypes)
+				return;
+
+			foreach (var nt in type.NestedTypes)
+				MatchType (nt, regex, nav);
+		}
+
 		void ProcessTypePattern (string fullname, AssemblyDefinition assembly, XPathNavigator nav)
 		{
 			Regex regex = CreateRegexFromPattern (fullname);
 
 			foreach (TypeDefinition type in assembly.MainModule.Types) {
-				if (!regex.Match (type.FullName).Success)
-					continue;
-
-				ProcessType (type, nav);
+				MatchType (type, regex, nav);
 			}
 		}