Imported Upstream version 4.4.0.40

Former-commit-id: 6427cc082e74df30afc535fd906a3494b74b0817

Makefile.in

@@ -84,8 +84,8 @@ DIST_COMMON = $(srcdir)/Makefile.in $(srcdir)/Makefile.am \
 	$(top_srcdir)/configure $(am__configure_deps) \
 	$(srcdir)/config.h.in mkinstalldirs \
 	$(srcdir)/mono-uninstalled.pc.in COPYING.LIB ChangeLog NEWS \
-	compile config.guess config.rpath config.sub install-sh \
-	missing ltmain.sh
+	compile config.guess config.rpath config.sub depcomp \
+	install-sh missing ltmain.sh
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
 am__aclocal_m4_deps = $(top_srcdir)/m4/iconv.m4 \
 	$(top_srcdir)/m4/lib-ld.m4 $(top_srcdir)/m4/lib-link.m4 \

configure.REMOVED.git-id

@@ -1 +1 @@
-79ba3854a41b122e90badfb88a8aba24b6abc54c
+25ac5dd52e897440dac529dfcfe2034bdae89d53

configure.ac.REMOVED.git-id

@@ -1 +1 @@
-568cb227ed520bd10d312bf4a66ccba0f772b016
+3decb1ccc1162ebbe9663424f20f2ace97e2921f

external/referencesource/System/services/monitoring/system/diagnosticts/AsyncStreamReader.cs

@@ -293,8 +293,10 @@ namespace System.Diagnostics {
         internal void WaitUtilEOF() {
             if( eofEvent != null) {
                 eofEvent.WaitOne();
+#if !MONO
                 eofEvent.Close();
                 eofEvent = null;
+#endif
             }            
         }
     }

man/mono.1

@@ -142,6 +142,11 @@ instead of going through the operating system symbol lookup operation.
 .I llvm-path=<PREFIX>
 Same for the llvm tools 'opt' and 'llc'.
 .TP
+.I gen-seq-points-file=FILE.msym
+Instructs the AOT compiler to generate offline sequence points .msym files.
+The path is optional, if none is passed then a .msym file will be generated
+next to the input assembly.
+.TP
 .I mtriple=<TRIPLE>
 Use the GNU style target triple <TRIPLE> to determine some code generation options, i.e.
 --mtriple=armv7-linux-gnueabi will generate code that targets ARMv7. This is currently

mcs/build/common/Consts.cs

@@ -34,7 +34,7 @@ static class Consts
 	// Use these assembly version constants to make code more maintainable.
 	//
 
-	public const string MonoVersion = "4.3.2.0";
+	public const string MonoVersion = "4.4.0.0";
 	public const string MonoCompany = "Mono development team";
 	public const string MonoProduct = "Mono Common Language Infrastructure";
 	public const string MonoCopyright = "(c) Various Mono authors";

mcs/class/Microsoft.Build.Tasks/Microsoft.Build.Tasks/XmlPeek.cs

@@ -153,7 +153,7 @@ namespace Microsoft.Build.Tasks
 					throw;
 				}
 
-				Log.LogErrorWithCodeFromResources ("XmlPeek.ArgumentError", e.Message);
+				Log.LogError ("MSB3741: Unable to load arguments for the XmlPeek task. {0}", e.Message);
 				return false;
 			}
 
@@ -169,7 +169,7 @@ namespace Microsoft.Build.Tasks
 					throw;
 				}
 
-				Log.LogErrorWithCodeFromResources ("XmlPeekPoke.InputFileError", _xmlInputPath.ItemSpec, e.Message);
+				Log.LogError ("MSB3733: Input file \"{0}\" cannot be opened. {1}", _xmlInputPath.ItemSpec, e.Message);
 				return false;
 			} finally {
 				xmlinput.CloseReader ();
@@ -185,7 +185,7 @@ namespace Microsoft.Build.Tasks
 					throw;
 				}
 
-				Log.LogErrorWithCodeFromResources ("XmlPeekPoke.XPathError", _query, e.Message);
+				Log.LogError ("MSB3734: XPath Query \"{0}\" cannot be loaded. {1}", _query, e.Message);
 				return false;
 			}
 
@@ -199,14 +199,14 @@ namespace Microsoft.Build.Tasks
 					throw;
 				}
 
-				Log.LogErrorWithCodeFromResources ("XmlPeek.NamespacesError", e.Message);
+				Log.LogError ("MSB3742: Unable to process the Namespaces argument for the XmlPeek task. {0}", e.Message);
 				return false;
 			}
 
 			try {
 				expr.SetContext (xmlNamespaceManager);
 			} catch (XPathException e) {
-				Log.LogErrorWithCodeFromResources ("XmlPeek.XPathContextError", e.Message);
+				Log.LogError ("MSB3743: Unable to set XPath expression's Context. {0}", e.Message);
 				return false;
 			}
 
@@ -228,12 +228,12 @@ namespace Microsoft.Build.Tasks
 				_result [i++] = new TaskItem (item);
 
 				// This can be logged a lot, so low importance
-				Log.LogMessageFromResources (MessageImportance.Low, "XmlPeek.Found", item);
+				Log.LogMessage (MessageImportance.Low, "Found \"{0}\".", item);
 			}
 
 			if (_result.Length == 0) {
 				// Logged no more than once per execute of this task
-				Log.LogMessageFromResources ("XmlPeek.NotFound");
+				Log.LogMessage ("The specified XPath query did not capture any nodes.");
 			}
 
 			return true;

mcs/class/Mono.Security/Makefile

@@ -21,5 +21,5 @@ EXTRA_DISTFILES = Mono.Security.Interface/README.md
 
 #
 # Update this comment to trigger a build in System
-# +1
+# +2
 #

mcs/class/Mono.Security/Mono.Security.Interface/MonoTlsSettings.cs

@@ -49,7 +49,7 @@ namespace Mono.Security.Interface
 			set { checkCertRevocationStatus = value; }
 		}
 
-		public bool UseServicePointManagerCallback {
+		public bool? UseServicePointManagerCallback {
 			get { return useServicePointManagerCallback; }
 			set { useServicePointManagerCallback = value; }
 		}
@@ -89,7 +89,7 @@ namespace Mono.Security.Interface
 		bool cloned = false;
 		bool checkCertName = true;
 		bool checkCertRevocationStatus = false;
-		bool useServicePointManagerCallback = true;
+		bool? useServicePointManagerCallback = null;
 		bool skipSystemValidators = false;
 		bool callbackNeedsChain = true;
 		ICertificateValidator certificateValidator;

mcs/class/Mono.Security/Mono.Security.X509/X509Store.cs

@@ -127,6 +127,8 @@ namespace Mono.Security.X509 {
 			CheckStore (_storePath, true);
 
 			string filename = Path.Combine (_storePath, GetUniqueName (certificate));
+			if (!File.Exists (filename)) {
+				filename = Path.Combine (_storePath, GetUniqueNameWithSerial (certificate));
 				if (!File.Exists (filename)) {
 					using (FileStream fs = File.Create (filename)) {
 						byte[] data = certificate.RawData;
@@ -135,6 +137,17 @@ namespace Mono.Security.X509 {
 					}
 					ClearCertificates ();	// We have modified the store on disk.  So forget the old state.
 				}
+			} else {
+				string newfilename = Path.Combine (_storePath, GetUniqueNameWithSerial (certificate));
+				if (GetUniqueNameWithSerial (LoadCertificate (filename)) != GetUniqueNameWithSerial (certificate)) {
+					using (FileStream fs = File.Create (newfilename)) {
+						byte[] data = certificate.RawData;
+						fs.Write (data, 0, data.Length);
+						fs.Close ();
+					}
+					ClearCertificates ();	// We have modified the store on disk.  So forget the old state.
+				}
+			}
 #if !NET_2_1
 			// Try to save privateKey if available..
 			CspParameters cspParams = new CspParameters ();
@@ -164,10 +177,16 @@ namespace Mono.Security.X509 {
 
 		public void Remove (X509Certificate certificate) 
 		{
-			string filename = Path.Combine (_storePath, GetUniqueName (certificate));
+			string filename = Path.Combine (_storePath, GetUniqueNameWithSerial (certificate));
 			if (File.Exists (filename)) {
 				File.Delete (filename);
 				ClearCertificates ();	// We have modified the store on disk.  So forget the old state.
+			} else {
+				filename = Path.Combine (_storePath, GetUniqueName (certificate));
+				if (File.Exists (filename)) {
+					File.Delete (filename);
+					ClearCertificates ();	// We have modified the store on disk.  So forget the old state.
+				}
 			}
 		}
 
@@ -182,10 +201,15 @@ namespace Mono.Security.X509 {
 
 		// private stuff
 
-		private string GetUniqueName (X509Certificate certificate) 
+		private string GetUniqueNameWithSerial (X509Certificate certificate)
+		{
+			return GetUniqueName (certificate, certificate.SerialNumber);
+		}
+
+		private string GetUniqueName (X509Certificate certificate, byte[] serial = null) 
 		{
 			string method;
-			byte[] name = GetUniqueName (certificate.Extensions);
+			byte[] name = GetUniqueName (certificate.Extensions, serial);
 			if (name == null) {
 				method = "tbp"; // thumbprint
 				name = certificate.Hash;
@@ -208,7 +232,7 @@ namespace Mono.Security.X509 {
 			return GetUniqueName (method, name, ".crl");
 		}
 
-		private byte[] GetUniqueName (X509ExtensionCollection extensions) 
+		private byte[] GetUniqueName (X509ExtensionCollection extensions, byte[] serial = null) 
 		{
 			// We prefer Subject Key Identifier as the unique name
 			// as it will provide faster lookups
@@ -217,7 +241,14 @@ namespace Mono.Security.X509 {
 				return null;
 
 			SubjectKeyIdentifierExtension ski = new SubjectKeyIdentifierExtension (ext);
+			if (serial == null) {
 				return ski.Identifier;
+			} else {
+				byte[] uniqueWithSerial = new byte[ski.Identifier.Length + serial.Length];
+				System.Buffer.BlockCopy (ski.Identifier, 0, uniqueWithSerial, 0, ski.Identifier.Length );
+				System.Buffer.BlockCopy (serial, 0, uniqueWithSerial, ski.Identifier.Length, serial.Length );
+				return uniqueWithSerial;
+			}
 		}
 
 		private string GetUniqueName (string method, byte[] name, string fileExtension) 

mcs/class/System.IO.Compression/SharpCompress/Writer/Zip/ZipCentralDirectoryEntry.cs

@@ -22,7 +22,7 @@ namespace SharpCompress.Writer.Zip
             byte[] encodedFilename = Encoding.UTF8.GetBytes(FileName);
             byte[] encodedComment = Encoding.UTF8.GetBytes(Comment);
 
-            outputStream.Write(new byte[] {80, 75, 1, 2, 0x3F, 0, 0x0A, 0}, 0, 8);
+            outputStream.Write(new byte[] {80, 75, 1, 2, 0x14, 0, 0x0A, 0}, 0, 8);
             HeaderFlags flags = HeaderFlags.UTF8;
             if (!outputStream.CanSeek)
             {

mcs/class/System.IO.Compression/SharpCompress/Writer/Zip/ZipWriter.cs

@@ -142,7 +142,7 @@ namespace SharpCompress.Writer.Zip
             byte[] encodedFilename = encoding.GetBytes(filename);
 
             OutputStream.Write(BitConverter.GetBytes(ZipHeaderFactory.ENTRY_HEADER_BYTES), 0, 4);
-            OutputStream.Write(new byte[] {63, 0}, 0, 2); //version
+            OutputStream.Write(new byte[] {20, 0}, 0, 2); //version
             HeaderFlags flags = encoding == Encoding.UTF8 ? HeaderFlags.UTF8 : (HeaderFlags)0;
             if (!OutputStream.CanSeek)
             {

mcs/class/System.IO.Compression/Test/System.IO.Compression/ZipTest.cs

@@ -114,6 +114,51 @@ namespace MonoTests.System.IO.Compression
 			File.Delete ("test.zip");
 		}
 
+		[Test]
+		public void ZipOpenAndReopenEntry()
+		{
+			try {
+				File.Copy("archive.zip", "test.zip", overwrite: true);
+				using (var archive = new ZipArchive(File.Open("test.zip", FileMode.Open),
+					ZipArchiveMode.Update))
+				{
+					var entry = archive.GetEntry("foo.txt");
+					Assert.IsNotNull(entry);
+
+					var stream = entry.Open();
+
+					try {
+						stream = entry.Open();
+					} catch (global::System.IO.IOException ex) {
+						return;
+					}
+
+					Assert.Fail();
+				}
+			} finally {
+				File.Delete ("test.zip");
+			}
+		}
+
+
+		[Test]
+		public void ZipOpenCloseAndReopenEntry()
+		{
+			File.Copy("archive.zip", "test.zip", overwrite: true);
+			using (var archive = new ZipArchive(File.Open("test.zip", FileMode.Open),
+				ZipArchiveMode.Update))
+			{
+				var entry = archive.GetEntry("foo.txt");
+				Assert.IsNotNull(entry);
+
+				var stream = entry.Open();
+				stream.Dispose();
+				stream = entry.Open();
+			}
+
+			File.Delete ("test.zip");
+		}
+
 		[Test]
 		public void ZipGetEntryDeleteReadMode()
 		{

mcs/class/System.IO.Compression/ZipArchiveEntry.cs

@@ -29,10 +29,96 @@ using SharpCompress.Archive;
 
 namespace System.IO.Compression
 {
+	internal class ZipArchiveEntryStream : Stream, IDisposable
+	{
+		private readonly ZipArchiveEntry entry;
+		private readonly Stream stream;
+
+		public override bool CanRead {
+			get { 
+				return stream.CanRead;
+			}
+		}
+
+		public override bool CanSeek {
+			get {
+				return stream.CanSeek;
+			}
+		}
+
+		public override bool CanWrite {
+			get {
+				return stream.CanWrite;
+			}
+		}
+
+		public override long Length {
+			get {
+				return stream.Length;
+			}
+		}
+
+		public override long Position {
+			get {
+				return stream.Position;
+			}
+			set {
+				stream.Position = value;
+			}
+		}
+
+		public ZipArchiveEntryStream(ZipArchiveEntry entry, Stream stream)
+		{
+			this.entry = entry;
+			this.stream = stream;
+		}
+
+		public override void Flush ()
+		{
+			stream.Flush();
+		}
+
+		public override long Seek (long offset, SeekOrigin origin)
+		{
+			return stream.Seek(offset, origin);
+		}
+
+		public override void SetLength (long value)
+		{
+			stream.SetLength(value);
+		}
+
+		public override int Read (byte[] buffer, int offset, int count)
+		{
+			return stream.Read(buffer, offset, count);
+		}
+
+		public override void Write (byte[] buffer, int offset, int count)
+		{
+			stream.Write(buffer, offset, count);
+		}
+
+		public new void Dispose()
+		{
+			Dispose(true);
+			GC.SuppressFinalize(this);
+			base.Dispose();
+		}
+
+		protected override void Dispose(bool disposing)
+		{
+			if (disposing) 
+			{
+				entry.openStream = null;
+				stream.Dispose();
+			}
+		}
+	}
+
 	public class ZipArchiveEntry
 	{
 		readonly SharpCompress.Archive.Zip.ZipArchiveEntry entry;
-		private Stream openStream;
+		internal ZipArchiveEntryStream openStream;
 		private bool wasDeleted;
 
 		internal ZipArchiveEntry(ZipArchive	archive, SharpCompress.Archive.Zip.ZipArchiveEntry entry)
@@ -112,7 +198,7 @@ namespace System.IO.Compression
 			if (Archive.Mode == ZipArchiveMode.Create && openStream != null)
 				throw new IOException("The archive for this entry was opened with the Create mode, and this entry has already been written to.");
 
-			openStream = entry.OpenEntryStream();
+			openStream = new ZipArchiveEntryStream(this, entry.OpenEntryStream());
 
 			return openStream;
 		}

mcs/class/System.Json/System.Json/JsonValue.cs

@@ -442,7 +442,7 @@ namespace System.Json
 		{
 			if (value == null)
 				throw new ArgumentNullException ("value");
-			return Convert.ToUInt16 (((JsonPrimitive) value).Value, NumberFormatInfo.InvariantInfo);
+			return Convert.ToUInt32 (((JsonPrimitive) value).Value, NumberFormatInfo.InvariantInfo);
 		}
 
 		public static implicit operator ulong (JsonValue value)

mcs/class/System.Json/Test/System.Json/JsonValueTest.cs

@@ -112,6 +112,30 @@ namespace MonoTests.System
 			Assert.AreEqual (number, jvalue); // should be exactly the same
 		}
 
+		[Test]
+		public void CheckIntegers ()
+		{
+			Assert.AreEqual (sbyte.MinValue, (sbyte) JsonValue.Parse (new JsonPrimitive (sbyte.MinValue).ToString ()));
+			Assert.AreEqual (sbyte.MaxValue, (sbyte) JsonValue.Parse (new JsonPrimitive (sbyte.MaxValue).ToString ()));
+			Assert.AreEqual (byte.MinValue, (byte) JsonValue.Parse (new JsonPrimitive (byte.MinValue).ToString ()));
+			Assert.AreEqual (byte.MaxValue, (byte) JsonValue.Parse (new JsonPrimitive (byte.MaxValue).ToString ()));
+
+			Assert.AreEqual (short.MinValue, (short) JsonValue.Parse (new JsonPrimitive (short.MinValue).ToString ()));
+			Assert.AreEqual (short.MaxValue, (short) JsonValue.Parse (new JsonPrimitive (short.MaxValue).ToString ()));
+			Assert.AreEqual (ushort.MinValue, (ushort) JsonValue.Parse (new JsonPrimitive (ushort.MinValue).ToString ()));
+			Assert.AreEqual (ushort.MaxValue, (ushort) JsonValue.Parse (new JsonPrimitive (ushort.MaxValue).ToString ()));
+
+			Assert.AreEqual (int.MinValue, (int) JsonValue.Parse (new JsonPrimitive (int.MinValue).ToString ()));
+			Assert.AreEqual (int.MaxValue, (int) JsonValue.Parse (new JsonPrimitive (int.MaxValue).ToString ()));
+			Assert.AreEqual (uint.MinValue, (uint) JsonValue.Parse (new JsonPrimitive (uint.MinValue).ToString ()));
+			Assert.AreEqual (uint.MaxValue, (uint) JsonValue.Parse (new JsonPrimitive (uint.MaxValue).ToString ()));
+
+			Assert.AreEqual (long.MinValue, (long) JsonValue.Parse (new JsonPrimitive (long.MinValue).ToString ()));
+			Assert.AreEqual (long.MaxValue, (long) JsonValue.Parse (new JsonPrimitive (long.MaxValue).ToString ()));
+			Assert.AreEqual (ulong.MinValue, (ulong) JsonValue.Parse (new JsonPrimitive (ulong.MinValue).ToString ()));
+			Assert.AreEqual (ulong.MaxValue, (ulong) JsonValue.Parse (new JsonPrimitive (ulong.MaxValue).ToString ()));
+		}
+
 		[Test]
 		public void CheckNumbers () 
 		{
@@ -262,3 +286,10 @@ namespace MonoTests.System
 		}
 	}
 }
+
+// vim: noexpandtab
+// Local Variables:
+// tab-width: 4
+// c-basic-offset: 4
+// indent-tabs-mode: t
+// End:

mcs/class/System.Net.Http/xammac_System.Net.Http.dll.sources

@@ -0,0 +1 @@
+#include System.Net.Http.dll.sources

mcs/class/System.Net.Http/xammac_net_4_5_System.Net.Http.dll.sources

@@ -0,0 +1 @@
+#include System.Net.Http.dll.sources

mcs/class/System.Security/Mono.Security.Cryptography/ManagedProtection.cs

@@ -237,24 +237,30 @@ namespace Mono.Security.Cryptography {
 
 		private static RSA user;
 		private static RSA machine;
+		private readonly static object user_lock = new object ();
+		private readonly static object machine_lock = new object ();
 
 		private static RSA GetKey (DataProtectionScope scope)
 		{
 			switch (scope) {
 			case DataProtectionScope.CurrentUser:
 				if (user == null) {
+					lock (user_lock) {
 						CspParameters csp = new CspParameters ();
 						csp.KeyContainerName = "DAPI";
 						user = new RSACryptoServiceProvider (1536, csp);
 					}
+				}
 				return user;
 			case DataProtectionScope.LocalMachine:
 				if (machine == null) {
+					lock (machine_lock) {
 						CspParameters csp = new CspParameters ();
 						csp.KeyContainerName = "DAPI";
 						csp.Flags = CspProviderFlags.UseMachineKeyStore;
 						machine = new RSACryptoServiceProvider (1536, csp);
 					}
+				}
 				return machine;
 			default:
 				throw new CryptographicException (Locale.GetText ("Invalid scope."));

mcs/class/System.Security/Test/System.Security.Cryptography/ProtectedDataTest.cs

@@ -12,6 +12,9 @@
 using NUnit.Framework;
 
 using System;
+using System.Text;
+using System.Collections.Generic;
+using System.Threading.Tasks;
 using System.Security.Cryptography;
 
 namespace MonoTests.System.Security.Cryptography {
@@ -64,6 +67,31 @@ namespace MonoTests.System.Security.Cryptography {
 			ProtectUnprotect (notMuchEntropy, DataProtectionScope.LocalMachine);
 		}
 
+		[Test] // https://bugzilla.xamarin.com/show_bug.cgi?id=38933
+		public void ProtectCurrentUserMultiThread ()
+		{
+			string data = "Hello World";
+			string entropy = "This is a long string with no meaningful content.";
+			var entropyBytes = Encoding.UTF8.GetBytes (entropy);
+			var dataBytes = Encoding.UTF8.GetBytes (data);
+			var tasks = new List<Task> ();
+
+			for (int i = 0; i < 20; i++)
+			{
+				tasks.Add (new Task (() => {
+					byte[] encryptedBytes = ProtectedData.Protect (dataBytes, entropyBytes, DataProtectionScope.CurrentUser);
+					Assert.IsFalse (IsEmpty (encryptedBytes), "#1");
+
+					byte[] decryptedBytes = ProtectedData.Unprotect (encryptedBytes, entropyBytes, DataProtectionScope.CurrentUser);
+					string decryptedString = Encoding.UTF8.GetString(decryptedBytes);
+					Assert.AreEqual (data, decryptedString, "#2");
+				}, TaskCreationOptions.LongRunning));
+			}
+
+			foreach (var t in tasks) t.Start ();
+			Task.WaitAll (tasks.ToArray ());
+		}
+
 		[Test]
 		public void DataProtectionScope_All ()
 		{

mcs/class/System/Mono.Net.Security/ChainValidationHelper.cs

@@ -160,7 +160,7 @@ namespace Mono.Net.Security
 					certValidationCallback = new ServerCertValidationCallback (callback);
 				}
 				certSelectionCallback = Private.CallbackHelpers.MonoToInternal (settings.ClientCertificateSelectionCallback);
-				fallbackToSPM = settings.UseServicePointManagerCallback;
+				fallbackToSPM = settings.UseServicePointManagerCallback ?? stream != null;
 			}
 
 			if (stream != null) {
@@ -264,7 +264,7 @@ namespace Mono.Net.Security
 				leaf = certs [0];
 
 			if (tlsStream != null)
-				request.ServicePoint.SetServerCertificate (leaf);
+				request.ServicePoint.UpdateServerCertificate (leaf);
 
 			if (leaf == null) {
 				errors |= SslPolicyErrors.RemoteCertificateNotAvailable;

mcs/class/System/Mono.Net.Security/MonoTlsStream.cs

@@ -109,14 +109,20 @@ namespace Mono.Net.Security
 					ServicePointManager.CheckCertificateRevocationList);
 
 				status = WebExceptionStatus.Success;
+			} catch (Exception ex) {
+				status = WebExceptionStatus.SecureChannelFailure;
+				throw;
 			} finally {
 				if (CertificateValidationFailed)
 					status = WebExceptionStatus.TrustFailure;
 
-				request.ServicePoint.SetClientCertificate (sslStream.InternalLocalCertificate);
-				if (status != WebExceptionStatus.Success)
+				if (status == WebExceptionStatus.Success)
+					request.ServicePoint.UpdateClientCertificate (sslStream.InternalLocalCertificate);
+				else {
+					request.ServicePoint.UpdateClientCertificate (null);
 					sslStream = null;
 				}
+			}
 
 			try {
 				if (buffer != null)

mcs/class/System/System.Diagnostics/Process.cs

@@ -74,7 +74,7 @@ namespace System.Diagnostics {
 			public bool LoadUserProfile;
 		};
 
-		IntPtr process_handle;
+		SafeProcessHandle process_handle;
 		int pid;
 		int enable_raising_events;
 		Thread background_wait_for_exit_thread;
@@ -82,13 +82,14 @@ namespace System.Diagnostics {
 		EventHandler exited_event;
 
 		/* Private constructor called from other methods */
-		private Process(IntPtr handle, int id) {
+		private Process (SafeProcessHandle handle, int id) {
 			process_handle = handle;
 			pid=id;
 		}
 
 		public Process ()
 		{
+			process_handle = new SafeProcessHandle ();
 		}
 
 		[MonoTODO]
@@ -117,14 +118,21 @@ namespace System.Diagnostics {
 		[MonitoringDescription ("The exit code of the process.")]
 		public int ExitCode {
 			get {
-				if (process_handle == IntPtr.Zero)
+				if (process_handle.IsInvalid)
 					throw new InvalidOperationException ("Process has not been started.");
 
-				int code = ExitCode_internal (process_handle);
+				bool release = false;
+				try {
+					process_handle.DangerousAddRef (ref release);
+					int code = ExitCode_internal (process_handle.DangerousGetHandle ());
 					if (code == 259)
 						throw new InvalidOperationException ("The process must exit before getting the requested information.");
 
 					return code;
+				} finally {
+					if (release)
+						process_handle.DangerousRelease ();
+				}
 			}
 		}
 
@@ -138,14 +146,21 @@ namespace System.Diagnostics {
 		[MonitoringDescription ("The exit time of the process.")]
 		public DateTime ExitTime {
 			get {
-				if (process_handle == IntPtr.Zero)
+				if (process_handle.IsInvalid)
 					throw new InvalidOperationException ("Process has not been started.");
 
 				if (!HasExited)
 					throw new InvalidOperationException ("The process must exit before " +
 									"getting the requested information.");
 
-				return(DateTime.FromFileTime(ExitTime_internal(process_handle)));
+				bool release = false;
+				try {
+					process_handle.DangerousAddRef (ref release);
+					return(DateTime.FromFileTime(ExitTime_internal(process_handle.DangerousGetHandle ())));
+				} finally {
+					if (release)
+						process_handle.DangerousRelease ();
+				}
 			}
 		}
 
@@ -153,9 +168,9 @@ namespace System.Diagnostics {
 		[MonitoringDescription ("Handle for this process.")]
 		public IntPtr Handle {
 			get {
-				if (process_handle == IntPtr.Zero)
+				if (process_handle.IsInvalid)
 					throw new InvalidOperationException ("No process is associated with this object.");
-				return(process_handle);
+				return process_handle.DangerousGetHandle ();
 			}
 		}
 
@@ -172,16 +187,18 @@ namespace System.Diagnostics {
 		[MonitoringDescription ("Determines if the process is still running.")]
 		public bool HasExited {
 			get {
-				if (process_handle == IntPtr.Zero)
+				if (process_handle.IsInvalid)
 					throw new InvalidOperationException ("Process has not been started.");
 
-				int exitcode = ExitCode_internal (process_handle);
+				bool release = false;
+				try {
+					process_handle.DangerousAddRef (ref release);
 
-				if(exitcode==259) {
-					/* STILL_ACTIVE */
-					return(false);
-				} else {
-					return(true);
+					/* STILL_ACTIVE = 259 */
+					return ExitCode_internal (process_handle.DangerousGetHandle ()) != 259;
+				} finally {
+					if (release)
+						process_handle.DangerousRelease ();
 				}
 			}
 		}
@@ -247,23 +264,33 @@ namespace System.Diagnostics {
 						"The process " + ProcessName +
 						" (ID " + Id + ") has exited");
 				
-				int min;
-				int max;
-				bool ok=GetWorkingSet_internal(process_handle, out min, out max);
-				if(ok==false) {
+				bool release = false;
+				try {
+					process_handle.DangerousAddRef (ref release);
+
+					int min, max;
+					if (!GetWorkingSet_internal(process_handle.DangerousGetHandle (), out min, out max))
 						throw new Win32Exception();
-				}
 
 					return((IntPtr)max);
+				} finally {
+					if (release)
+						process_handle.DangerousRelease ();
+				}
 			}
 			set {
 				if(HasExited) {
 					throw new InvalidOperationException("The process " + ProcessName + " (ID " + Id + ") has exited");
 				}
 				
-				bool ok=SetWorkingSet_internal(process_handle, 0, value.ToInt32(), false);
-				if(ok==false) {
+				bool release = false;
+				try {
+					process_handle.DangerousAddRef (ref release);
+					if(!SetWorkingSet_internal (process_handle.DangerousGetHandle (), 0, value.ToInt32(), false))
 						throw new Win32Exception();
+				} finally {
+					if (release)
+						process_handle.DangerousRelease ();
 				}
 			}
 		}
@@ -277,12 +304,19 @@ namespace System.Diagnostics {
 						"The process " + ProcessName +
 						" (ID " + Id + ") has exited");
 				
-				int min;
-				int max;
-				bool ok= GetWorkingSet_internal (process_handle, out min, out max);
-				if(!ok)
+				bool release = false;
+				try {
+					process_handle.DangerousAddRef (ref release);
+
+					int min, max;
+					if(!GetWorkingSet_internal (process_handle.DangerousGetHandle (), out min, out max))
 						throw new Win32Exception();
+
 					return ((IntPtr) min);
+				} finally {
+					if (release)
+						process_handle.DangerousRelease ();
+				}
 			}
 			set {
 				if(HasExited)
@@ -290,9 +324,16 @@ namespace System.Diagnostics {
 						"The process " + ProcessName +
 						" (ID " + Id + ") has exited");
 				
-				bool ok = SetWorkingSet_internal (process_handle, value.ToInt32(), 0, true);
-				if (!ok)
+				bool release = false;
+				try {
+					process_handle.DangerousAddRef (ref release);
+
+					if (!SetWorkingSet_internal (process_handle.DangerousGetHandle (), value.ToInt32(), 0, true))
 						throw new Win32Exception();
+				} finally {
+					if (release)
+						process_handle.DangerousRelease ();
+				}
 			}
 		}
 
@@ -310,7 +351,7 @@ namespace System.Diagnostics {
 			get {
 				if (module_collection == null)
 					module_collection = new ProcessModuleCollection(
-						GetModules_internal (process_handle));
+						GetModules_internal (process_handle.DangerousGetHandle ()));
 				return(module_collection);
 			}
 		}
@@ -452,14 +493,24 @@ namespace System.Diagnostics {
 		[MonitoringDescription ("The relative process priority.")]
 		public ProcessPriorityClass PriorityClass {
 			get {
-				if (process_handle == IntPtr.Zero)
+				if (process_handle.IsInvalid)
 					throw new InvalidOperationException ("Process has not been started.");
 
+				bool release = false;
+				try {
+					process_handle.DangerousAddRef (ref release);
+
 					int error;
-				int prio = GetPriorityClass (process_handle, out error);
+					int prio = GetPriorityClass (process_handle.DangerousGetHandle (), out error);
+
 					if (prio == 0)
 						throw new Win32Exception (error);
+
 					return (ProcessPriorityClass) prio;
+				} finally {
+					if (release)
+						process_handle.DangerousRelease ();
+				}
 			}
 			set {
 				if (!Enum.IsDefined (typeof (ProcessPriorityClass), value))
@@ -467,20 +518,25 @@ namespace System.Diagnostics {
 						"value", (int) value,
 						typeof (ProcessPriorityClass));
 
-				if (process_handle == IntPtr.Zero)
+				if (process_handle.IsInvalid)
 					throw new InvalidOperationException ("Process has not been started.");
 
-				int error;
-				if (!SetPriorityClass (process_handle, (int) value, out error)) {
-					CheckExited ();
-					throw new Win32Exception (error);
-				}
-			}
-		}
+				bool release = false;
+				try {
+					process_handle.DangerousAddRef (ref release);
 
-		void CheckExited () {
+					int error;
+					if (!SetPriorityClass (process_handle.DangerousGetHandle (), (int) value, out error)) {
 						if (HasExited)
 							throw new InvalidOperationException (String.Format ("Cannot process request because the process ({0}) has exited.", Id));
+
+						throw new Win32Exception (error);
+					}
+				} finally {
+					if (release)
+						process_handle.DangerousRelease ();
+				}
+			}
 		}
 
 		[MethodImplAttribute(MethodImplOptions.InternalCall)]
@@ -514,7 +570,15 @@ namespace System.Diagnostics {
 		[MonitoringDescription ("The amount of processing time spent in the OS core for this process.")]
 		public TimeSpan PrivilegedProcessorTime {
 			get {
-				return new TimeSpan (Times (process_handle, 1));
+				bool release = false;
+				try {
+					process_handle.DangerousAddRef (ref release);
+
+					return new TimeSpan (Times (process_handle.DangerousGetHandle (), 1));
+				} finally {
+					if (release)
+						process_handle.DangerousRelease ();
+				}
 			}
 		}
 
@@ -529,10 +593,20 @@ namespace System.Diagnostics {
 			get {
 				if(process_name==null) {
 					
-					if (process_handle == IntPtr.Zero)
+					if (process_handle.IsInvalid)
 						throw new InvalidOperationException ("No process is associated with this object.");
 
-					process_name=ProcessName_internal(process_handle);
+					bool release = false;
+					try {
+						process_handle.DangerousAddRef (ref release);
+
+						process_name=ProcessName_internal(process_handle.DangerousGetHandle ());
+					} finally {
+						if (release)
+							process_handle.DangerousRelease ();
+					}
+
+					
 					/* If process_name is _still_
 					 * null, assume the process
 					 * has exited
@@ -682,7 +756,15 @@ namespace System.Diagnostics {
 		[MonitoringDescription ("The time this process started.")]
 		public DateTime StartTime {
 			get {
-				return(DateTime.FromFileTime(StartTime_internal(process_handle)));
+				bool release = false;
+				try {
+					process_handle.DangerousAddRef (ref release);
+
+					return(DateTime.FromFileTime(StartTime_internal(process_handle.DangerousGetHandle ())));
+				} finally {
+					if (release)
+						process_handle.DangerousRelease ();
+				}
 			}
 		}
 
@@ -708,7 +790,15 @@ namespace System.Diagnostics {
 		[MonitoringDescription ("The total CPU time spent for this process.")]
 		public TimeSpan TotalProcessorTime {
 			get {
-				return new TimeSpan (Times (process_handle, 2));
+				bool release = false;
+				try {
+					process_handle.DangerousAddRef (ref release);
+
+					return new TimeSpan (Times (process_handle.DangerousGetHandle (), 2));
+				} finally {
+					if (release)
+						process_handle.DangerousRelease ();
+				}
 			}
 		}
 
@@ -716,7 +806,15 @@ namespace System.Diagnostics {
 		[MonitoringDescription ("The CPU time spent for this process in user mode.")]
 		public TimeSpan UserProcessorTime {
 			get {
-				return new TimeSpan (Times (process_handle, 0));
+				bool release = false;
+				try {
+					process_handle.DangerousAddRef (ref release);
+
+					return new TimeSpan (Times (process_handle.DangerousGetHandle (), 0));
+				} finally {
+					if (release)
+						process_handle.DangerousRelease ();
+				}
 			}
 		}
 
@@ -781,14 +879,21 @@ namespace System.Diagnostics {
 		/* int kill -> 1 KILL, 2 CloseMainWindow */
 		bool Close (int signo)
 		{
-			if (process_handle == IntPtr.Zero)
+			if (process_handle.IsInvalid)
 				throw new SystemException ("No process to kill.");
 
-			int exitcode = ExitCode_internal (process_handle);
-			if (exitcode != 259)
+			bool release = false;
+			try {
+				process_handle.DangerousAddRef (ref release);
+
+				if (ExitCode_internal (process_handle.DangerousGetHandle ()) != 259)
 					throw new InvalidOperationException ("The process already finished.");
 
-			return Kill_internal (process_handle, signo);
+				return Kill_internal (process_handle.DangerousGetHandle (), signo);
+			} finally {
+				if (release)
+					process_handle.DangerousRelease ();
+			}
 		}
 
 		public bool CloseMainWindow ()
@@ -814,7 +919,7 @@ namespace System.Diagnostics {
 			if (proc == IntPtr.Zero)
 				throw new SystemException("Can't find current process");
 
-			return (new Process (proc, pid));
+			return (new Process (new SafeProcessHandle (proc), pid));
 		}
 
 		public static Process GetProcessById(int processId)
@@ -824,7 +929,7 @@ namespace System.Diagnostics {
 			if (proc == IntPtr.Zero)
 				throw new ArgumentException ("Can't find process with ID " + processId.ToString ());
 
-			return (new Process (proc, processId));
+			return (new Process (new SafeProcessHandle (proc), processId));
 		}
 
 		[MonoTODO ("There is no support for retrieving process information from a remote machine")]
@@ -957,7 +1062,7 @@ namespace System.Diagnostics {
 				throw new Win32Exception (-proc_info.pid);
 			}
 
-			process.process_handle = proc_info.process_handle;
+			process.process_handle = new SafeProcessHandle (proc_info.process_handle);
 			process.pid = proc_info.pid;
 			process.StartBackgroundWaitForExit ();
 			return(ret);
@@ -1097,7 +1202,7 @@ namespace System.Diagnostics {
 				}
 			}
 
-			process.process_handle = proc_info.process_handle;
+			process.process_handle = new SafeProcessHandle (proc_info.process_handle);
 			process.pid = proc_info.pid;
 			
 			if (startInfo.RedirectStandardInput) {
@@ -1174,9 +1279,8 @@ namespace System.Diagnostics {
 		
 		public bool Start ()
 		{
-			if (process_handle != IntPtr.Zero) {
-				Process_free_internal (process_handle);
-				process_handle = IntPtr.Zero;
+			if (!process_handle.IsInvalid) {
+				process_handle.Dispose ();
 			}
 			return Start_common(start_info, this);
 		}
@@ -1188,7 +1292,7 @@ namespace System.Diagnostics {
 
 			Process process = new Process();
 			process.StartInfo = startInfo;
-			if (Start_common(startInfo, process) && process.process_handle != IntPtr.Zero)
+			if (Start_common(startInfo, process) && !process.process_handle.IsInvalid)
 				return process;
 			return null;
 		}
@@ -1274,11 +1378,19 @@ namespace System.Diagnostics {
 			if (ms == int.MaxValue)
 				ms = -1;
 
-			if (process_handle == IntPtr.Zero)
+			if (process_handle.IsInvalid)
 				throw new InvalidOperationException ("No process is associated with this object.");
 
-			if (!WaitForExit_internal (process_handle, ms))
+			bool release = false;
+			try {
+				process_handle.DangerousAddRef (ref release);
+
+				if (!WaitForExit_internal (process_handle.DangerousGetHandle (), ms))
 					return false;
+			} finally {
+				if (release)
+					process_handle.DangerousRelease ();
+			}
 
 #if MONO_FEATURE_PROCESS_START
 			if (async_output != null)
@@ -1309,7 +1421,15 @@ namespace System.Diagnostics {
 		// The internal call is only implemented properly on Windows.
 		[MonoTODO]
 		public bool WaitForInputIdle(int milliseconds) {
-			return WaitForInputIdle_internal (process_handle, milliseconds);
+			bool release = false;
+			try {
+				process_handle.DangerousAddRef (ref release);
+
+				return WaitForInputIdle_internal (process_handle.DangerousGetHandle (), milliseconds);
+			} finally {
+				if (release)
+					process_handle.DangerousRelease ();
+			}
 		}
 
 		private static bool IsLocalMachine (string machineName)
@@ -1344,7 +1464,7 @@ namespace System.Diagnostics {
 		[ComVisibleAttribute(false)] 
 		public void BeginOutputReadLine ()
 		{
-			if (process_handle == IntPtr.Zero || output_stream == null || StartInfo.RedirectStandardOutput == false)
+			if (process_handle.IsInvalid || output_stream == null || StartInfo.RedirectStandardOutput == false)
 				throw new InvalidOperationException ("Standard output has not been redirected or process has not been started.");
 
 			if ((async_mode & AsyncModes.SyncOutput) != 0)
@@ -1376,7 +1496,7 @@ namespace System.Diagnostics {
 		[ComVisibleAttribute(false)] 
 		public void CancelOutputRead ()
 		{
-			if (process_handle == IntPtr.Zero || output_stream == null || StartInfo.RedirectStandardOutput == false)
+			if (process_handle.IsInvalid || output_stream == null || StartInfo.RedirectStandardOutput == false)
 				throw new InvalidOperationException ("Standard output has not been redirected or process has not been started.");
 
 			if ((async_mode & AsyncModes.SyncOutput) != 0)
@@ -1393,7 +1513,7 @@ namespace System.Diagnostics {
 		[ComVisibleAttribute(false)] 
 		public void BeginErrorReadLine ()
 		{
-			if (process_handle == IntPtr.Zero || error_stream == null || StartInfo.RedirectStandardError == false)
+			if (process_handle.IsInvalid || error_stream == null || StartInfo.RedirectStandardError == false)
 				throw new InvalidOperationException ("Standard error has not been redirected or process has not been started.");
 
 			if ((async_mode & AsyncModes.SyncError) != 0)
@@ -1425,7 +1545,7 @@ namespace System.Diagnostics {
 		[ComVisibleAttribute(false)] 
 		public void CancelErrorRead ()
 		{
-			if (process_handle == IntPtr.Zero || error_stream == null || StartInfo.RedirectStandardError == false)
+			if (process_handle.IsInvalid || error_stream == null || StartInfo.RedirectStandardError == false)
 				throw new InvalidOperationException ("Standard error has not been redirected or process has not been started.");
 
 			if ((async_mode & AsyncModes.SyncOutput) != 0)
@@ -1468,7 +1588,7 @@ namespace System.Diagnostics {
 		[MonitoringDescription ("Raised when this process exits.")]
 		public event EventHandler Exited {
 			add {
-				if (process_handle != IntPtr.Zero && HasExited) {
+				if (!process_handle.IsInvalid && HasExited) {
 					value.BeginInvoke (null, null, null, null);
 				} else {
 					exited_event += value;
@@ -1483,7 +1603,7 @@ namespace System.Diagnostics {
 
 		// Closes the system process handle
 		[MethodImplAttribute(MethodImplOptions.InternalCall)]
-		private extern void Process_free_internal(IntPtr handle);
+		private static extern void Process_free_internal(IntPtr handle);
 
 		int disposed;
 
@@ -1519,9 +1639,8 @@ namespace System.Diagnostics {
 
 			// Release unmanaged resources
 
-			if (process_handle!=IntPtr.Zero) {
-				Process_free_internal (process_handle);
-				process_handle = IntPtr.Zero;
+			if (!process_handle.IsInvalid) {
+				process_handle.Dispose ();
 			}
 
 			base.Dispose (disposing);
@@ -1572,20 +1691,31 @@ namespace System.Diagnostics {
 
 		void StartBackgroundWaitForExit ()
 		{
-			IntPtr handle = process_handle;
+			SafeProcessHandle handle = process_handle;
 
 			if (enable_raising_events == 0)
 				return;
 			if (exited_event == null)
 				return;
-			if (handle == IntPtr.Zero)
+			if (handle.IsInvalid)
 				return;
 			if (background_wait_for_exit_thread != null)
 				return;
 
 			Thread t = new Thread (_ => {
-				if (!WaitForExit_internal (handle, -1))
+				bool release = false;
+				try {
+					handle.DangerousAddRef (ref release);
+
+					if (!WaitForExit_internal (handle.DangerousGetHandle (), -1))
 						return;
+				} catch (ObjectDisposedException) {
+					if (release)
+						throw;
+				} finally {
+					if (release)
+						handle.DangerousRelease ();
+				}
 
 				if (EnableRaisingEvents)
 					OnExited ();
@@ -1612,6 +1742,26 @@ namespace System.Diagnostics {
 				// closed, so no need to override dispose (bug #464628).
 			}
 		}
+
+		class SafeProcessHandle : SafeHandleZeroOrMinusOneIsInvalid
+		{
+			internal SafeProcessHandle ()
+				: base (false)
+			{
+			}
+
+			internal SafeProcessHandle (IntPtr handle)
+				: base (true)
+			{
+				SetHandle (handle);
+			}
+
+			override protected bool ReleaseHandle ()
+			{
+				Process_free_internal (handle);
+				return true;
+			}
+		}
 	}
 }
 

mcs/class/System/System.Net.Sockets/Socket.cs.REMOVED.git-id

@@ -1 +1 @@
-8d48b675ae8cf9ed8a03cab67569bb1c49d9033d
+0f1c977a71d57169dc91c54c8baa329f65d18b38

mcs/class/System/System.Net/HttpWebRequest.cs

@@ -593,6 +593,7 @@ namespace System.Net
 				CheckRequestStarted ();
 				proxy = value;
 				servicePoint = null; // we may need a new one
+				GetServicePoint ();
 			}
 		}
 		
@@ -969,11 +970,17 @@ namespace System.Net
 					}
 				}
 
-				if (!requestSent) {
+				if (requestSent)
+					return;
+
+				try {
 					requestSent = true;
 					redirects = 0;
 					servicePoint = GetServicePoint ();
 					abortHandler = servicePoint.SendRequest (this, connectionGroup);
+				} catch (Exception ex) {
+					aread.SetCompleted (synch, ex);
+					aread.DoCallback ();
 				}
 			});
 

mcs/class/System/System.Net/ServicePoint.cs

@@ -49,8 +49,6 @@ namespace System.Net
 		DateTime idleSince;
 		DateTime lastDnsResolve;
 		Version protocolVersion;
-		X509Certificate certificate;
-		X509Certificate clientCertificate;
 		IPHostEntry host;
 		bool usesProxy;
 		Dictionary<string,WebConnectionGroup> groups;
@@ -92,14 +90,6 @@ namespace System.Net
 			set { endPointCallback = value; }
 		}
 		
-		public X509Certificate Certificate {
-			get { return certificate; }
-		}
-		
-		public X509Certificate ClientCertificate {
-			get { return clientCertificate; }
-		}
-
 		[MonoTODO]
 		public int ConnectionLeaseTimeout
 		{
@@ -413,20 +403,55 @@ namespace System.Net
 			return false;
 		}
 
-		internal void SetServerCertificate (X509Certificate server)
+		//
+		// Copied from the referencesource
+		//
+
+		object m_ServerCertificateOrBytes;
+		object m_ClientCertificateOrBytes;
+
+		/// <devdoc>
+		///    <para>
+		///       Gets the certificate received for this <see cref='System.Net.ServicePoint'/>.
+		///    </para>
+		/// </devdoc>
+		public  X509Certificate Certificate {
+			get {
+				object chkCert = m_ServerCertificateOrBytes;
+				if (chkCert != null && chkCert.GetType() == typeof(byte[]))
+					return (X509Certificate)(m_ServerCertificateOrBytes = new X509Certificate((byte[]) chkCert));
+				else
+					return chkCert as X509Certificate;
+			}
+		}
+		internal void UpdateServerCertificate(X509Certificate certificate)
 		{
-			var cloned = server != null ? new X509Certificate (server) : null;
-			var old = Interlocked.Exchange (ref certificate, cloned);
-			if (old != null)
-				old.Dispose ();
+			if (certificate != null)
+				m_ServerCertificateOrBytes = certificate.GetRawCertData();
+			else
+				m_ServerCertificateOrBytes = null;
 		}
 
-		internal void SetClientCertificate (X509Certificate clientCertificate)
+		/// <devdoc>
+		/// <para>
+		/// Gets the Client Certificate sent by us to the Server.
+		/// </para>
+		/// </devdoc>
+		public  X509Certificate ClientCertificate {
+			get {
+				object chkCert = m_ClientCertificateOrBytes;
+				if (chkCert != null && chkCert.GetType() == typeof(byte[]))
+					return (X509Certificate)(m_ClientCertificateOrBytes = new X509Certificate((byte[]) chkCert));
+				else
+					return chkCert as X509Certificate;
+			}
+		}
+		internal void UpdateClientCertificate(X509Certificate certificate)
 		{
-			var cloned = clientCertificate != null ? new X509Certificate (clientCertificate) : null;
-			var old = Interlocked.Exchange (ref clientCertificate, cloned);
-			if (old != null)
-				old.Dispose ();
+			if (certificate != null)
+				m_ClientCertificateOrBytes = certificate.GetRawCertData();
+			else
+				m_ClientCertificateOrBytes = null;
 		}
 
 		internal bool CallEndPointDelegate (Socket sock, IPEndPoint remote)

mcs/class/System/System.Net/ServicePointManager.cs

@@ -114,7 +114,7 @@ namespace System.Net
 		
 		// Static properties
 		
-		private static ICertificatePolicy policy = new DefaultCertificatePolicy ();
+		private static ICertificatePolicy policy;
 		private static int defaultConnectionLimit = DefaultPersistentConnectionLimit;
 		private static int maxServicePointIdleTime = 100000; // 100 seconds
 		private static int maxServicePoints = 0;
@@ -174,7 +174,11 @@ namespace System.Net
 		
 		[Obsolete ("Use ServerCertificateValidationCallback instead", false)]
 		public static ICertificatePolicy CertificatePolicy {
-			get { return policy; }
+			get {
+				if (policy == null)
+					Interlocked.CompareExchange (ref policy, new DefaultCertificatePolicy (), null);
+				return policy;
+			}
 			set { policy = value; }
 		}
 
@@ -328,7 +332,7 @@ namespace System.Net
 				usesProxy = true;
 				bool isSecure = address.Scheme == "https";
 				address = proxy.GetProxy (address);
-				if (address.Scheme != "http" && !isSecure)
+				if (address.Scheme != "http")
 					throw new NotSupportedException ("Proxy scheme not supported.");
 
 				if (isSecure && address.Scheme == "http")

mcs/class/System/System.Net/WebConnection.cs

@@ -419,6 +419,7 @@ namespace System.Net
 					status = tlsStream.ExceptionStatus;
 				else if (!request.Aborted)
 					status = WebExceptionStatus.ConnectFailure;
+				connect_exception = ex;
 				return false;
 			}
 
@@ -992,9 +993,6 @@ namespace System.Net
 
 		internal bool EndWrite (HttpWebRequest request, bool throwOnError, IAsyncResult result)
 		{
-			if (request.FinishedReading)
-				return true;
-
 			Stream s = null;
 			lock (this) {
 				if (status == WebExceptionStatus.RequestCanceled)

mcs/class/System/Test/System.IO.Compression/DeflateStreamTest.cs

@@ -397,6 +397,22 @@ namespace MonoTests.System.IO.Compression
 			compressing.Close ();
 			backing.Close ();
 		}
+
+		[Test]
+		public void Bug34916_Inflate ()
+		{
+			var base64String = @"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";
+
+			byte[] byteArray = Convert.FromBase64String(base64String);
+			string unZipped = null;
+
+			using (var zippedMemoryStream = new MemoryStream (byteArray))
+			using (var gZipStream = new GZipStream (zippedMemoryStream, CompressionMode.Decompress))
+			using (var unzippedMemStream = new MemoryStream())
+			using (var unZippedStream = new StreamReader (gZipStream, Encoding.UTF8)) {
+				unZipped = unZippedStream.ReadToEnd ();
+			}
+		}
 	}
 }
 

mcs/class/System/Test/System.Net.Sockets/SocketTest.cs.REMOVED.git-id

@@ -1 +1 @@
-2f85b7b795ef33f0b58ccc3b51269444520bdab9
+a0e19d4f2d15d6d856fcf37ff33c86c1173274d5

mcs/class/System/xammac_net_4_5_System.dll.sources

@@ -0,0 +1 @@
+#include System.dll.sources

mcs/class/corlib/System/TimeZoneInfo.cs

@@ -288,7 +288,8 @@ namespace System
 			var Istart = 0;
 			while (Istart < str.Length && !char.IsLetterOrDigit(str[Istart])) Istart++;
 			var Iend = str.Length - 1;
-			while (Iend > Istart && !char.IsLetterOrDigit(str[Iend])) Iend--;
+			while (Iend > Istart && !char.IsLetterOrDigit(str[Iend]) && str[Iend] != ')') // zone name can include parentheses like "Central Standard Time (Mexico)"
+				Iend--;
 			
 			return str.Substring (Istart, Iend-Istart+1);
 		}

mcs/class/corlib/Test/System.Threading/WaitHandleTest.cs

@@ -395,6 +395,96 @@ namespace MonoTests.System.Threading {
 			}
 		}
 
+#if MONO_FEATURE_THREAD_SUSPEND_RESUME
+		[Test]
+		public void WaitOneWithTimeoutAndSpuriousWake ()
+		{
+			/* This is to test that WaitEvent.WaitOne is not going to wait largely
+			 * more than its timeout. In this test, it shouldn't wait more than
+			 * 1500 milliseconds, with its timeout being 1000ms */
+
+			using (ManualResetEvent mre = new ManualResetEvent (false))
+			using (ManualResetEvent ready = new ManualResetEvent (false)) {
+				var thread = new Thread (() => {
+					ready.Set ();
+					mre.WaitOne (1000);
+				});
+
+				thread.Start ();
+				ready.WaitOne ();
+
+				Thread.Sleep (10); // wait a bit so we enter mre.WaitOne
+
+				DateTime end = DateTime.Now.AddMilliseconds (500);
+				while (DateTime.Now < end) {
+					thread.Suspend ();
+					thread.Resume ();
+				}
+
+				Assert.IsTrue (thread.Join (1000), "#1");
+			}
+		}
+
+		[Test]
+		public void WaitAnyWithTimeoutAndSpuriousWake ()
+		{
+			/* This is to test that WaitEvent.WaitAny is not going to wait largely
+			 * more than its timeout. In this test, it shouldn't wait more than
+			 * 1500 milliseconds, with its timeout being 1000ms */
+
+			using (ManualResetEvent mre1 = new ManualResetEvent (false))
+			using (ManualResetEvent mre2 = new ManualResetEvent (false))
+			using (ManualResetEvent ready = new ManualResetEvent (false)) {
+				var thread = new Thread (() => {
+					ready.Set ();
+					WaitHandle.WaitAny (new [] { mre1, mre2 }, 1000);
+				});
+
+				thread.Start ();
+				ready.WaitOne ();
+
+				Thread.Sleep (10); // wait a bit so we enter WaitHandle.WaitAny ({mre1, mre2})
+
+				DateTime end = DateTime.Now.AddMilliseconds (500);
+				while (DateTime.Now < end) {
+					thread.Suspend ();
+					thread.Resume ();
+				}
+
+				Assert.IsTrue (thread.Join (1000), "#1");
+			}
+		}
+
+		[Test]
+		public void WaitAllWithTimeoutAndSpuriousWake ()
+		{
+			/* This is to test that WaitEvent.WaitAll is not going to wait largely
+			 * more than its timeout. In this test, it shouldn't wait more than
+			 * 1500 milliseconds, with its timeout being 1000ms */
+
+			using (ManualResetEvent mre1 = new ManualResetEvent (false))
+			using (ManualResetEvent mre2 = new ManualResetEvent (false))
+			using (ManualResetEvent ready = new ManualResetEvent (false)) {
+				var thread = new Thread (() => {
+					ready.Set ();
+					WaitHandle.WaitAll (new [] { mre1, mre2 }, 1000);
+				});
+
+				thread.Start ();
+				ready.WaitOne ();
+
+				Thread.Sleep (10); // wait a bit so we enter WaitHandle.WaitAll ({mre1, mre2})
+
+				DateTime end = DateTime.Now.AddMilliseconds (500);
+				while (DateTime.Now < end) {
+					thread.Suspend ();
+					thread.Resume ();
+				}
+
+				Assert.IsTrue (thread.Join (1000), "#1");
+			}
+		}
+#endif // MONO_FEATURE_THREAD_SUSPEND_RESUME
 	}
 }
 

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

@@ -1 +1 @@
-8f5979d27ed2a52fccb1bc587845fb652a05412c
+362e108c1374bb987f401f2b4d420b050a031231

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

@@ -1 +1 @@
-842cbee0abeca01699b2af178bde507d4d52b277
+c64b6fef099910e33f49c5132d6568abfbdf62b3

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

@@ -1 +1 @@
-0a1c99b3277a99080d40a64a7da507e2d61460f0
+24979c09819a656e19fc58fcf19e9b5a16584075

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

@@ -1 +1 @@
-bd0d7c1a8100803b2ef6da3853c7045cc83c4824
+bd4b36083e46dd607da7e0ec9922f22c312cf270

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

@@ -1 +1 @@
-107c45faacbffc3876e310e13f5528c765944ba4
+2caa7c6153cffdaf2f9392820e8c2468e5b287af

mcs/class/test-helpers/SocketResponder.cs

@@ -64,7 +64,7 @@ namespace MonoTests.Helpers
 			tcpListener = new TcpListener (ep);
 			tcpListener.Start ();
 
-			listenTask = Task.Run (Listen);
+			listenTask = Task.Run ((Action) Listen);
 		}
 
 		public void Dispose ()

mcs/errors/cs8082-2.cs

@@ -0,0 +1,11 @@
+// CS8082: An argument to nameof operator cannot include sub-expression
+// Line: 9
+
+class C
+{
+	void Foo ()
+	{
+		dynamic o = null;
+		var s = nameof (o.ToString ().Equals);
+	}
+}

mcs/errors/cs8082-3.cs

@@ -0,0 +1,10 @@
+// CS8082: An argument to nameof operator cannot include sub-expression
+// Line: 8
+
+class C
+{
+	void Foo ()
+	{
+		var v = nameof (this?.Equals);
+	}
+}

mcs/errors/cs8082-4.cs

@@ -0,0 +1,10 @@
+// CS8082: An argument to nameof operator cannot include sub-expression
+// Line: 8
+
+class C
+{
+	void Foo ()
+	{
+		var s = nameof (1.ToString);
+	}
+}

mcs/mcs/async.cs

@@ -90,6 +90,11 @@ namespace Mono.CSharp
 			if (!stmt.Resolve (bc))
 				return null;
 
+			if (rc.HasSet (ResolveContext.Options.FinallyScope) && rc.CurrentAnonymousMethod != null) {
+				var ats = (AsyncTaskStorey)rc.CurrentAnonymousMethod.Storey;
+				ats.HasAwaitInsideFinally = true;
+			}
+
 			type = stmt.ResultType;
 			eclass = ExprClass.Variable;
 			return this;
@@ -344,7 +349,11 @@ namespace Mono.CSharp
 
 			var errors_printer = new SessionReportPrinter ();
 			var old = bc.Report.SetPrinter (errors_printer);
-			ama = new Invocation (ama, args).Resolve (bc);
+
+			//
+			// The expression await t is classified the same way as the expression (t).GetAwaiter().GetResult(). 
+			//
+			ama = new Invocation (new ParenthesizedExpression (ama, Location.Null), args).Resolve (bc);
 			bc.Report.SetPrinter (old);
 
 			if (errors_printer.ErrorsCount > 0 || !MemberAccess.IsValidDotExpression (ama.Type)) {
@@ -536,6 +545,8 @@ namespace Mono.CSharp
 
 		#region Properties
 
+		public bool HasAwaitInsideFinally { get; set; }
+
 		public Expression HoistedReturnValue { get; set; }
 
 		public TypeSpec ReturnType {
@@ -689,6 +700,18 @@ namespace Mono.CSharp
 
 			builder = AddCompilerGeneratedField ("$builder", new TypeExpression (bt, Location));
 
+			Field rfield;
+			if (has_task_return_type && HasAwaitInsideFinally) {
+				//
+				// Special case async block with return value from finally clause. In such case
+				// we rewrite all return expresison stores to stfld to $return. Instead of treating
+				// returns outside of finally and inside of finally differently.
+				//
+				rfield = AddCompilerGeneratedField ("$return", new TypeExpression (bt.TypeArguments [0], Location));
+			} else {
+				rfield = null;
+			}
+
 			var set_state_machine = new Method (this, new TypeExpression (Compiler.BuiltinTypes.Void, Location),
 				Modifiers.COMPILER_GENERATED | Modifiers.DEBUGGER_HIDDEN | Modifiers.PUBLIC,
 				new MemberName ("SetStateMachine"),
@@ -726,8 +749,14 @@ namespace Mono.CSharp
 			set_state_machine.Block.AddStatement (new StatementExpression (new Invocation (mg, args)));
 
 			if (has_task_return_type) {
+				if (rfield != null) {
+					HoistedReturnValue = new FieldExpr (rfield, Location) {
+						InstanceExpression = new CompilerGeneratedThis (CurrentType, Location.Null)
+					};
+				} else {
 					HoistedReturnValue = TemporaryVariableReference.Create (bt.TypeArguments [0], StateMachineMethod.Block, Location);
 				}
+			}
 
 			return true;
 		}

mcs/mcs/constant.cs

@@ -2179,8 +2179,11 @@ namespace Mono.CSharp {
 			var ma = expr as MemberAccess;
 			if (ma != null) {
 				var lexpr = ma.LeftExpression;
+				Expression res;
 
-				var res = ma.LookupNameExpression (rc, MemberLookupRestrictions.IgnoreAmbiguity);
+				using (rc.Set (ResolveContext.Options.NameOfScope)) {
+					res = ma.LookupNameExpression (rc, MemberLookupRestrictions.IgnoreAmbiguity);
+				}
 
 				if (res == null) {
 					return false;
@@ -2194,11 +2197,6 @@ namespace Mono.CSharp {
 					return false;
 				}
 
-				if (!IsLeftExpressionValid (lexpr)) {
-					rc.Report.Error (8082, lexpr.Location, "An argument to nameof operator cannot include sub-expression");
-					return false;
-				}
-
 				var mg = res as MethodGroupExpr;
 				if (mg != null) {
 					var emg = res as ExtensionMethodGroupExpr;
@@ -2215,6 +2213,14 @@ namespace Mono.CSharp {
 					}
 				}
 
+				//
+				// LAMESPEC: Why is conditional access not allowed?
+				//
+				if (!IsLeftResolvedExpressionValid (ma.LeftExpression) || ma.HasConditionalAccess ()) {
+					rc.Report.Error (8082, lexpr.Location, "An argument to nameof operator cannot include sub-expression");
+					return false;
+				}
+
 				Value = ma.Name;
 				return true;
 			}
@@ -2223,26 +2229,25 @@ namespace Mono.CSharp {
 			return false;
 		}
 
-		static bool IsLeftExpressionValid (Expression expr)
+		static bool IsLeftResolvedExpressionValid (Expression expr)
 		{
-			if (expr is SimpleName)
-				return true;
-
-			if (expr is This)
-				return true;
-
-			if (expr is NamespaceExpression)
-				return true;
-
-			if (expr is TypeExpr)
-				return true;
-
-			var ma = expr as MemberAccess;
-			if (ma != null) {
-				// TODO: Will conditional access be allowed?
-				return IsLeftExpressionValid (ma.LeftExpression);
+			var fe = expr as FieldExpr;
+			if (fe != null) {
+				return fe.InstanceExpression == null || IsLeftResolvedExpressionValid (fe.InstanceExpression);
 			}
 
+			var pe = expr as PropertyExpr;
+			if (pe != null)
+				return pe.InstanceExpression == null || IsLeftResolvedExpressionValid (pe.InstanceExpression);
+
+			var dmb = expr as DynamicMemberBinder;
+			if (dmb != null) {
+				return IsLeftResolvedExpressionValid (dmb.Arguments [0].Expr);
+			}
+
+			if (expr is ConstantExpr || expr is TypeExpr || expr is NamespaceExpression || expr is This)
+				return true;
+
 			return false;
 		}
 

mcs/mcs/context.cs

@@ -191,6 +191,8 @@ namespace Mono.CSharp
 
 			DontSetConditionalAccessReceiver = 1 << 16,
 
+			NameOfScope = 1 << 17,
+
 			///
 			/// Indicates the current context is in probing mode, no errors are reported. 
 			///

mcs/mcs/cs-tokenizer.cs

@@ -4058,6 +4058,9 @@ namespace Mono.CSharp
 					--braces;
 					break;
 				case '\\':
+					if (parsing_string_interpolation_quoted != null && parsing_string_interpolation_quoted.Peek ())
+						break;
+
 					++col;
 					int surrogate;
 					ch = escape (ch, out surrogate);

mcs/mcs/ecore.cs.REMOVED.git-id

@@ -1 +1 @@
-52da19a1b970748d49991d1a2b47a7bbef11a061
+a581906d3e9b82d7ffd04ab74c4c1f8275e7efa5

mcs/mcs/expression.cs.REMOVED.git-id

@@ -1 +1 @@
-c5139d57f673c5d02f003618a9d64ccc09dcc2a1
+bfba44fbb8c656079254fc346737ea8a4af5fd3e

mcs/mcs/nullable.cs

@@ -897,6 +897,18 @@ namespace Mono.CSharp.Nullable
 
 					ec.MarkLabel (is_null_label);
 					LiftedNull.Create (type, loc).Emit (ec);
+				} else if (Left.IsNull && UnwrapRight != null) {
+					UnwrapRight.Emit (ec);
+
+					ec.Emit (or ? OpCodes.Brtrue_S : OpCodes.Brfalse_S, load_right);
+
+					LiftedNull.Create (type, loc).Emit (ec);
+
+					ec.Emit (OpCodes.Br_S, end_label);
+
+					ec.MarkLabel (load_right);
+
+					UnwrapRight.Load (ec);
 				} else {
 					Right.Emit (ec);
 					ec.Emit (or ? OpCodes.Brfalse_S : OpCodes.Brtrue_S, load_left);

mcs/mcs/settings.cs

@@ -1210,6 +1210,16 @@ namespace Mono.CSharp {
 				settings.RuntimeMetadataVersion = value;
 				return ParseResult.Success;
 
+			// csc options that we don't support
+			case "/utf8output":
+			case "/subsystemversion":
+			case "/highentropyva":
+			case "/highentropyva+":
+			case "/highentropyva-":
+			case "/win32manifest":
+			case "/nowin32manifest":
+				return ParseResult.Success;
+
 			default:
 				return ParseResult.UnknownOption;
 			}

mcs/mcs/statement.cs.REMOVED.git-id

@@ -1 +1 @@
-e5c8bb4316c6b5af4ce075f1b939559bf7efd40f
+3fbb360debcdacf3146092c1a7adddf7f20f3fde

mcs/tests/gtest-540.cs

@@ -99,6 +99,35 @@ class C
 		if ((null | b4) != true)
 			return 103;
 
+		bool? x_n = null;
+		bool? x_f = false;
+		bool? x_t = true;
+
+		bool? res;
+		res = null & x_n;
+		if (res.HasValue)
+			return 201;
+
+		res = null & x_t;
+		if (res.HasValue)
+			return 202;
+
+		res = null & x_f;
+		if (res.Value != false)
+			return 203;
+
+		res = null | x_n;
+		if (res.HasValue)
+			return 204;
+
+		res = null | x_t;
+		if (res.Value != true)
+			return 205;
+
+		res = null | x_f;
+		if (res.HasValue)
+			return 206;
+		
 		return 0;
 	}
 	

mcs/tests/test-async-82.cs

@@ -0,0 +1,30 @@
+using System;
+using System.Threading.Tasks;
+
+class X
+{
+	public static int Main ()
+	{
+		if (new X ().Test (false).Result != true)
+			return 1;
+
+		if (new X ().Test (true).Result != true)
+			return 2;
+
+		return 0;
+	}
+
+	public async Task<bool> Test(bool TrueOrFalse)
+	{
+		if (TrueOrFalse)
+			return true;
+
+		try {
+			return true;
+ 		}
+		finally
+		{
+			await Task.Yield ();
+		}
+	}
+}

mcs/tests/test-async-83.cs

@@ -0,0 +1,34 @@
+using System;
+using System.Threading.Tasks;
+
+class MainClass
+{
+	public static int Main ()
+	{
+		var t = GetSomeStrings (null);
+		try {
+			var s = t.Result;
+			return 1;
+		} catch (AggregateException e) {
+			if (e.InnerException is NullReferenceException)
+				return 0;
+
+			return 2;
+		}
+	}
+
+	public static async Task<string> GetSomeStrings (AsyncStringFactory myFactory)
+	{
+		var res = await myFactory?.GetSomeStringAsync ();
+		return res;
+	}
+}
+
+public class AsyncStringFactory
+{
+	public async Task<string> GetSomeStringAsync ()
+	{
+		await Task.Yield();
+		return "foo";
+	}
+}

mcs/tests/test-async-84.cs

@@ -0,0 +1,35 @@
+using System;
+using System.Threading.Tasks;
+
+struct S
+{
+	public int value;
+	public string str;
+}
+
+public class Program
+{
+	async Task<S> Foo ()
+	{
+		return new S {
+			value = 1,
+			str = await DoAsync ()
+		};
+
+	}
+
+	static async Task<string> DoAsync ()
+	{
+		await Task.Yield ();
+		return "asdafs";
+	}
+
+	static int Main ()
+	{
+		var res = new Program ().Foo ().Result;
+		if (res.value != 1)
+			return 1;
+
+		return 0;
+	}
+}

mcs/tests/test-interpolation-09.cs

@@ -0,0 +1,16 @@
+using System;
+
+class EscapedQuotedInterpolatedFormatSpecifier
+{
+	public static int Main ()
+	{
+		string ss = "ss";
+		var t = $@"\4{ss:\u007B}\5";
+
+		Console.WriteLine (t);
+		if (t != @"\4ss\5")
+			return 1;
+
+		return 0;
+	}
+}

mcs/tests/test-nameof-05.cs

@@ -0,0 +1,66 @@
+// Compiler options: -warnaserror
+
+using System;
+
+public class Person
+{
+	public Car MyCar { get; set; }
+}
+
+public class Car
+{
+	public int Year { get; set; }
+}
+
+enum EE
+{
+	K
+}
+
+public class MainClass
+{
+	class Nested
+	{
+	}
+
+	public static Person MyPerson1 { get; } = new Person();
+	public static Person MyPerson2 = new Person();
+	public const Person MyPerson3 = null;
+	public static event Action Act = null;
+	public static dynamic BBB = null;
+
+	public static int Main ()
+	{
+		string name;
+
+		name = nameof (MyPerson1.MyCar.Year);
+		if (name != "Year")
+			return 1;
+
+		name = nameof (MyPerson2.MyCar.Year);
+		if (name != "Year")
+			return 2;
+
+		name = nameof (MyPerson3.MyCar.Year);
+		if (name != "Year")
+			return 3;
+
+		name = nameof (Act.Method.MemberType);
+		if (name != "MemberType")
+			return 4;
+
+		name = nameof (BBB.A.B.C);
+		if (name != "C")
+			return 5;
+
+		name = nameof (EE.K.ToString);
+		if (name != "ToString")
+			return 6;
+
+		name = nameof (int.ToString);
+		if (name != "ToString")
+			return 7;
+
+		return 0;
+	}
+}

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

@@ -1 +1 @@
-dcd5f610003bf7b72bb83316c5aeefb95f9e64ce
+55a55a8ce00b5f19846f2a4e0df099c17d0799cd

mcs/tools/mkbundle/mkbundle.cs

@@ -345,10 +345,12 @@ void          mono_register_config_for_assembly (const char* assembly_name, cons
 
 			// The non-parallel part
 			byte [] buffer = new byte [8192];
+			// everything other than a-zA-Z0-9_ needs to be escaped in asm symbols.
+			var symbolEscapeRE = new System.Text.RegularExpressions.Regex ("[^\\w_]");
 			foreach (var url in files) {
 				string fname = LocateFile (new Uri (url).LocalPath);
 				string aname = Path.GetFileName (fname);
-				string encoded = aname.Replace ("-", "_").Replace (".", "_");
+				string encoded = symbolEscapeRE.Replace (aname, "_");
 
 				if (prog == null)
 					prog = aname;
@@ -550,7 +552,7 @@ void          mono_register_config_for_assembly (const char* assembly_name, cons
 						smonolib = "`pkg-config --variable=libdir mono-2`/libmono-2.0.a ";
 					else
 						smonolib = "-Wl,-Bstatic -lmono-2.0 -Wl,-Bdynamic ";
-					cmd = String.Format("{4} -o {2} -Wall `pkg-config --cflags mono-2` {0} {3} " +
+					cmd = String.Format("{4} -o '{2}' -Wall `pkg-config --cflags mono-2` {0} {3} " +
 						"`pkg-config --libs-only-L mono-2` " + smonolib +
 						"`pkg-config --libs-only-l mono-2 | sed -e \"s/\\-lmono-2.0 //\"` {1}",
 						temp_c, temp_o, output, zlib, cc);
@@ -558,7 +560,7 @@ void          mono_register_config_for_assembly (const char* assembly_name, cons
 				else
 				{
 
-					cmd = String.Format("{4} " + debugging + " -o {2} -Wall {0} `pkg-config --cflags --libs mono-2` {3} {1}",
+					cmd = String.Format("{4} " + debugging + " -o '{2}' -Wall {0} `pkg-config --cflags --libs mono-2` {3} {1}",
 						temp_c, temp_o, output, zlib, cc);
 				}
 				Execute (cmd);

mcs/tools/xbuild/Makefile

@@ -83,6 +83,11 @@ install-web-targets:
 	$(INSTALL_DATA) targets/Microsoft.WebApplication.targets $(DESTDIR)$(VS_TARGETS_DIR)/v10.0/WebApplications
 	$(MKINSTALLDIRS) $(DESTDIR)$(VS_TARGETS_DIR)/v11.0/WebApplications
 	$(INSTALL_DATA) targets/Microsoft.WebApplication.targets $(DESTDIR)$(VS_TARGETS_DIR)/v11.0/WebApplications
+	$(MKINSTALLDIRS) $(DESTDIR)$(VS_TARGETS_DIR)/v12.0/WebApplications
+	$(INSTALL_DATA) targets/Microsoft.WebApplication.targets $(DESTDIR)$(VS_TARGETS_DIR)/v12.0/WebApplications
+	$(MKINSTALLDIRS) $(DESTDIR)$(VS_TARGETS_DIR)/v14.0/WebApplications
+	$(INSTALL_DATA) targets/Microsoft.WebApplication.targets $(DESTDIR)$(VS_TARGETS_DIR)/v14.0/WebApplications
+
 
 EXTRA_DISTFILES = \
 	data/xbuild.rsp \

mcs/tools/xbuild/data/12.0/Microsoft.Common.targets

@@ -30,7 +30,6 @@
 		<AssemblyName Condition="'$(AssemblyName)' == ''">$(MSBuildProjectName)</AssemblyName>
 		<OutputPath Condition="'$(OutputPath)' != '' and !HasTrailingSlash('$(OutputPath)')">$(OutputPath)\</OutputPath>
 		<OutputPath Condition=" '$(Platform)'=='' and '$(Configuration)'=='' and '$(OutputPath)'=='' ">bin\Debug\</OutputPath>
-		<WarningLevel Condition="'$(WarningLevel)' == ''" >2</WarningLevel>
 
 		<TargetFrameworkIdentifier Condition="'$(TargetFrameworkIdentifier)' == ''">.NETFramework</TargetFrameworkIdentifier>
 		<TargetFrameworkVersion Condition="'$(TargetFrameworkVersion)' == ''">v4.0</TargetFrameworkVersion>

mcs/tools/xbuild/data/14.0/Microsoft.Common.targets

@@ -30,7 +30,6 @@
 		<AssemblyName Condition="'$(AssemblyName)' == ''">$(MSBuildProjectName)</AssemblyName>
 		<OutputPath Condition="'$(OutputPath)' != '' and !HasTrailingSlash('$(OutputPath)')">$(OutputPath)\</OutputPath>
 		<OutputPath Condition=" '$(Platform)'=='' and '$(Configuration)'=='' and '$(OutputPath)'=='' ">bin\Debug\</OutputPath>
-		<WarningLevel Condition="'$(WarningLevel)' == ''" >2</WarningLevel>
 
 		<TargetFrameworkIdentifier Condition="'$(TargetFrameworkIdentifier)' == ''">.NETFramework</TargetFrameworkIdentifier>
 		<TargetFrameworkVersion Condition="'$(TargetFrameworkVersion)' == ''">v4.0</TargetFrameworkVersion>

mcs/tools/xbuild/data/2.0/Microsoft.Common.targets

@@ -18,7 +18,6 @@
 		<AssemblyName Condition="'$(AssemblyName)' == ''">$(MSBuildProjectName)</AssemblyName>
 		<OutputPath Condition="'$(OutputPath)' != '' and !HasTrailingSlash('$(OutputPath)')">$(OutputPath)\</OutputPath>
 		<OutputPath Condition=" '$(Platform)'=='' and '$(Configuration)'=='' and '$(OutputPath)'=='' ">bin\Debug\</OutputPath>
-		<WarningLevel Condition="'$(WarningLevel)' == ''" >2</WarningLevel>
 		<TargetFrameworkVersion Condition="'$(TargetFrameworkVersion)' == ''">v2.0</TargetFrameworkVersion>
 	</PropertyGroup>
 

mcs/tools/xbuild/data/3.5/Microsoft.Common.targets

@@ -18,7 +18,6 @@
 		<AssemblyName Condition="'$(AssemblyName)' == ''">$(MSBuildProjectName)</AssemblyName>
 		<OutputPath Condition="'$(OutputPath)' != '' and !HasTrailingSlash('$(OutputPath)')">$(OutputPath)\</OutputPath>
 		<OutputPath Condition=" '$(Platform)'=='' and '$(Configuration)'=='' and '$(OutputPath)'=='' ">bin\Debug\</OutputPath>
-		<WarningLevel Condition="'$(WarningLevel)' == ''" >2</WarningLevel>
 		<TargetFrameworkVersion Condition="'$(TargetFrameworkVersion)' == ''">v2.0</TargetFrameworkVersion>
 	</PropertyGroup>
 

mcs/tools/xbuild/data/4.0/Microsoft.Common.targets

@@ -30,7 +30,6 @@
 		<AssemblyName Condition="'$(AssemblyName)' == ''">$(MSBuildProjectName)</AssemblyName>
 		<OutputPath Condition="'$(OutputPath)' != '' and !HasTrailingSlash('$(OutputPath)')">$(OutputPath)\</OutputPath>
 		<OutputPath Condition=" '$(Platform)'=='' and '$(Configuration)'=='' and '$(OutputPath)'=='' ">bin\Debug\</OutputPath>
-		<WarningLevel Condition="'$(WarningLevel)' == ''" >2</WarningLevel>
 
 		<TargetFrameworkIdentifier Condition="'$(TargetFrameworkIdentifier)' == ''">.NETFramework</TargetFrameworkIdentifier>
 		<TargetFrameworkVersion Condition="'$(TargetFrameworkVersion)' == ''">v4.0</TargetFrameworkVersion>

mono/io-layer/wait.c

@@ -17,6 +17,7 @@
 #include <mono/io-layer/wapi-private.h>
 #include <mono/io-layer/io-trace.h>
 #include <mono/utils/mono-logger-internals.h>
+#include <mono/utils/mono-time.h>
 
 static gboolean own_if_signalled(gpointer handle)
 {
@@ -88,6 +89,7 @@ guint32 WaitForSingleObjectEx(gpointer handle, guint32 timeout,
 	int thr_ret;
 	gboolean apc_pending = FALSE;
 	gpointer current_thread = wapi_get_current_thread_handle ();
+	gint64 now, end;
 	
 	if (current_thread == NULL) {
 		SetLastError (ERROR_INVALID_HANDLE);
@@ -157,6 +159,9 @@ guint32 WaitForSingleObjectEx(gpointer handle, guint32 timeout,
 		goto done;
 	}
 	
+	if (timeout != INFINITE)
+		end = mono_100ns_ticks () + timeout * 1000 * 10;
+
 	do {
 		/* Check before waiting on the condition, just in case
 		 */
@@ -170,7 +175,17 @@ guint32 WaitForSingleObjectEx(gpointer handle, guint32 timeout,
 			goto done;
 		}
 
-		waited = _wapi_handle_timedwait_signal_handle (handle, timeout, alertable, FALSE, &apc_pending);
+		if (timeout == INFINITE) {
+			waited = _wapi_handle_timedwait_signal_handle (handle, INFINITE, alertable, FALSE, &apc_pending);
+		} else {
+			now = mono_100ns_ticks ();
+			if (end < now) {
+				ret = WAIT_TIMEOUT;
+				goto done;
+			}
+
+			waited = _wapi_handle_timedwait_signal_handle (handle, (end - now) / 10 / 1000, alertable, FALSE, &apc_pending);
+		}
 
 		if(waited==0 && !apc_pending) {
 			/* Condition was signalled, so hopefully
@@ -253,6 +268,7 @@ guint32 SignalObjectAndWait(gpointer signal_handle, gpointer wait,
 	int thr_ret;
 	gboolean apc_pending = FALSE;
 	gpointer current_thread = wapi_get_current_thread_handle ();
+	gint64 now, end;
 	
 	if (current_thread == NULL) {
 		SetLastError (ERROR_INVALID_HANDLE);
@@ -327,6 +343,9 @@ guint32 SignalObjectAndWait(gpointer signal_handle, gpointer wait,
 		goto done;
 	}
 
+	if (timeout != INFINITE)
+		end = mono_100ns_ticks () + timeout * 1000 * 10;
+
 	do {
 		/* Check before waiting on the condition, just in case
 		 */
@@ -339,7 +358,17 @@ guint32 SignalObjectAndWait(gpointer signal_handle, gpointer wait,
 			goto done;
 		}
 
-		waited = _wapi_handle_timedwait_signal_handle (wait, timeout, alertable, FALSE, &apc_pending);
+		if (timeout == INFINITE) {
+			waited = _wapi_handle_timedwait_signal_handle (wait, INFINITE, alertable, FALSE, &apc_pending);
+		} else {
+			now = mono_100ns_ticks ();
+			if (end < now) {
+				ret = WAIT_TIMEOUT;
+				goto done;
+			}
+
+			waited = _wapi_handle_timedwait_signal_handle (wait, (end - now) / 10 / 1000, alertable, FALSE, &apc_pending);
+		}
 
 		if (waited==0 && !apc_pending) {
 			/* Condition was signalled, so hopefully
@@ -445,6 +474,7 @@ guint32 WaitForMultipleObjectsEx(guint32 numobjects, gpointer *handles,
 	gboolean poll;
 	gpointer sorted_handles [MAXIMUM_WAIT_OBJECTS];
 	gboolean apc_pending = FALSE;
+	gint64 now, end;
 	
 	if (current_thread == NULL) {
 		SetLastError (ERROR_INVALID_HANDLE);
@@ -528,6 +558,10 @@ guint32 WaitForMultipleObjectsEx(guint32 numobjects, gpointer *handles,
 	if (timeout == 0) {
 		return WAIT_TIMEOUT;
 	}
+
+	if (timeout != INFINITE)
+		end = mono_100ns_ticks () + timeout * 1000 * 10;
+
 	/* Have to wait for some or all handles to become signalled
 	 */
 
@@ -571,7 +605,16 @@ guint32 WaitForMultipleObjectsEx(guint32 numobjects, gpointer *handles,
 		
 		if (!done) {
 			/* Enter the wait */
-			ret = _wapi_handle_timedwait_signal (timeout, poll, &apc_pending);
+			if (timeout == INFINITE) {
+				ret = _wapi_handle_timedwait_signal (INFINITE, poll, &apc_pending);
+			} else {
+				now = mono_100ns_ticks ();
+				if (end < now) {
+					ret = WAIT_TIMEOUT;
+				} else {
+					ret = _wapi_handle_timedwait_signal ((end - now) / 10 / 1000, poll, &apc_pending);
+				}
+			}
 		} else {
 			/* No need to wait */
 			ret = 0;

mono/metadata/image.c

@@ -1046,6 +1046,7 @@ do_mono_image_load (MonoImage *image, MonoImageOpenStatus *status,
 			}
 		}
 		if (!image->loader) {
+			if (status)
 				*status = MONO_IMAGE_IMAGE_INVALID;
 			goto invalid_image;
 		}

mono/metadata/jit-info.c

@@ -601,7 +601,7 @@ jit_info_table_add (MonoDomain *domain, MonoJitInfoTable *volatile *table_ptr, M
 		*table_ptr = new_table;
 		mono_memory_barrier ();
 		domain->num_jit_info_tables++;
-		mono_thread_hazardous_free_or_queue (table, (MonoHazardousFreeFunc)mono_jit_info_table_free, TRUE, FALSE);
+		mono_thread_hazardous_free_or_queue (table, (MonoHazardousFreeFunc)mono_jit_info_table_free, HAZARD_FREE_MAY_LOCK, HAZARD_FREE_SAFE_CTX);
 		table = new_table;
 
 		goto restart;
@@ -677,7 +677,7 @@ mono_jit_info_free_or_queue (MonoDomain *domain, MonoJitInfo *ji)
 	if (domain->num_jit_info_tables <= 1) {
 		/* Can it actually happen that we only have one table
 		   but ji is still hazardous? */
-		mono_thread_hazardous_free_or_queue (ji, g_free, TRUE, FALSE);
+		mono_thread_hazardous_free_or_queue (ji, g_free, HAZARD_FREE_MAY_LOCK, HAZARD_FREE_SAFE_CTX);
 	} else {
 		domain->jit_info_free_queue = g_slist_prepend (domain->jit_info_free_queue, ji);
 	}

mono/metadata/process.c

@@ -57,11 +57,10 @@ ves_icall_System_Diagnostics_Process_GetPid_internal (void)
 	return mono_process_current_pid ();
 }
 
-void ves_icall_System_Diagnostics_Process_Process_free_internal (MonoObject *this_obj,
-								 HANDLE process)
+void ves_icall_System_Diagnostics_Process_Process_free_internal (HANDLE process)
 {
 #ifdef THREAD_DEBUG
-	g_message ("%s: Closing process %p, handle %p", __func__, this_obj, process);
+	g_message ("%s: Closing process handle %p", __func__, process);
 #endif
 
 #if defined(TARGET_WIN32) || defined(HOST_WIN32)

mono/metadata/process.h

@@ -60,7 +60,7 @@ G_BEGIN_DECLS
 HANDLE ves_icall_System_Diagnostics_Process_GetProcess_internal (guint32 pid);
 MonoArray *ves_icall_System_Diagnostics_Process_GetProcesses_internal (void);
 guint32 ves_icall_System_Diagnostics_Process_GetPid_internal (void);
-void ves_icall_System_Diagnostics_Process_Process_free_internal (MonoObject *this_obj, HANDLE process);
+void ves_icall_System_Diagnostics_Process_Process_free_internal (HANDLE process);
 MonoArray *ves_icall_System_Diagnostics_Process_GetModules_internal (MonoObject *this_obj, HANDLE process);
 void ves_icall_System_Diagnostics_FileVersionInfo_GetVersionInfo_internal (MonoObject *this_obj, MonoString *filename);
 MonoBoolean ves_icall_System_Diagnostics_Process_ShellExecuteEx_internal (MonoProcessStartInfo *proc_start_info, MonoProcInfo *process_handle);

mono/metadata/sgen-mono.c

@@ -2338,8 +2338,6 @@ mono_gc_scan_object (void *obj, void *gc_data)
 void
 sgen_client_scan_thread_data (void *start_nursery, void *end_nursery, gboolean precise, ScanCopyContext ctx)
 {
-	SgenThreadInfo *info;
-
 	scan_area_arg_start = start_nursery;
 	scan_area_arg_end = end_nursery;
 
@@ -2393,7 +2391,7 @@ sgen_client_scan_thread_data (void *start_nursery, void *end_nursery, gboolean p
 				}
 			}
 		}
-	} END_FOREACH_THREAD
+	} FOREACH_THREAD_END
 }
 
 /*

mono/metadata/sgen-os-mach.c

@@ -112,12 +112,11 @@ sgen_thread_handshake (BOOL suspend)
 {
 	SgenThreadInfo *cur_thread = mono_thread_info_current ();
 	kern_return_t ret;
-	SgenThreadInfo *info;
 
 	int count = 0;
 
 	cur_thread->client_info.suspend_done = TRUE;
-	FOREACH_THREAD_SAFE (info) {
+	FOREACH_THREAD (info) {
 		if (info == cur_thread || sgen_thread_pool_is_thread_pool_thread (mono_thread_info_get_tid (info)))
 			continue;
 
@@ -134,7 +133,7 @@ sgen_thread_handshake (BOOL suspend)
 				continue;
 		}
 		count ++;
-	} END_FOREACH_THREAD_SAFE
+	} FOREACH_THREAD_END
 	return count;
 }
 

mono/metadata/sgen-os-posix.c

@@ -197,14 +197,13 @@ int
 sgen_thread_handshake (BOOL suspend)
 {
 	int count, result;
-	SgenThreadInfo *info;
 	int signum = suspend ? suspend_signal_num : restart_signal_num;
 
 	MonoNativeThreadId me = mono_native_thread_id_get ();
 
 	count = 0;
 	mono_thread_info_current ()->client_info.suspend_done = TRUE;
-	FOREACH_THREAD_SAFE (info) {
+	FOREACH_THREAD (info) {
 		if (mono_native_thread_id_equals (mono_thread_info_get_tid (info), me)) {
 			continue;
 		}
@@ -219,7 +218,7 @@ sgen_thread_handshake (BOOL suspend)
 		} else {
 			info->client_info.skip = 1;
 		}
-	} END_FOREACH_THREAD_SAFE
+	} FOREACH_THREAD_END
 
 	sgen_wait_for_suspend_ack (count);
 

mono/metadata/sgen-os-win32.c

@@ -123,12 +123,11 @@ sgen_wait_for_suspend_ack (int count)
 int
 sgen_thread_handshake (BOOL suspend)
 {
-	SgenThreadInfo *info;
 	SgenThreadInfo *current = mono_thread_info_current ();
 	int count = 0;
 
 	current->client_info.suspend_done = TRUE;
-	FOREACH_THREAD_SAFE (info) {
+	FOREACH_THREAD (info) {
 		if (info == current)
 			continue;
 		info->client_info.suspend_done = FALSE;
@@ -142,7 +141,7 @@ sgen_thread_handshake (BOOL suspend)
 				continue;
 		}
 		++count;
-	} END_FOREACH_THREAD_SAFE
+	} FOREACH_THREAD_END
 	return count;
 }
 

mono/metadata/sgen-stw.c

@@ -113,7 +113,6 @@ is_ip_in_managed_allocator (MonoDomain *domain, gpointer ip)
 static int
 restart_threads_until_none_in_managed_allocator (void)
 {
-	SgenThreadInfo *info;
 	int num_threads_died = 0;
 	int sleep_duration = -1;
 
@@ -121,7 +120,7 @@ restart_threads_until_none_in_managed_allocator (void)
 		int restart_count = 0, restarted_count = 0;
 		/* restart all threads that stopped in the
 		   allocator */
-		FOREACH_THREAD_SAFE (info) {
+		FOREACH_THREAD (info) {
 			gboolean result;
 			if (info->client_info.skip || info->client_info.gc_disabled || info->client_info.suspend_done)
 				continue;
@@ -146,7 +145,7 @@ restart_threads_until_none_in_managed_allocator (void)
 				info->client_info.stopped_domain = NULL;
 				info->client_info.suspend_done = TRUE;
 			}
-		} END_FOREACH_THREAD_SAFE
+		} FOREACH_THREAD_END
 		/* if no threads were restarted, we're done */
 		if (restart_count == 0)
 			break;
@@ -174,7 +173,7 @@ restart_threads_until_none_in_managed_allocator (void)
 			} else {
 				info->client_info.skip = 1;
 			}
-		} END_FOREACH_THREAD
+		} FOREACH_THREAD_END
 		/* some threads might have died */
 		num_threads_died += restart_count - restarted_count;
 		/* wait for the threads to signal their suspension
@@ -251,7 +250,6 @@ sgen_client_stop_world (int generation)
 void
 sgen_client_restart_world (int generation, GGTimingInfo *timing)
 {
-	SgenThreadInfo *info;
 	TV_DECLARE (end_sw);
 	TV_DECLARE (start_handshake);
 	TV_DECLARE (end_bridge);
@@ -269,7 +267,7 @@ sgen_client_restart_world (int generation, GGTimingInfo *timing)
 #else
 		memset (&info->client_info.regs, 0, sizeof (info->client_info.regs));
 #endif
-	} END_FOREACH_THREAD
+	} FOREACH_THREAD_END
 
 	TV_GETTIME (start_handshake);
 
@@ -387,13 +385,12 @@ static void
 sgen_unified_suspend_stop_world (void)
 {
 	int restart_counter;
-	SgenThreadInfo *info;
 	int sleep_duration = -1;
 
 	mono_threads_begin_global_suspend ();
 	THREADS_STW_DEBUG ("[GC-STW-BEGIN] *** BEGIN SUSPEND *** \n");
 
-	FOREACH_THREAD_SAFE (info) {
+	FOREACH_THREAD (info) {
 		info->client_info.skip = FALSE;
 		info->client_info.suspend_done = FALSE;
 		if (sgen_is_thread_in_current_stw (info)) {
@@ -402,14 +399,14 @@ sgen_unified_suspend_stop_world (void)
 		} else {
 			THREADS_STW_DEBUG ("[GC-STW-BEGIN-SUSPEND] IGNORE thread %p skip %d\n", mono_thread_info_get_tid (info), info->client_info.skip);
 		}
-	} END_FOREACH_THREAD_SAFE
+	} FOREACH_THREAD_END
 
 	mono_thread_info_current ()->client_info.suspend_done = TRUE;
 	mono_threads_wait_pending_operations ();
 
 	for (;;) {
 		restart_counter = 0;
-		FOREACH_THREAD_SAFE (info) {
+		FOREACH_THREAD (info) {
 			if (info->client_info.suspend_done || !sgen_is_thread_in_current_stw (info)) {
 				THREADS_STW_DEBUG ("[GC-STW-RESTART] IGNORE thread %p not been processed done %d current %d\n", mono_thread_info_get_tid (info), info->client_info.suspend_done, !sgen_is_thread_in_current_stw (info));
 				continue;
@@ -438,7 +435,7 @@ sgen_unified_suspend_stop_world (void)
 				g_assert (!info->client_info.in_critical_region);
 				info->client_info.suspend_done = TRUE;
 			}
-		} END_FOREACH_THREAD_SAFE
+		} FOREACH_THREAD_END
 
 		if (restart_counter == 0)
 			break;
@@ -456,19 +453,19 @@ sgen_unified_suspend_stop_world (void)
 			sleep_duration += 10;
 		}
 
-		FOREACH_THREAD_SAFE (info) {
+		FOREACH_THREAD (info) {
 			if (sgen_is_thread_in_current_stw (info) && mono_thread_info_is_running (info)) {
 				gboolean res = mono_thread_info_begin_suspend (info, FALSE);
 				THREADS_STW_DEBUG ("[GC-STW-RESTART] SUSPEND thread %p skip %d\n", mono_thread_info_get_tid (info), res);
 				if (!res)
 					info->client_info.skip = TRUE;
 			}
-		} END_FOREACH_THREAD_SAFE
+		} FOREACH_THREAD_END
 
 		mono_threads_wait_pending_operations ();
 	}
 
-	FOREACH_THREAD_SAFE (info) {
+	FOREACH_THREAD (info) {
 		if (sgen_is_thread_in_current_stw (info)) {
 			THREADS_STW_DEBUG ("[GC-STW-SUSPEND-END] thread %p is suspended\n", mono_thread_info_get_tid (info));
 			g_assert (info->client_info.suspend_done);
@@ -476,23 +473,21 @@ sgen_unified_suspend_stop_world (void)
 		} else {
 			g_assert (!info->client_info.suspend_done || info == mono_thread_info_current ());
 		}
-	} END_FOREACH_THREAD_SAFE
+	} FOREACH_THREAD_END
 }
 
 static void
 sgen_unified_suspend_restart_world (void)
 {
-	SgenThreadInfo *info;
-
 	THREADS_STW_DEBUG ("[GC-STW-END] *** BEGIN RESUME ***\n");
-	FOREACH_THREAD_SAFE (info) {
+	FOREACH_THREAD (info) {
 		if (sgen_is_thread_in_current_stw (info)) {
 			g_assert (mono_thread_info_begin_resume (info));
 			THREADS_STW_DEBUG ("[GC-STW-RESUME-WORLD] RESUME thread %p\n", mono_thread_info_get_tid (info));
 		} else {
 			THREADS_STW_DEBUG ("[GC-STW-RESUME-WORLD] IGNORE thread %p\n", mono_thread_info_get_tid (info));
 		}
-	} END_FOREACH_THREAD_SAFE
+	} FOREACH_THREAD_END
 
 	mono_threads_wait_pending_operations ();
 	mono_threads_end_global_suspend ();

mono/mini/Makefile.am

@@ -801,7 +801,7 @@ EXTRA_DIST = TestDriver.cs \
 	Makefile.am.in
 
 version.h: Makefile
-	echo "#define FULL_VERSION \"Stable 4.3.2.467/ba2e5e4\"" > version.h
+	echo "#define FULL_VERSION \"Stable 4.4.0.40/f8474c4\"" > version.h
 
 # Utility target for patching libtool to speed up linking
 patch-libtool:

mono/mini/Makefile.am.in

@@ -801,7 +801,7 @@ EXTRA_DIST = TestDriver.cs \
 	Makefile.am.in
 
 version.h: Makefile
-	echo "#define FULL_VERSION \"Stable 4.3.2.467/ba2e5e4\"" > version.h
+	echo "#define FULL_VERSION \"Stable 4.4.0.40/f8474c4\"" > version.h
 
 # Utility target for patching libtool to speed up linking
 patch-libtool:

mono/mini/Makefile.in.REMOVED.git-id

@@ -1 +1 @@
-26c259ab73e00ef686162f329e573254e8a1a8be
+feaddf3ea0bb6cd34b061a30d89031f0d11d66ec

mono/mini/aot-compiler.c.REMOVED.git-id

@@ -1 +1 @@
-91cb5ce5004d809c09f9c0d8a526f78070c03c8d
+26979427a0ebbb4e979939dad6a0e766cc2b6917

mono/mini/aot-runtime.c.REMOVED.git-id

@@ -1 +1 @@
-13f9263e7cb11b6262697f85d44bc8d01a9ccd07
+26d4d91456e706536c43cb083afe6adde5d651e0

mono/mini/exceptions-amd64.c

@@ -262,7 +262,7 @@ mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot)
 			continue;
 #endif
 		if (AMD64_IS_CALLEE_SAVED_REG (i) && i != AMD64_RBP)
-			amd64_mov_reg_membase (code, AMD64_RBX, AMD64_ARG_REG1, gregs_offset + (i * 8), 8);
+			amd64_mov_reg_membase (code, i, AMD64_ARG_REG1, gregs_offset + (i * 8), 8);
 	}
 	/* load exc register */
 	amd64_mov_reg_membase (code, AMD64_RAX, AMD64_ARG_REG1,  gregs_offset + (AMD64_RAX * 8), 8);

mono/mini/llvm-jit.cpp

@@ -12,6 +12,13 @@
 
 #include "config.h"
 
+#include <llvm-c/Core.h>
+#include <llvm-c/ExecutionEngine.h>
+
+#include "mini-llvm-cpp.h"
+
+#if !defined(MONO_CROSS_COMPILE) && LLVM_API_VERSION < 100
+
 #include <stdint.h>
 
 #include <llvm/Support/raw_ostream.h>
@@ -36,13 +43,6 @@
 #include <llvm/IR/IRBuilder.h>
 #include <llvm/IR/Module.h>
 
-#include <llvm-c/Core.h>
-#include <llvm-c/ExecutionEngine.h>
-
-#include "mini-llvm-cpp.h"
-
-#ifndef MONO_CROSS_COMPILE
-
 using namespace llvm;
 
 static void (*unhandled_exception)() = default_mono_llvm_unhandled_exception;

mono/mini/mini-llvm.c.REMOVED.git-id

@@ -1 +1 @@
-915dc58fe04dbc4ab7dd14806c61b46212a195f9
+c4647d8650c5892dc0c3989cb5d74e993161ffcc

mono/mini/mini-posix.c

@@ -326,7 +326,6 @@ per_thread_profiler_hit (void *ctx)
 
 MONO_SIG_HANDLER_FUNC (static, sigprof_signal_handler)
 {
-	MonoThreadInfo *info;
 	int old_errno = errno;
 	int hp_save_index;
 	MONO_SIG_HANDLER_GET_CONTEXT;
@@ -348,7 +347,7 @@ MONO_SIG_HANDLER_FUNC (static, sigprof_signal_handler)
 
 			mono_threads_add_async_job (info, MONO_SERVICE_REQUEST_SAMPLE);
 			mono_threads_pthread_kill (info, profiling_signal_in_use);
-		} END_FOREACH_THREAD_SAFE;
+		} FOREACH_THREAD_SAFE_END
 	}
 
 	mono_thread_info_set_is_async_context (TRUE);

mono/mini/version.h

@@ -1 +1 @@
-#define FULL_VERSION "Stable 4.3.2.467/ba2e5e4"
+#define FULL_VERSION "Stable 4.4.0.40/f8474c4"

mono/sgen/sgen-alloc.c

@@ -530,15 +530,13 @@ sgen_init_tlab_info (SgenThreadInfo* info)
 void
 sgen_clear_tlabs (void)
 {
-	SgenThreadInfo *info;
-
 	FOREACH_THREAD (info) {
 		/* A new TLAB will be allocated when the thread does its first allocation */
 		*info->tlab_start_addr = NULL;
 		*info->tlab_next_addr = NULL;
 		*info->tlab_temp_end_addr = NULL;
 		*info->tlab_real_end_addr = NULL;
-	} END_FOREACH_THREAD
+	} FOREACH_THREAD_END
 }
 
 void

mono/sgen/sgen-debug.c

@@ -505,7 +505,6 @@ find_pinning_ref_from_thread (char *obj, size_t size)
 {
 #ifndef SGEN_WITHOUT_MONO
 	int j;
-	SgenThreadInfo *info;
 	char *endobj = obj + size;
 
 	FOREACH_THREAD (info) {
@@ -527,8 +526,8 @@ find_pinning_ref_from_thread (char *obj, size_t size)
 
 			if (w >= (mword)obj && w < (mword)obj + size)
 				SGEN_LOG (0, "Object %p referenced in saved reg %d of thread %p (id %p)", obj, j, info, (gpointer)mono_thread_info_get_tid (info));
-		} END_FOREACH_THREAD
 		}
+	} FOREACH_THREAD_END
 #endif
 }
 

mono/unit-tests/test-mono-linked-list-set.c

@@ -74,11 +74,11 @@ worker (void *arg)
 			break;
 		case STATE_OUT:
 			if (InterlockedCompareExchange (&nodes [i].state, STATE_BUSY, STATE_OUT) == STATE_OUT) {
-				result = mono_lls_find (&lls, hp, i);
+				result = mono_lls_find (&lls, hp, i, HAZARD_FREE_SAFE_CTX);
 				assert (!result);
 				mono_hazard_pointer_clear_all (hp, -1);
 
-				result = mono_lls_insert (&lls, hp, &nodes [i].node);
+				result = mono_lls_insert (&lls, hp, &nodes [i].node, HAZARD_FREE_SAFE_CTX);
 				mono_hazard_pointer_clear_all (hp, -1);
 
 				assert (nodes [i].state == STATE_BUSY);
@@ -89,12 +89,12 @@ worker (void *arg)
 			break;
 		case STATE_IN:
 			if (InterlockedCompareExchange (&nodes [i].state, STATE_BUSY, STATE_IN) == STATE_IN) {
-				result = mono_lls_find (&lls, hp, i);
+				result = mono_lls_find (&lls, hp, i, HAZARD_FREE_SAFE_CTX);
 				assert (result);
 				assert (mono_hazard_pointer_get_val (hp, 1) == &nodes [i].node);
 				mono_hazard_pointer_clear_all (hp, -1);
 
-				result = mono_lls_remove (&lls, hp, &nodes [i].node);
+				result = mono_lls_remove (&lls, hp, &nodes [i].node, HAZARD_FREE_SAFE_CTX);
 				mono_hazard_pointer_clear_all (hp, -1);
 
 				++thread_data->num_removes;
@@ -126,7 +126,7 @@ main (int argc, char *argv [])
 
 	mono_threads_init (&thread_callbacks, 0);
 
-	mono_lls_init (&lls, free_node);
+	mono_lls_init (&lls, free_node, HAZARD_FREE_NO_LOCK);
 
 	for (i = 0; i < N; ++i) {
 		nodes [i].node.key = i;

mono/utils/hazard-pointer.c

@@ -28,7 +28,7 @@
 typedef struct {
 	gpointer p;
 	MonoHazardousFreeFunc free_func;
-	gboolean might_lock;
+	HazardFreeLocking locking;
 } DelayedFreeItem;
 
 /* The hazard table */
@@ -286,7 +286,7 @@ mono_hazard_pointer_restore_for_signal_handler (int small_id)
 }
 
 static gboolean
-try_free_delayed_free_item (gboolean lock_free_context)
+try_free_delayed_free_item (HazardFreeContext context)
 {
 	DelayedFreeItem item;
 	gboolean popped = mono_lock_free_array_queue_pop (&delayed_free_queue, &item);
@@ -294,7 +294,8 @@ try_free_delayed_free_item (gboolean lock_free_context)
 	if (!popped)
 		return FALSE;
 
-	if ((lock_free_context && item.might_lock) || (is_pointer_hazardous (item.p))) {
+	if ((context == HAZARD_FREE_ASYNC_CTX && item.locking == HAZARD_FREE_MAY_LOCK) ||
+	    (is_pointer_hazardous (item.p))) {
 		mono_lock_free_array_queue_push (&delayed_free_queue, &item);
 		return FALSE;
 	}
@@ -306,24 +307,20 @@ try_free_delayed_free_item (gboolean lock_free_context)
 
 void
 mono_thread_hazardous_free_or_queue (gpointer p, MonoHazardousFreeFunc free_func,
-		gboolean free_func_might_lock, gboolean lock_free_context)
+                                     HazardFreeLocking locking, HazardFreeContext context)
 {
 	int i;
 
-	if (lock_free_context)
-		g_assert (!free_func_might_lock);
-	if (free_func_might_lock)
-		g_assert (!lock_free_context);
-
 	/* First try to free a few entries in the delayed free
 	   table. */
 	for (i = 0; i < 3; ++i)
-		try_free_delayed_free_item (lock_free_context);
+		try_free_delayed_free_item (context);
 
 	/* Now see if the pointer we're freeing is hazardous.  If it
 	   isn't, free it.  Otherwise put it in the delay list. */
-	if (is_pointer_hazardous (p)) {
-		DelayedFreeItem item = { p, free_func, free_func_might_lock };
+	if ((context == HAZARD_FREE_ASYNC_CTX && locking == HAZARD_FREE_MAY_LOCK) ||
+	    is_pointer_hazardous (p)) {
+		DelayedFreeItem item = { p, free_func, locking };
 
 		++hazardous_pointer_count;
 
@@ -336,7 +333,7 @@ mono_thread_hazardous_free_or_queue (gpointer p, MonoHazardousFreeFunc free_func
 void
 mono_thread_hazardous_try_free_all (void)
 {
-	while (try_free_delayed_free_item (FALSE))
+	while (try_free_delayed_free_item (HAZARD_FREE_SAFE_CTX))
 		;
 }
 
@@ -345,7 +342,7 @@ mono_thread_hazardous_try_free_some (void)
 {
 	int i;
 	for (i = 0; i < 10; ++i)
-		try_free_delayed_free_item (FALSE);
+		try_free_delayed_free_item (HAZARD_FREE_SAFE_CTX);
 }
 
 void

mono/utils/hazard-pointer.h

@@ -18,8 +18,18 @@ typedef struct {
 
 typedef void (*MonoHazardousFreeFunc) (gpointer p);
 
+typedef enum {
+	HAZARD_FREE_MAY_LOCK,
+	HAZARD_FREE_NO_LOCK,
+} HazardFreeLocking;
+
+typedef enum {
+	HAZARD_FREE_SAFE_CTX,
+	HAZARD_FREE_ASYNC_CTX,
+} HazardFreeContext;
+
 void mono_thread_hazardous_free_or_queue (gpointer p, MonoHazardousFreeFunc free_func,
-		gboolean free_func_might_lock, gboolean lock_free_context);
+                                          HazardFreeLocking locking, HazardFreeContext context);
 void mono_thread_hazardous_try_free_all (void);
 void mono_thread_hazardous_try_free_some (void);
 MonoThreadHazardPointers* mono_hazard_pointer_get (void);

mono/utils/lock-free-alloc.c

@@ -250,7 +250,7 @@ desc_retire (Descriptor *desc)
 	g_assert (desc->in_use);
 	desc->in_use = FALSE;
 	free_sb (desc->sb, desc->block_size);
-	mono_thread_hazardous_free_or_queue (desc, desc_enqueue_avail, FALSE, TRUE);
+	mono_thread_hazardous_free_or_queue (desc, desc_enqueue_avail, HAZARD_FREE_NO_LOCK, HAZARD_FREE_ASYNC_CTX);
 }
 #else
 MonoLockFreeQueue available_descs;
@@ -302,7 +302,7 @@ static void
 list_put_partial (Descriptor *desc)
 {
 	g_assert (desc->anchor.data.state != STATE_FULL);
-	mono_thread_hazardous_free_or_queue (desc, desc_put_partial, FALSE, TRUE);
+	mono_thread_hazardous_free_or_queue (desc, desc_put_partial, HAZARD_FREE_NO_LOCK, HAZARD_FREE_ASYNC_CTX);
 }
 
 static void
@@ -321,7 +321,7 @@ list_remove_empty_desc (MonoLockFreeAllocSizeClass *sc)
 			desc_retire (desc);
 		} else {
 			g_assert (desc->heap->sc == sc);
-			mono_thread_hazardous_free_or_queue (desc, desc_put_partial, FALSE, TRUE);
+			mono_thread_hazardous_free_or_queue (desc, desc_put_partial, HAZARD_FREE_NO_LOCK, HAZARD_FREE_ASYNC_CTX);
 			if (++num_non_empty >= 2)
 				return;
 		}

mono/utils/lock-free-queue.c

@@ -286,7 +286,7 @@ mono_lock_free_queue_dequeue (MonoLockFreeQueue *q)
 		g_assert (q->has_dummy);
 		q->has_dummy = 0;
 		mono_memory_write_barrier ();
-		mono_thread_hazardous_free_or_queue (head, free_dummy, FALSE, TRUE);
+		mono_thread_hazardous_free_or_queue (head, free_dummy, HAZARD_FREE_NO_LOCK, HAZARD_FREE_ASYNC_CTX);
 		if (try_reenqueue_dummy (q))
 			goto retry;
 		return NULL;

mono/utils/mono-conc-hashtable.c

@@ -56,7 +56,7 @@ conc_table_free (gpointer ptr)
 static void
 conc_table_lf_free (conc_table *table)
 {
-	mono_thread_hazardous_free_or_queue (table, conc_table_free, TRUE, FALSE);
+	mono_thread_hazardous_free_or_queue (table, conc_table_free, HAZARD_FREE_MAY_LOCK, HAZARD_FREE_SAFE_CTX);
 }
 
 

mono/utils/mono-linked-list-set.c

@@ -56,27 +56,28 @@ get_hazardous_pointer_with_mask (gpointer volatile *pp, MonoThreadHazardPointers
 /*
 Initialize @list and will use @free_node_func to release memory.
 If @free_node_func is null the caller is responsible for releasing node memory.
-@free_node_func must be lock-free.  That implies that it cannot use malloc/free.
+If @free_node_func may lock, @free_node_func_locking must be
+HAZARD_FREE_MAY_LOCK; otherwise, HAZARD_FREE_NO_LOCK. It is ignored if
+@free_node_func is null.
 */
 void
-mono_lls_init (MonoLinkedListSet *list, void (*free_node_func)(void *))
+mono_lls_init (MonoLinkedListSet *list, void (*free_node_func)(void *), HazardFreeLocking free_node_func_locking)
 {
 	list->head = NULL;
 	list->free_node_func = free_node_func;
+	list->locking = free_node_func_locking;
 }
 
 /*
 Search @list for element with key @key.
+@context specifies whether the function is being called from a lock-free (i.e.
+signal handler or world stopped) context. It is only relevant if a node free
+function was given.
 The nodes next, cur and prev are returned in @hp.
 Returns true if a node with key @key was found.
-This function cannot be called from a signal nor within interrupt context*.
-XXX A variant that works within interrupted is possible if needed.
-
-* interrupt context is when the current thread is reposible for another thread
-been suspended at an arbritary point. This is a limitation of our SMR implementation.
 */
 gboolean
-mono_lls_find (MonoLinkedListSet *list, MonoThreadHazardPointers *hp, uintptr_t key)
+mono_lls_find (MonoLinkedListSet *list, MonoThreadHazardPointers *hp, uintptr_t key, HazardFreeContext context)
 {
 	MonoLinkedListSetNode *cur, *next;
 	MonoLinkedListSetNode **prev;
@@ -125,7 +126,7 @@ try_again:
 				mono_memory_write_barrier ();
 				mono_hazard_pointer_clear (hp, 1);
 				if (list->free_node_func)
-					mono_thread_hazardous_free_or_queue (cur, list->free_node_func, FALSE, TRUE);
+					mono_thread_hazardous_free_or_queue (cur, list->free_node_func, list->locking, context);
 			} else
 				goto try_again;
 		}
@@ -136,13 +137,15 @@ try_again:
 
 /*
 Insert @value into @list.
+@context specifies whether the function is being called from a lock-free (i.e.
+signal handler or world stopped) context. It is only relevant if a node free
+function was given.
 The nodes value, cur and prev are returned in @hp.
 Return true if @value was inserted by this call. If it returns FALSE, it's the caller
 resposibility to release memory.
-This function cannot be called from a signal nor with the world stopped.
 */
 gboolean
-mono_lls_insert (MonoLinkedListSet *list, MonoThreadHazardPointers *hp, MonoLinkedListSetNode *value)
+mono_lls_insert (MonoLinkedListSet *list, MonoThreadHazardPointers *hp, MonoLinkedListSetNode *value, HazardFreeContext context)
 {
 	MonoLinkedListSetNode *cur, **prev;
 	/*We must do a store barrier before inserting 
@@ -150,7 +153,7 @@ mono_lls_insert (MonoLinkedListSet *list, MonoThreadHazardPointers *hp, MonoLink
 	mono_memory_barrier ();
 
 	while (1) {
-		if (mono_lls_find (list, hp, value->key))
+		if (mono_lls_find (list, hp, value->key, context))
 			return FALSE;
 		cur = (MonoLinkedListSetNode *) mono_hazard_pointer_get_val (hp, 1);
 		prev = (MonoLinkedListSetNode **) mono_hazard_pointer_get_val (hp, 2);
@@ -165,17 +168,19 @@ mono_lls_insert (MonoLinkedListSet *list, MonoThreadHazardPointers *hp, MonoLink
 }
 
 /*
-Search @list for element with key @key.
+Search @list for element with key @key and remove it.
+@context specifies whether the function is being called from a lock-free (i.e.
+signal handler or world stopped) context. It is only relevant if a node free
+function was given.
 The nodes next, cur and prev are returned in @hp
 Returns true if @value was removed by this call.
-This function cannot be called from a signal nor with the world stopped.
 */
 gboolean
-mono_lls_remove (MonoLinkedListSet *list, MonoThreadHazardPointers *hp, MonoLinkedListSetNode *value)
+mono_lls_remove (MonoLinkedListSet *list, MonoThreadHazardPointers *hp, MonoLinkedListSetNode *value, HazardFreeContext context)
 {
 	MonoLinkedListSetNode *cur, **prev, *next;
 	while (1) {
-		if (!mono_lls_find (list, hp, value->key))
+		if (!mono_lls_find (list, hp, value->key, context))
 			return FALSE;
 
 		next = (MonoLinkedListSetNode *) mono_hazard_pointer_get_val (hp, 0);
@@ -193,9 +198,9 @@ mono_lls_remove (MonoLinkedListSet *list, MonoThreadHazardPointers *hp, MonoLink
 			mono_memory_write_barrier ();
 			mono_hazard_pointer_clear (hp, 1);
 			if (list->free_node_func)
-				mono_thread_hazardous_free_or_queue (value, list->free_node_func, FALSE, TRUE);
+				mono_thread_hazardous_free_or_queue (value, list->free_node_func, list->locking, context);
 		} else
-			mono_lls_find (list, hp, value->key);
+			mono_lls_find (list, hp, value->key, context);
 		return TRUE;
 	}
 }

mono/utils/mono-linked-list-set.h

@@ -24,6 +24,7 @@ struct _MonoLinkedListSetNode {
 typedef struct {
 	MonoLinkedListSetNode *head;
 	void (*free_node_func)(void *);
+	HazardFreeLocking locking;
 } MonoLinkedListSet;
 
 
@@ -45,77 +46,129 @@ You must manually clean the hazard pointer table after using them.
 */
 
 void
-mono_lls_init (MonoLinkedListSet *list, void (*free_node_func)(void *));
+mono_lls_init (MonoLinkedListSet *list, void (*free_node_func)(void *), HazardFreeLocking free_node_func_locking);
 
 gboolean
-mono_lls_find (MonoLinkedListSet *list, MonoThreadHazardPointers *hp, uintptr_t key);
+mono_lls_find (MonoLinkedListSet *list, MonoThreadHazardPointers *hp, uintptr_t key, HazardFreeContext context);
 
 gboolean
-mono_lls_insert (MonoLinkedListSet *list, MonoThreadHazardPointers *hp, MonoLinkedListSetNode *value);
+mono_lls_insert (MonoLinkedListSet *list, MonoThreadHazardPointers *hp, MonoLinkedListSetNode *value, HazardFreeContext context);
 
 gboolean
-mono_lls_remove (MonoLinkedListSet *list, MonoThreadHazardPointers *hp, MonoLinkedListSetNode *value);
+mono_lls_remove (MonoLinkedListSet *list, MonoThreadHazardPointers *hp, MonoLinkedListSetNode *value, HazardFreeContext context);
 
 gpointer
 get_hazardous_pointer_with_mask (gpointer volatile *pp, MonoThreadHazardPointers *hp, int hazard_index);
 
-/*
-Requires the world to be stoped
-*/
-#define MONO_LLS_FOREACH(list, element, type) {\
-	MonoLinkedListSetNode *__cur;	\
-	for (__cur = (list)->head; __cur; __cur = mono_lls_pointer_unmask (__cur->next)) \
-		if (!mono_lls_pointer_get_mark (__cur->next)) {	\
-			(element) = (type)__cur;
-
-
-#define MONO_LLS_FOREACH_FILTERED(list, element, filter_func, type) {\
-	MonoLinkedListSetNode *__cur;	\
-	for (__cur = (list)->head; __cur; __cur = (MonoLinkedListSetNode *)mono_lls_pointer_unmask (__cur->next)) \
-		if (!mono_lls_pointer_get_mark (__cur->next)) {	\
-			(element) = (type)__cur;			\
-			if (!filter_func (element)) continue;
-
-#define MONO_LLS_END_FOREACH }}
-
-static inline MonoLinkedListSetNode*
-mono_lls_info_step (MonoLinkedListSetNode *val, MonoThreadHazardPointers *hp)
+static inline gboolean
+mono_lls_filter_accept_all (gpointer elem)
 {
-	val = (MonoLinkedListSetNode *) mono_lls_pointer_unmask (val);
-	mono_hazard_pointer_set (hp, 1, val);
-	return val;
+	return TRUE;
 }
 
 /*
-Provides snapshot iteration
+ * These macros assume that no other threads are actively modifying the list.
  */
-#define MONO_LLS_FOREACH_SAFE(list, element, type) {\
-	MonoThreadHazardPointers *__hp = mono_hazard_pointer_get ();	\
-	MonoLinkedListSetNode *__cur, *__next;	\
-	for (__cur = (MonoLinkedListSetNode *) mono_lls_pointer_unmask (get_hazardous_pointer ((gpointer volatile*)&(list)->head, __hp, 1)); \
-		__cur;	\
-		__cur = (MonoLinkedListSetNode *) mono_lls_info_step (__next, __hp)) {	\
-		__next = (MonoLinkedListSetNode *) get_hazardous_pointer_with_mask ((gpointer volatile*)&__cur->next, __hp, 0);	\
-		if (!mono_lls_pointer_get_mark (__next)) {	\
-			(element) = (type)__cur;
 
-#define MONO_LLS_FOREACH_FILTERED_SAFE(list, element, filter_func, type) {\
-	MonoThreadHazardPointers *__hp = mono_hazard_pointer_get ();	\
-	MonoLinkedListSetNode *__cur, *__next;	\
-	for (__cur = (MonoLinkedListSetNode *) mono_lls_pointer_unmask (get_hazardous_pointer ((gpointer volatile*)&(list)->head, __hp, 1)); \
-		__cur;	\
-		__cur = (MonoLinkedListSetNode *) mono_lls_info_step (__next, __hp)) {	\
-		__next = (MonoLinkedListSetNode *) get_hazardous_pointer_with_mask ((gpointer volatile*)&__cur->next, __hp, 0);	\
-		if (!mono_lls_pointer_get_mark (__next)) {	\
-			(element) = (type)__cur;	\
-			if (!filter_func (element)) continue;
+#define MONO_LLS_FOREACH_FILTERED(list, type, elem, filter) \
+	do { \
+		MonoLinkedListSet *list__ = (list); \
+		for (MonoLinkedListSetNode *cur__ = list__->head; cur__; cur__ = (MonoLinkedListSetNode *) mono_lls_pointer_unmask (cur__->next)) { \
+			if (!mono_lls_pointer_get_mark (cur__->next)) { \
+				type *elem = (type *) cur__; \
+				if (filter (elem)) {
 
-
-#define MONO_LLS_END_FOREACH_SAFE \
+#define MONO_LLS_FOREACH_END \
 				} \
 			} \
-	mono_hazard_pointer_clear (__hp, 0); \
-	mono_hazard_pointer_clear (__hp, 1); \
-}
+		} \
+	} while (0);
+
+#define MONO_LLS_FOREACH(list, type, elem) \
+	MONO_LLS_FOREACH_FILTERED ((list), type, elem, mono_lls_filter_accept_all)
+
+/*
+ * These macros can be used while other threads are potentially modifying the
+ * list, but they only provide a snapshot of the list as a result.
+ *
+ * NOTE: Do NOT break out of the loop through any other means than a break
+ * statement, as other ways of breaking the loop will skip past important
+ * cleanup work.
+ */
+
+#define MONO_LLS_FOREACH_FILTERED_SAFE(list, type, elem, filter) \
+	do { \
+		/* NOTE: Keep this macro's code in sync with the mono_lls_find () logic. */ \
+		MonoLinkedListSet *list__ = (list); \
+		MonoThreadHazardPointers *hp__ = mono_hazard_pointer_get (); \
+		gboolean progress__ = FALSE; \
+		uintptr_t hkey__; \
+		gboolean restart__; \
+		do { \
+			restart__ = FALSE; \
+			MonoLinkedListSetNode **prev__ = &list__->head; \
+			mono_hazard_pointer_set (hp__, 2, prev__); \
+			MonoLinkedListSetNode *cur__ = (MonoLinkedListSetNode *) get_hazardous_pointer_with_mask ((gpointer *) prev__, hp__, 1); \
+			while (1) { \
+				if (!cur__) { \
+					break; \
+				} \
+				MonoLinkedListSetNode *next__ = (MonoLinkedListSetNode *) get_hazardous_pointer_with_mask ((gpointer *) &cur__->next, hp__, 0); \
+				uintptr_t ckey__ = cur__->key; \
+				mono_memory_read_barrier (); \
+				if (*prev__ != cur__) { \
+					restart__ = TRUE; \
+					break; \
+				} \
+				if (!mono_lls_pointer_get_mark (next__)) { \
+					if (!progress__ || ckey__ > hkey__) { \
+						progress__ = TRUE; \
+						hkey__ = ckey__; \
+						type *elem = (type *) cur__; \
+						if (filter (elem)) { \
+							gboolean broke__ = TRUE; \
+							gboolean done__ = FALSE; \
+							do { \
+								if (done__) { \
+									broke__ = FALSE; \
+									break; \
+								} \
+								done__ = TRUE;
+
+#define MONO_LLS_FOREACH_SAFE_END \
+								broke__ = FALSE; \
+								break; \
+							} while (1); \
+							if (broke__) { \
+								break; \
+							} \
+						} \
+					} \
+					prev__ = &cur__->next; \
+					mono_hazard_pointer_set (hp__, 2, cur__); \
+				} else { \
+					next__ = (MonoLinkedListSetNode *) mono_lls_pointer_unmask (next__); \
+					if (InterlockedCompareExchangePointer ((volatile gpointer *) prev__, next__, cur__) == cur__) { \
+						mono_memory_write_barrier (); \
+						mono_hazard_pointer_clear (hp__, 1); \
+						if (list__->free_node_func) { \
+							mono_thread_hazardous_free_or_queue (cur__, list__->free_node_func, list__->locking, HAZARD_FREE_ASYNC_CTX); \
+						} \
+					} else { \
+						restart__ = TRUE; \
+						break; \
+					} \
+				} \
+				cur__ = (MonoLinkedListSetNode *) mono_lls_pointer_unmask (next__); \
+				mono_hazard_pointer_set (hp__, 1, cur__); \
+			} \
+		} while (restart__); \
+		mono_hazard_pointer_clear (hp__, 0); \
+		mono_hazard_pointer_clear (hp__, 1); \
+		mono_hazard_pointer_clear (hp__, 2); \
+	} while (0);
+
+#define MONO_LLS_FOREACH_SAFE(list, type, elem) \
+	MONO_LLS_FOREACH_FILTERED_SAFE ((list), type, elem, mono_lls_filter_accept_all)
 
 #endif /* __MONO_SPLIT_ORDERED_LIST_H__ */

mono/utils/mono-threads.c

@@ -187,7 +187,6 @@ mono_threads_end_global_suspend (void)
 static void
 dump_threads (void)
 {
-	MonoThreadInfo *info;
 	MonoThreadInfo *cur = mono_thread_info_current ();
 
 	MOSTLY_ASYNC_SAFE_PRINTF ("STATE CUE CARD: (? means a positive number, usually 1 or 2, * means any number)\n");
@@ -210,8 +209,7 @@ dump_threads (void)
 #else
 		MOSTLY_ASYNC_SAFE_PRINTF ("--thread %p id %p [%p] state %x  %s\n", info, (void *) mono_thread_info_get_tid (info), (void*)(size_t)info->native_handle, info->thread_state, info == cur ? "GC INITIATOR" : "" );
 #endif
-
-	} END_FOREACH_THREAD_SAFE
+	} FOREACH_THREAD_SAFE_END
 }
 
 gboolean
@@ -271,7 +269,7 @@ mono_thread_info_lookup (MonoNativeThreadId id)
 {
 		MonoThreadHazardPointers *hp = mono_hazard_pointer_get ();
 
-	if (!mono_lls_find (&thread_list, hp, (uintptr_t)id)) {
+	if (!mono_lls_find (&thread_list, hp, (uintptr_t)id, HAZARD_FREE_ASYNC_CTX)) {
 		mono_hazard_pointer_clear_all (hp, -1);
 		return NULL;
 	} 
@@ -285,7 +283,7 @@ mono_thread_info_insert (MonoThreadInfo *info)
 {
 	MonoThreadHazardPointers *hp = mono_hazard_pointer_get ();
 
-	if (!mono_lls_insert (&thread_list, hp, (MonoLinkedListSetNode*)info)) {
+	if (!mono_lls_insert (&thread_list, hp, (MonoLinkedListSetNode*)info, HAZARD_FREE_SAFE_CTX)) {
 		mono_hazard_pointer_clear_all (hp, -1);
 		return FALSE;
 	} 
@@ -301,7 +299,7 @@ mono_thread_info_remove (MonoThreadInfo *info)
 	gboolean res;
 
 	THREADS_DEBUG ("removing info %p\n", info);
-	res = mono_lls_remove (&thread_list, hp, (MonoLinkedListSetNode*)info);
+	res = mono_lls_remove (&thread_list, hp, (MonoLinkedListSetNode*)info, HAZARD_FREE_SAFE_CTX);
 	mono_hazard_pointer_clear_all (hp, -1);
 	return res;
 }
@@ -426,7 +424,7 @@ unregister_thread (void *arg)
 	g_byte_array_free (info->stackdata, /*free_segment=*/TRUE);
 
 	/*now it's safe to free the thread info.*/
-	mono_thread_hazardous_free_or_queue (info, free_thread_info, TRUE, FALSE);
+	mono_thread_hazardous_free_or_queue (info, free_thread_info, HAZARD_FREE_MAY_LOCK, HAZARD_FREE_SAFE_CTX);
 	mono_thread_small_id_free (small_id);
 }
 
@@ -637,7 +635,7 @@ mono_threads_init (MonoThreadInfoCallbacks *callbacks, size_t info_size)
 	mono_coop_sem_init (&global_suspend_semaphore, 1);
 	mono_os_sem_init (&suspend_semaphore, 0);
 
-	mono_lls_init (&thread_list, NULL);
+	mono_lls_init (&thread_list, NULL, HAZARD_FREE_NO_LOCK);
 	mono_thread_smr_init ();
 	mono_threads_init_platform ();
 	mono_threads_init_coop ();
@@ -1124,35 +1122,35 @@ sleep_interrupt (gpointer data)
 static inline guint32
 sleep_interruptable (guint32 ms, gboolean *alerted)
 {
-	guint32 start, now, end;
+	gint64 now, end;
 
 	g_assert (INFINITE == G_MAXUINT32);
 
 	g_assert (alerted);
 	*alerted = FALSE;
 
-	start = mono_msec_ticks ();
-
-	if (start < G_MAXUINT32 - ms) {
-		end = start + ms;
-	} else {
-		/* start + ms would overflow guint32 */
-		end = G_MAXUINT32;
-	}
+	if (ms != INFINITE)
+		end = mono_100ns_ticks () + (ms * 1000 * 10);
 
 	mono_lazy_initialize (&sleep_init, sleep_initialize);
 
 	mono_coop_mutex_lock (&sleep_mutex);
 
-	for (now = mono_msec_ticks (); ms == INFINITE || now - start < ms; now = mono_msec_ticks ()) {
+	for (;;) {
+		if (ms != INFINITE) {
+			now = mono_100ns_ticks ();
+			if (now > end)
+				break;
+		}
+
 		mono_thread_info_install_interrupt (sleep_interrupt, NULL, alerted);
 		if (*alerted) {
 			mono_coop_mutex_unlock (&sleep_mutex);
 			return WAIT_IO_COMPLETION;
 		}
 
-		if (ms < INFINITE)
-			mono_coop_cond_timedwait (&sleep_cond, &sleep_mutex, end - now);
+		if (ms != INFINITE)
+			mono_coop_cond_timedwait (&sleep_cond, &sleep_mutex, (end - now) / 10 / 1000);
 		else
 			mono_coop_cond_wait (&sleep_cond, &sleep_mutex);
 

mono/utils/mono-threads.h

@@ -297,14 +297,20 @@ mono_threads_filter_tools_threads (THREAD_INFO_TYPE *info)
 /*
 Requires the world to be stoped
 */
-#define FOREACH_THREAD(thread) MONO_LLS_FOREACH_FILTERED (mono_thread_info_list_head (), thread, mono_threads_filter_tools_threads, THREAD_INFO_TYPE*)
-#define END_FOREACH_THREAD MONO_LLS_END_FOREACH
+#define FOREACH_THREAD(thread) \
+	MONO_LLS_FOREACH_FILTERED (mono_thread_info_list_head (), THREAD_INFO_TYPE, thread, mono_threads_filter_tools_threads)
+
+#define FOREACH_THREAD_END \
+	MONO_LLS_FOREACH_END
 
 /*
 Snapshot iteration.
 */
-#define FOREACH_THREAD_SAFE(thread) MONO_LLS_FOREACH_FILTERED_SAFE (mono_thread_info_list_head (), thread, mono_threads_filter_tools_threads, THREAD_INFO_TYPE*)
-#define END_FOREACH_THREAD_SAFE MONO_LLS_END_FOREACH_SAFE
+#define FOREACH_THREAD_SAFE(thread) \
+	MONO_LLS_FOREACH_FILTERED_SAFE (mono_thread_info_list_head (), THREAD_INFO_TYPE, thread, mono_threads_filter_tools_threads)
+
+#define FOREACH_THREAD_SAFE_END \
+	MONO_LLS_FOREACH_SAFE_END
 
 static inline MonoNativeThreadId
 mono_thread_info_get_tid (THREAD_INFO_TYPE *info)

msvc/winsetup.bat

@@ -4,7 +4,7 @@ if exist config.h if not exist cygconfig.h copy config.h cygconfig.h
 if exist eglib\config.h if not exist eglib\cygconfig.h copy eglib\config.h eglib\cygconfig.h
 copy winconfig.h config.h
 copy eglib\winconfig.h eglib\config.h
-powershell -Command "(Get-Content config.h) -replace '#MONO_VERSION#', (Select-String -path configure.ac -pattern 'AC_INIT\(mono, \[(.*)\]').Matches[0].Groups[1].Value | Set-Content config.h"
+%windir%\system32\WindowsPowerShell\v1.0\powershell.exe -Command "(Get-Content config.h) -replace '#MONO_VERSION#', (Select-String -path configure.ac -pattern 'AC_INIT\(mono, \[(.*)\]').Matches[0].Groups[1].Value | Set-Content config.h"
 goto end
 :error
 echo fatal error: the VSDepenancies directory was not found in the "mono" directory

po/mcs/de.po.REMOVED.git-id

@@ -1 +1 @@
-56caa8e71219b6c821001eea2e6bf991bfeb90ef
+dcc0bb17a9a21c5af4bb5f5ae2d9ee003e4b0be6