Imported Upstream version 4.8.0.520

Former-commit-id: b616177084b79e9a11491af6b1ad88f2f73a6093

mcs/class/Mono.Data.Sqlite/Mono.Data.Sqlite_2.0/SQLiteConvert.cs

@@ -221,7 +221,7 @@ namespace Mono.Data.Sqlite
         case SQLiteDateFormats.UnixEpoch:
           return ((long)(dateValue.Subtract(UnixEpoch).Ticks / TimeSpan.TicksPerSecond)).ToString();
         default:
-          return dateValue.ToString(_datetimeFormats[5], CultureInfo.InvariantCulture);
+          return dateValue.ToString(_datetimeFormats[19], CultureInfo.InvariantCulture);
       }
     }
 

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

@@ -19,6 +19,7 @@ namespace MonoTests.System.Threading {
 		// this bucket is used to avoid non-theadlocal issues
 		class Bucket {
 			public int count;
+			public ManualResetEventSlim mre = new ManualResetEventSlim (false); 
 		}
 
 		[SetUp]
@@ -36,51 +37,22 @@ namespace MonoTests.System.Threading {
 		{
 		}
 
+		private void Callback2 (object foo)
+		{
+			Bucket b = foo as Bucket;
+			Interlocked.Increment (ref b.count);
+			b.mre.Set ();
+		}
+
+
 		[Test]
 		public void TestDueTime ()
 		{
 			Bucket bucket = new Bucket();
 
-			using (Timer t = new Timer (o => Callback (o), bucket, 200, Timeout.Infinite)) {
-				Thread.Sleep (50);
-				Assert.AreEqual (0, bucket.count, "#1");
-				Thread.Sleep (200);
-				Assert.AreEqual (1, bucket.count, "#2");
-				Thread.Sleep (500);
-				Assert.AreEqual (1, bucket.count, "#3");
-				t.Change (10, 10);
-				Thread.Sleep (1000);
-				Assert.IsTrue(bucket.count > 20, "#4");
-			}
-		}
-
-		[Test]
-		public void TestChange ()
-		{
-			Bucket bucket = new Bucket();
-
-			using (Timer t = new Timer (o => Callback (o), bucket, 10, 10)) {
-				Thread.Sleep (500);
-				int c = bucket.count;
-				Assert.IsTrue (c > 20, "#1 " + c.ToString ());
-				t.Change (100, 100);
-				c = bucket.count;
-				Thread.Sleep (500);
-				Assert.IsTrue (bucket.count <= c + 20, "#2 " + c.ToString ());
-			}
-		}
-
-		[Test]
-		public void TestZeroDueTime ()
-		{
-			Bucket bucket = new Bucket();
-
-			using (Timer t = new Timer (o => Callback (o), bucket, 0, Timeout.Infinite)) {
-				Thread.Sleep (100);
+			using (Timer t = new Timer (o => Callback2 (o), bucket, 200, Timeout.Infinite)) {
+				Assert.IsTrue (bucket.mre.Wait (5000), "#-1");
 				Assert.AreEqual (1, bucket.count, "#1");
-				t.Change (0, Timeout.Infinite);
-				Thread.Sleep (100);
-				Assert.AreEqual (2, bucket.count, "#2");
 			}
 		}
 
@@ -89,15 +61,44 @@ namespace MonoTests.System.Threading {
 		{	
 			Bucket bucket = new Bucket();
 
-			using (Timer t = new Timer (o => Callback (o), bucket, 10, 10)) {
-				Thread.Sleep (200);
+			using (Timer t = new Timer (o => Callback2 (o), bucket, 10, 10)) {
+				Assert.IsTrue (bucket.mre.Wait (5000), "#-1");
+			}
+			//If the callback is called after dispose, it will NRE and be reported
+			bucket.mre = null;
+			int c = bucket.count;
+			Assert.IsTrue (c > 0, "#1");
 		}
 
-			Thread.Sleep (20);
+		[Test]
+		public void TestChange ()
+		{
+			Bucket bucket = new Bucket();
+
+			using (Timer t = new Timer (o => Callback2 (o), bucket, 10, 10)) {
+				Assert.IsTrue (bucket.mre.Wait (5000), "#-1");
 				int c = bucket.count;
-			Assert.IsTrue (bucket.count > 5, "#1");
-			Thread.Sleep (200);
-			Assert.AreEqual (c, bucket.count, "#2");
+				Assert.IsTrue (c > 0, "#1 " + c);
+				t.Change (100000, 1000000);
+				c = bucket.count;
+				Thread.Sleep (500);
+				Assert.IsTrue (bucket.count <= c + 1, "#2 " + c);
+			}
+		}
+
+		[Test]
+		public void TestZeroDueTime ()
+		{
+			Bucket bucket = new Bucket();
+
+			using (Timer t = new Timer (o => Callback2 (o), bucket, 0, Timeout.Infinite)) {
+				Assert.IsTrue (bucket.mre.Wait (5000), "#-1");
+				bucket.mre.Reset ();
+				Assert.AreEqual (1, bucket.count, "#1");
+				t.Change (0, Timeout.Infinite);
+				Assert.IsTrue (bucket.mre.Wait (5000), "#1.5");
+				Assert.AreEqual (2, bucket.count, "#2");
+			}
 		}
 
 		[Test] // bug #320950

mcs/class/corlib/Test/System/GCTest.cs

@@ -27,6 +27,7 @@
 //
 
 using System;
+using System.Threading;
 using System.Threading.Tasks;
 
 using NUnit.Framework;
@@ -57,7 +58,10 @@ namespace MonoTests.System {
 		[Test]
 		public void ReRegisterForFinalizeTest ()
 		{
-			Run_ReRegisterForFinalizeTest ();
+			var thread =  new Thread (Run_ReRegisterForFinalizeTest);
+			thread.Start ();
+			thread.Join ();
+
 			var t = Task.Factory.StartNew (() => {
 				do {
 					GC.Collect ();

mcs/tools/mkbundle/Makefile

@@ -24,10 +24,11 @@ test-simple: simple.exe
 	mono --debug $(the_lib) --cross default simple.exe -o foo && ./foo
 	mono --debug $(the_lib) --sdk `dirname \`which mono\``/.. simple.exe -o foo && ./foo
 	-rm DEMO.zip
-	mono-package-runtime `dirname \`which mono\``/.. DEMO
+	$(topdir)/../scripts/mono-package-runtime `dirname \`which mono\``/.. DEMO
 	mkdir -p ~/.mono/targets/DEMO
 	unzip -d ~/.mono/targets/DEMO DEMO.zip
-	mono --debug $(the_lib) --cross DEMO simple.exe -o foo && ./foo
+	mono --debug $(the_lib) --cross DEMO simple.exe -o foo | grep "Assembly.*mscorlib.dll"
+	./foo
 
 simple.exe: Makefile
 	echo 'class X { static void Main () { System.Console.WriteLine ("OK");}}' > simple.cs && mcs simple.cs

mcs/tools/mkbundle/mkbundle.cs

@@ -1082,14 +1082,14 @@ void          mono_register_config_for_assembly (const char* assembly_name, cons
 	static void LoadLocalizedAssemblies (List<string> assemblies)
 	{
 		var other = i18n.Select (x => "I18N." + x + (x.Length > 0 ? "." : "") + "dll");
-		bool error = false;
+		string error = null;
 
 		foreach (string name in other) {
 			try {
 				Assembly a = LoadAssembly (name);
 
 				if (a == null) {
-					error = true;
+					error = "Failed to load " + name;
 					continue;
 				}
 
@@ -1105,8 +1105,8 @@ void          mono_register_config_for_assembly (const char* assembly_name, cons
 			}
 		}
 
-		if (error) {
-			Error ("Couldn't load one or more of the i18n assemblies.");
+		if (error != null) {
+			Error ("Couldn't load one or more of the i18n assemblies: " + error);
 			Environment.Exit (1);
 		}
 	}
@@ -1114,6 +1114,7 @@ void          mono_register_config_for_assembly (const char* assembly_name, cons
 	
 	static readonly Universe universe = new Universe ();
 	static readonly Dictionary<string, string> loaded_assemblies = new Dictionary<string, string> ();
+	static readonly string resourcePathSeparator = (Path.DirectorySeparatorChar == '\\') ? $"\\{Path.DirectorySeparatorChar}" : $"{Path.DirectorySeparatorChar}";
 
 	public static string GetAssemblyName (string path)
 	{
@@ -1126,7 +1127,7 @@ void          mono_register_config_for_assembly (const char* assembly_name, cons
 			string dir = Path.GetDirectoryName (path);
 			int idx = dir.LastIndexOf (Path.DirectorySeparatorChar);
 			if (idx >= 0) {
-				name = dir.Substring (idx + 1) + Path.DirectorySeparatorChar + name;
+				name = dir.Substring (idx + 1) + resourcePathSeparator + name;
 				Console.WriteLine ($"Storing satellite assembly '{path}' with name '{name}'");
 			} else if (!quiet)
 				Console.WriteLine ($"Warning: satellite assembly {path} doesn't have locale path prefix, name conflicts possible");
@@ -1158,7 +1159,7 @@ void          mono_register_config_for_assembly (const char* assembly_name, cons
 			Assembly a = universe.LoadFile (path);
 
 			foreach (AssemblyName an in a.GetReferencedAssemblies ()) {
-				LoadAssembly (an.FullName);
+				a = universe.Load (an.FullName);
 				if (!QueueAssembly (files, a.CodeBase))
 					return false;
 			}
@@ -1220,7 +1221,6 @@ void          mono_register_config_for_assembly (const char* assembly_name, cons
 	static void Error (string msg, params object [] args)
 	{
 		Console.Error.WriteLine ("ERROR: {0}", string.Format (msg, args));
-		throw new Exception ();
 		Environment.Exit (1);
 	}
 

mono/metadata/appdomain.c

@@ -1970,7 +1970,7 @@ ves_icall_System_Reflection_Assembly_LoadFrom (MonoString *fname, MonoBoolean re
 	if (!is_ok (&error))
 		goto leave;
 	
-	ass = mono_assembly_open_full (filename, &status, refOnly);
+	ass = mono_assembly_open_a_lot (filename, &status, refOnly, TRUE);
 	
 	if (!ass) {
 		if (status == MONO_IMAGE_IMAGE_INVALID)

mono/metadata/assembly.c.REMOVED.git-id

@@ -1 +1 @@
-6319d6539ae88d35e1b1c3ac49c5be5c39e309a0
+b304894d059baf706e16a1cf96e1fab367d91a79

mono/metadata/image-internals.h

@@ -10,4 +10,13 @@
 MonoImage *
 mono_find_image_owner (void *ptr);
 
+MonoImage*
+mono_image_load_file_for_image_checked (MonoImage *image, int fileidx, MonoError *error);
+
+MonoImage*
+mono_image_load_module_checked (MonoImage *image, int idx, MonoError *error);
+
+MonoImage *
+mono_image_open_a_lot (const char *fname, MonoImageOpenStatus *status, gboolean refonly, gboolean load_from_context);
+
 #endif /* __MONO_METADATA_IMAGE_INTERNALS_H__ */

mono/metadata/image.c

@@ -1188,10 +1188,14 @@ do_mono_image_load (MonoImage *image, MonoImageOpenStatus *status,
 		goto invalid_image;
 
 	if (!image->ref_only && is_problematic_image (image)) {
+		if (image->load_from_context) {
+			mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_ASSEMBLY, "Loading problematic image %s", image->name);
+		} else {
 			mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_ASSEMBLY, "Denying load of problematic image %s", image->name);
 			*status = MONO_IMAGE_IMAGE_INVALID;
 			goto invalid_image;
 		}
+	}
 
 	if (image->loader == &pe_loader && !image->metadata_only && !mono_verifier_verify_table_data (image, &errors))
 		goto invalid_image;
@@ -1220,7 +1224,7 @@ invalid_image:
 
 static MonoImage *
 do_mono_image_open (const char *fname, MonoImageOpenStatus *status,
-					gboolean care_about_cli, gboolean care_about_pecoff, gboolean refonly, gboolean metadata_only)
+					gboolean care_about_cli, gboolean care_about_pecoff, gboolean refonly, gboolean metadata_only, gboolean load_from_context)
 {
 	MonoCLIImageInfo *iinfo;
 	MonoImage *image;
@@ -1264,6 +1268,7 @@ do_mono_image_open (const char *fname, MonoImageOpenStatus *status,
 	image->name = mono_path_resolve_symlinks (fname);
 	image->ref_only = refonly;
 	image->metadata_only = metadata_only;
+	image->load_from_context = load_from_context;
 	image->ref_count = 1;
 	/* if MONO_SECURITY_MODE_CORE_CLR is set then determine if this image is platform code */
 	image->core_clr_platform_code = mono_security_core_clr_determine_platform_image (image);
@@ -1460,6 +1465,12 @@ mono_image_open_from_module_handle (HMODULE module_handle, char* fname, gboolean
 
 MonoImage *
 mono_image_open_full (const char *fname, MonoImageOpenStatus *status, gboolean refonly)
+{
+	return mono_image_open_a_lot (fname, status, refonly, FALSE);
+}
+
+MonoImage *
+mono_image_open_a_lot (const char *fname, MonoImageOpenStatus *status, gboolean refonly, gboolean load_from_context)
 {
 	MonoImage *image;
 	GHashTable *loaded_images = get_loaded_images_hash (refonly);
@@ -1559,7 +1570,7 @@ mono_image_open_full (const char *fname, MonoImageOpenStatus *status, gboolean r
 	mono_images_unlock ();
 
 	// Image not loaded, load it now
-	image = do_mono_image_open (fname, status, TRUE, TRUE, refonly, FALSE);
+	image = do_mono_image_open (fname, status, TRUE, TRUE, refonly, FALSE, load_from_context);
 	if (image == NULL)
 		return NULL;
 
@@ -1598,7 +1609,7 @@ mono_pe_file_open (const char *fname, MonoImageOpenStatus *status)
 {
 	g_return_val_if_fail (fname != NULL, NULL);
 	
-	return do_mono_image_open (fname, status, FALSE, TRUE, FALSE, FALSE);
+	return do_mono_image_open (fname, status, FALSE, TRUE, FALSE, FALSE, FALSE);
 }
 
 /**
@@ -1615,7 +1626,7 @@ mono_image_open_raw (const char *fname, MonoImageOpenStatus *status)
 {
 	g_return_val_if_fail (fname != NULL, NULL);
 	
-	return do_mono_image_open (fname, status, FALSE, FALSE, FALSE, FALSE);
+	return do_mono_image_open (fname, status, FALSE, FALSE, FALSE, FALSE, FALSE);
 }
 
 /*
@@ -1626,7 +1637,7 @@ mono_image_open_raw (const char *fname, MonoImageOpenStatus *status)
 MonoImage *
 mono_image_open_metadata_only (const char *fname, MonoImageOpenStatus *status)
 {
-	return do_mono_image_open (fname, status, TRUE, TRUE, FALSE, TRUE);
+	return do_mono_image_open (fname, status, TRUE, TRUE, FALSE, TRUE, FALSE);
 }
 
 void

mono/metadata/marshal.c.REMOVED.git-id

@@ -1 +1 @@
-7b980453c593408f829e7098dc333ad5087a8865
+aec93dfd6da7c7fdca217573f4c4110135f3d6e6

mono/metadata/marshal.h

@@ -330,7 +330,7 @@ MonoMethodSignature*
 mono_marshal_get_string_ctor_signature (MonoMethod *method);
 
 MonoMethod *
-mono_marshal_get_managed_wrapper (MonoMethod *method, MonoClass *delegate_klass, uint32_t this_loc);
+mono_marshal_get_managed_wrapper (MonoMethod *method, MonoClass *delegate_klass, uint32_t this_loc, MonoError *exernal_error);
 
 gpointer
 mono_marshal_get_vtfixup_ftnptr (MonoImage *image, guint32 token, guint16 type);

mono/metadata/metadata-internals.h

@@ -210,6 +210,9 @@ struct _MonoImage {
 	/* Whenever this image contains metadata only without PE data */
 	guint8 metadata_only : 1;
 
+	/*  Whether this image belongs to load-from context */
+	guint8 load_from_context: 1;
+
 	guint8 checked_module_cctor : 1;
 	guint8 has_module_cctor : 1;
 
@@ -913,5 +916,8 @@ mono_find_image_set_owner (void *ptr);
 void
 mono_loader_register_module (const char *name, MonoDl *module);
 
+MonoAssembly *
+mono_assembly_open_a_lot (const char *filename, MonoImageOpenStatus *status, gboolean refonly, gboolean load_from_context);
+
 #endif /* __MONO_METADATA_INTERNALS_H__ */
 

mono/metadata/sgen-mono.c

@@ -1041,7 +1041,7 @@ create_allocator (int atype, ManagedAllocatorVariant variant)
 {
 	int p_var, size_var, thread_var G_GNUC_UNUSED;
 	gboolean slowpath = variant == MANAGED_ALLOCATOR_SLOW_PATH;
-	guint32 slowpath_branch, max_size_branch;
+	guint32 slowpath_branch, max_size_branch, no_oom_branch;
 	MonoMethodBuilder *mb;
 	MonoMethod *res;
 	MonoMethodSignature *csig;
@@ -1330,6 +1330,13 @@ create_allocator (int atype, ManagedAllocatorVariant variant)
 	} else {
 		g_assert_not_reached ();
 	}
+
+	/* if (ret == NULL) throw OOM; */
+	mono_mb_emit_byte (mb, CEE_DUP);
+	no_oom_branch = mono_mb_emit_branch (mb, CEE_BRTRUE);
+	mono_mb_emit_exception (mb, "OutOfMemoryException", NULL);
+
+	mono_mb_patch_branch (mb, no_oom_branch);
 	mono_mb_emit_byte (mb, CEE_RET);
 
 	/* Fastpath */

mono/metadata/sgen-stw.c

@@ -117,7 +117,7 @@ restart_threads_until_none_in_managed_allocator (void)
 			if (info->client_info.skip || info->client_info.gc_disabled || info->client_info.suspend_done)
 				continue;
 			if (mono_thread_info_is_live (info) &&
-					(!info->client_info.stack_start || info->client_info.in_critical_region || info->client_info.info.inside_critical_region ||
+					(info->client_info.in_critical_region || info->client_info.info.inside_critical_region ||
 					is_ip_in_managed_allocator (info->client_info.stopped_domain, info->client_info.stopped_ip))) {
 				binary_protocol_thread_restart ((gpointer)mono_thread_info_get_tid (info));
 				SGEN_LOG (3, "thread %p resumed.", (void*) (size_t) info->client_info.info.native_handle);

mono/mini/Makefile.am

@@ -861,7 +861,7 @@ EXTRA_DIST = TestDriver.cs \
 	Makefile.am.in
 
 version.h: Makefile
-	echo "#define FULL_VERSION \"Stable 4.8.0.495/e4a3cf3\"" > version.h
+	echo "#define FULL_VERSION \"Stable 4.8.0.520/8f6d0f6\"" > version.h
 
 # Utility target for patching libtool to speed up linking
 patch-libtool:

mono/mini/Makefile.am.in

@@ -861,7 +861,7 @@ EXTRA_DIST = TestDriver.cs \
 	Makefile.am.in
 
 version.h: Makefile
-	echo "#define FULL_VERSION \"Stable 4.8.0.495/e4a3cf3\"" > version.h
+	echo "#define FULL_VERSION \"Stable 4.8.0.520/8f6d0f6\"" > version.h
 
 # Utility target for patching libtool to speed up linking
 patch-libtool:

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

@@ -1 +1 @@
-1d2d50a79752da03d88b373dcfa4536e767c289d
+0dc0111f92ce7928cc8fae909326c9c778d14418

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

@@ -1 +1 @@
-c4f44c2ecbc5dc6f0532c59ad55c2f46f1ed7f73
+12111cac30226110a818b7d30ed37495129ceefa

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

@@ -1 +1 @@
-2fd57cf8561234d38c90801e15fa271c5a719a82
+c9cf297db00016d19274c670f130a224b78f28e0