Imported Upstream version 5.10.0.47

Former-commit-id: d0813289fa2d35e1f8ed77530acb4fb1df441bc0

mcs/errors/Makefile

@@ -69,7 +69,7 @@ TEST_PATTERN = 'v4'
 TESTER_OPTIONS = -compiler-options:"-v --break-on-ice -d:NET_4_0;NET_4_5"
 
 COMPILER = $(topdir)/class/lib/$(PROFILE)/mcs.exe
-TESTER = MONO_RUNTIME='$(RUNTIME)' $(TEST_RUNTIME) $(RUNTIME_FLAGS) $(LOCAL_RUNTIME_FLAGS) $(topdir)/class/lib/$(PROFILE)/compiler-tester.exe
+TESTER = MONO_RUNTIME='$(RUNTIME)' $(TEST_RUNTIME) $(TEST_RUNTIME_FLAGS) $(LOCAL_RUNTIME_FLAGS) $(topdir)/class/lib/$(PROFILE)/compiler-tester.exe
 
 run-mcs-tests: $(TEST_SUPPORT_FILES)
 	$(TESTER) -mode:neg -files:$(TEST_PATTERN) -compiler:$(COMPILER) -issues:known-issues-$(PROFILE) -log:$(PROFILE).log $(TESTER_OPTIONS) $(TOPTIONS)

mcs/errors/cs0023-30.cs

@@ -0,0 +1,11 @@
+// CS0023: The `is' operator cannot be applied to operand of type `default'
+// Line: 9
+// Compiler options: -langversion:latest
+
+class C
+{
+	static void Main ()
+	{
+		bool d = default is C;
+	}
+}

mcs/errors/cs0029-39.cs

@@ -0,0 +1,15 @@
+// CS0029: Cannot implicitly convert type `S' to `object'
+// Line: 13
+// Compiler options: -langversion:latest
+
+public ref struct S
+{
+}
+
+class Test
+{
+	public static void Main ()
+	{
+		object o = new S ();
+	}
+}

mcs/errors/cs0029-40.cs

@@ -0,0 +1,19 @@
+// CS0029: Cannot implicitly convert type `S' to `System.ValueType'
+// Line: 16
+// Compiler options: -langversion:latest
+
+using System;
+
+public ref struct S
+{
+}
+
+class Test
+{
+	public static void Main ()
+	{
+		var s = default (S);
+		ValueType s2 = s;
+		var res = default (S).ToString ();
+	}
+}

mcs/errors/cs0029-41.cs

@@ -0,0 +1,12 @@
+// CS0029: Cannot implicitly convert type `System.TypedReference' to `object'
+// Line: 10
+
+using System;
+
+class Test
+{
+	public static void Main ()
+	{
+		var res = default (TypedReference).ToString ();
+	}
+}

mcs/errors/cs0030-17.cs

@@ -0,0 +1,15 @@
+// CS0030: Cannot convert type `object' to `S'
+// Line: 13
+// Compiler options: -langversion:latest
+
+ref struct S
+{
+}
+
+class X
+{
+	public static void Foo (object o)
+	{
+		var res = (S) o;
+	}
+}

mcs/errors/cs0106-11.cs

@@ -0,0 +1,7 @@
+// CS0106: The modifier `readonly' is not valid for this item
+// Line: 6
+// Compiler option: -langversion:latest
+
+readonly interface I
+{
+}

mcs/errors/cs0123-10.cs

@@ -0,0 +1,18 @@
+// CS0123: A method or delegate `object.ToString()' parameters do not match delegate `System.Func<string>()' parameters
+// Line: 16
+// Compiler options: -langversion:latest
+
+using System;
+
+public ref struct S
+{
+}
+
+class Test
+{
+	public static void Main ()
+	{
+		var s = new S ();
+		Func<string> f = s.ToString;
+	}
+}

mcs/errors/cs0123-11.cs

@@ -0,0 +1,12 @@
+// CS0123: A method or delegate `object.ToString()' parameters do not match delegate `System.Func<string>()' parameters
+// Line: 16
+
+using System;
+
+class Test
+{
+	public static void Main ()
+	{
+		Func<string> f = default (TypedReference).ToString;
+	}
+}

mcs/errors/cs0131-6.cs

@@ -0,0 +1,15 @@
+// CS0131: The left-hand side of an assignment must be a variable, a property or an indexer
+// Line: 8
+
+class X
+{
+	void Test ()
+	{
+		Foo () = 1;
+	}
+
+	static int Foo ()
+	{
+		return 1;
+	}
+}

mcs/errors/cs0133-2.cs

@@ -1,4 +1,4 @@
-// CS0133: The expression being assigned to `c' must be constant
+// CS0133: The expression being assigned to `c' must be a constant or default value
 // Line: 10
 
 class C

mcs/errors/cs0133-3.cs

@@ -1,5 +1,5 @@
-// CS0133: The expression being assigned to `Foo' must be constant
-// Line: 12
+// CS0133: The expression being assigned to `Foo' must be a constant or default value
+// Line: 8
 
 class T
 {

mcs/errors/cs0133-4.cs

@@ -1,4 +1,4 @@
-// CS0133: The expression being assigned to `S.pathName' must be constant
+// CS0133: The expression being assigned to `S.pathName' must be a constant or default value
 // Line: 12
 // Compiler options: -unsafe
 

mcs/errors/cs0133-5.cs

@@ -1,4 +1,4 @@
-// CS0133: The expression being assigned to `b' must be constant
+// CS0133: The expression being assigned to `b' must be a constant or default value
 // Line: 8
 
 class X

mcs/errors/cs0133-6.cs

@@ -1,4 +1,4 @@
-// CS0133: The expression being assigned to `o' must be constant
+// CS0133: The expression being assigned to `o' must be a constant or default value
 // Line: 8
 
 class X

mcs/errors/cs0133-7.cs

@@ -1,4 +1,4 @@
-// CS0133: The expression being assigned to `o' must be constant
+// CS0133: The expression being assigned to `o' must be a constant or default value
 // Line: 8
 
 class X

mcs/errors/cs0133.cs

@@ -1,5 +1,6 @@
-// CS0133: The expression being assigned to `x' must be constant
-// Line: 6
+// CS0133: The expression being assigned to `x' must be a constant or default value
+// Line: 7
+
 class X {
 	X (int arg)
 	{

mcs/errors/cs0136-6.cs

@@ -0,0 +1,16 @@
+// CS0136: A local variable named `s' cannot be declared in this scope because it would give a different meaning to `s', which is already used in a `parent or current' scope to denote something else
+// Line: 11
+
+using System;
+
+class X
+{
+	void Test2 (object o)
+	{
+		if (o is ValueType s) {
+			if (o is long s) {
+				Console.WriteLine (s);
+			}
+		}
+	}
+}

mcs/errors/cs0199-2.cs

@@ -0,0 +1,12 @@
+// CS0199: A static readonly field `X.f' cannot be passed ref or out (except in a static constructor)
+// Line: 10
+
+class X
+{
+	static readonly int f = 0;
+
+	public static void Main ()
+	{
+		ref int j = ref f;
+	}
+}

mcs/errors/cs0206-5.cs

@@ -0,0 +1,12 @@
+// CS0206: A property, indexer or dynamic member access may not be passed as `ref' or `out' parameter
+// Line: 10
+
+class X
+{
+	static int P { get; set; }
+
+	static void Main ()
+	{
+		ref int rl = ref P;
+	}
+}