Implement Interval.WriteTo extension method on ILAst

ICSharpCode.Decompiler/IL/InstructionOutputExtensions.cs

@@ -18,6 +18,7 @@
 
 using ICSharpCode.Decompiler.Disassembler;
 using ICSharpCode.Decompiler.TypeSystem;
+using ICSharpCode.Decompiler.Util;
 
 namespace ICSharpCode.Decompiler.IL
 {
@@ -50,5 +51,15 @@ namespace ICSharpCode.Decompiler.IL
 			else
 				output.WriteReference(symbol.Name, symbol);
 		}
+
+		public static void WriteTo(this Interval interval, ITextOutput output, ILAstWritingOptions options)
+		{
+			if (!options.ShowILRanges)
+				return;
+			if (interval.IsEmpty)
+				output.Write("[empty] ");
+			else
+				output.Write($"[{interval.Start}..{interval.InclusiveEnd}] ");
+		}
 	}
 }

ICSharpCode.Decompiler/IL/Instructions.cs

@@ -297,6 +297,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write('(');
 			this.argument.WriteTo(output, options);
@@ -389,6 +390,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write('(');
 			this.left.WriteTo(output, options);
@@ -816,6 +818,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			variable.WriteTo(output);
@@ -2113,6 +2116,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			variable.WriteTo(output);
@@ -2187,6 +2191,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			variable.WriteTo(output);
@@ -2318,6 +2323,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			variable.WriteTo(output);
@@ -2412,6 +2418,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write('(');
 			this.value.WriteTo(output, options);
@@ -2505,6 +2512,7 @@ namespace ICSharpCode.Decompiler.IL
 		public override StackType ResultType { get { return StackType.O; } }
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			Disassembler.DisassemblerHelpers.WriteOperand(output, Value);
@@ -2541,6 +2549,7 @@ namespace ICSharpCode.Decompiler.IL
 		public override StackType ResultType { get { return StackType.I4; } }
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			Disassembler.DisassemblerHelpers.WriteOperand(output, Value);
@@ -2577,6 +2586,7 @@ namespace ICSharpCode.Decompiler.IL
 		public override StackType ResultType { get { return StackType.I8; } }
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			Disassembler.DisassemblerHelpers.WriteOperand(output, Value);
@@ -2613,6 +2623,7 @@ namespace ICSharpCode.Decompiler.IL
 		public override StackType ResultType { get { return StackType.F; } }
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			Disassembler.DisassemblerHelpers.WriteOperand(output, Value);
@@ -2649,6 +2660,7 @@ namespace ICSharpCode.Decompiler.IL
 		public override StackType ResultType { get { return StackType.O; } }
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			Disassembler.DisassemblerHelpers.WriteOperand(output, Value);
@@ -2715,6 +2727,7 @@ namespace ICSharpCode.Decompiler.IL
 		public override StackType ResultType { get { return StackType.I; } }
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			method.WriteTo(output);
@@ -2762,6 +2775,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			method.WriteTo(output);
@@ -2803,6 +2817,7 @@ namespace ICSharpCode.Decompiler.IL
 		public override StackType ResultType { get { return StackType.O; } }
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			type.WriteTo(output);
@@ -2841,6 +2856,7 @@ namespace ICSharpCode.Decompiler.IL
 		public override StackType ResultType { get { return StackType.O; } }
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			member.WriteTo(output);
@@ -3009,6 +3025,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			if (IsVolatile)
 				output.Write("volatile.");
 			if (UnalignedPrefix > 0)
@@ -3149,6 +3166,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			if (IsVolatile)
 				output.Write("volatile.");
 			if (UnalignedPrefix > 0)
@@ -3254,6 +3272,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			field.WriteTo(output);
@@ -3295,6 +3314,7 @@ namespace ICSharpCode.Decompiler.IL
 		public IField Field { get { return field; } }
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			field.WriteTo(output);
@@ -3342,6 +3362,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			type.WriteTo(output);
@@ -3383,6 +3404,7 @@ namespace ICSharpCode.Decompiler.IL
 		public override StackType ResultType { get { return StackType.O; } }
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			type.WriteTo(output);
@@ -3485,6 +3507,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		void OriginalWriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			if (IsVolatile)
 				output.Write("volatile.");
 			if (UnalignedPrefix > 0)
@@ -3609,6 +3632,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		void OriginalWriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			if (IsVolatile)
 				output.Write("volatile.");
 			if (UnalignedPrefix > 0)
@@ -3665,6 +3689,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			type.WriteTo(output);
@@ -3715,6 +3740,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			type.WriteTo(output);
@@ -3765,6 +3791,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			type.WriteTo(output);
@@ -3875,6 +3902,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			type.WriteTo(output);
@@ -3920,6 +3948,7 @@ namespace ICSharpCode.Decompiler.IL
 		public override StackType ResultType { get { return type.GetStackType(); } }
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			type.WriteTo(output);
@@ -4032,6 +4061,7 @@ namespace ICSharpCode.Decompiler.IL
 		public override StackType ResultType { get { return StackType.I4; } }
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			type.WriteTo(output);
@@ -4217,6 +4247,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			if (IsReadOnly)
 				output.Write("readonly.");
 			output.Write(OpCode);
@@ -4318,6 +4349,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write('(');
 			this.array.WriteTo(output, options);
@@ -4438,6 +4470,7 @@ namespace ICSharpCode.Decompiler.IL
 		public override StackType ResultType { get { return StackType.O; } }
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			type.WriteTo(output);
@@ -4516,6 +4549,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			type.WriteTo(output);
@@ -4610,6 +4644,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write('(');
 			this.value.WriteTo(output, options);
@@ -4702,6 +4737,7 @@ namespace ICSharpCode.Decompiler.IL
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write('(');
 			this.value.WriteTo(output, options);
@@ -4763,6 +4799,7 @@ namespace ICSharpCode.Decompiler.IL.Patterns
 		}
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write('(');
 			output.Write(')');

ICSharpCode.Decompiler/IL/Instructions.tt

@@ -499,6 +499,7 @@ namespace ICSharpCode.Decompiler.IL
 		
 		public IEnumerable<string> WriteToBody {
 			get {
+				yield return "ILRange.WriteTo(output, options);";
 				foreach (string line in WriteOpCodePrefix)
 					yield return line;
 				yield return "output.Write(OpCode);";

ICSharpCode.Decompiler/IL/Instructions/BinaryNumericInstruction.cs

@@ -178,6 +178,7 @@ namespace ICSharpCode.Decompiler.IL
 
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write("." + GetOperatorName(Operator));
 			if (CheckForOverflow) {

ICSharpCode.Decompiler/IL/Instructions/Branch.cs

@@ -113,6 +113,7 @@ namespace ICSharpCode.Decompiler.IL
 		
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write(' ');
 			output.WriteReference(TargetLabel, (object)targetBlock ?? TargetILOffset, isLocal: true);

ICSharpCode.Decompiler/IL/Instructions/CallIndirect.cs

@@ -91,6 +91,7 @@ namespace ICSharpCode.Decompiler.IL
 
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write("call.indirect ");
 			ReturnType.WriteTo(output);
 			output.Write('(');

ICSharpCode.Decompiler/IL/Instructions/CallInstruction.cs

@@ -76,6 +76,7 @@ namespace ICSharpCode.Decompiler.IL
 		
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			if (ConstrainedTo != null) {
 				output.Write("constrained[");
 				ConstrainedTo.WriteTo(output, ILNameSyntax.ShortTypeName);

ICSharpCode.Decompiler/IL/Instructions/Comp.cs

@@ -175,6 +175,7 @@ namespace ICSharpCode.Decompiler.IL
 
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			if (options.UseLogicOperationSugar && MatchLogicNot(out var arg)) {
 				output.Write("logic.not(");
 				arg.WriteTo(output, options);

ICSharpCode.Decompiler/IL/Instructions/CompoundAssignmentInstruction.cs

@@ -154,6 +154,7 @@ namespace ICSharpCode.Decompiler.IL
 
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write("." + GetOperatorName(Operator));
 			if (CompoundAssignmentType == CompoundAssignmentType.EvaluatesToNewValue)

ICSharpCode.Decompiler/IL/Instructions/Conv.cs

@@ -260,6 +260,7 @@ namespace ICSharpCode.Decompiler.IL
 
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			if (CheckForOverflow) {
 				output.Write(".ovf");

ICSharpCode.Decompiler/IL/Instructions/IfInstruction.cs

@@ -78,6 +78,7 @@ namespace ICSharpCode.Decompiler.IL
 		
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			if (options.UseLogicOperationSugar) {
 				if (MatchLogicAnd(out var lhs, out var rhs)) {
 					output.Write("logic.and(");

ICSharpCode.Decompiler/IL/Instructions/LdLen.cs

@@ -40,6 +40,7 @@ namespace ICSharpCode.Decompiler.IL
 		
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write('.');
 			output.Write(resultType);

ICSharpCode.Decompiler/IL/Instructions/Leave.cs

@@ -111,6 +111,7 @@ namespace ICSharpCode.Decompiler.IL
 		
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			if (targetContainer != null) {
 				output.Write(' ');

ICSharpCode.Decompiler/IL/Instructions/LockInstruction.cs

@@ -28,6 +28,7 @@ namespace ICSharpCode.Decompiler.IL
 	{
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write("lock (");
 			OnExpression.WriteTo(output, options);
 			output.WriteLine(") {");

ICSharpCode.Decompiler/IL/Instructions/MemoryInstructions.cs

@@ -41,6 +41,7 @@ namespace ICSharpCode.Decompiler.IL
 		{
 			if (options.UseFieldSugar) {
 				if (this.MatchLdFld(out var target, out var field)) {
+					ILRange.WriteTo(output, options);
 					output.Write("ldfld ");
 					Disassembler.DisassemblerHelpers.WriteOperand(output, field);
 					output.Write('(');
@@ -48,6 +49,7 @@ namespace ICSharpCode.Decompiler.IL
 					output.Write(')');
 					return;
 				} else if (this.MatchLdsFld(out field)) {
+					ILRange.WriteTo(output, options);
 					output.Write("ldsfld ");
 					Disassembler.DisassemblerHelpers.WriteOperand(output, field);
 					return;
@@ -63,6 +65,7 @@ namespace ICSharpCode.Decompiler.IL
 		{
 			if (options.UseFieldSugar) {
 				if (this.MatchStFld(out var target, out var field, out var value)) {
+					ILRange.WriteTo(output, options);
 					output.Write("stfld ");
 					Disassembler.DisassemblerHelpers.WriteOperand(output, field);
 					output.Write('(');
@@ -72,6 +75,7 @@ namespace ICSharpCode.Decompiler.IL
 					output.Write(')');
 					return;
 				} else if (this.MatchStsFld(out field, out value)) {
+					ILRange.WriteTo(output, options);
 					output.Write("stsfld ");
 					Disassembler.DisassemblerHelpers.WriteOperand(output, field);
 					output.Write('(');

ICSharpCode.Decompiler/IL/Instructions/NullCoalescingInstruction.cs

@@ -91,6 +91,7 @@ namespace ICSharpCode.Decompiler.IL
 
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			output.Write("(");
 			valueInst.WriteTo(output, options);

ICSharpCode.Decompiler/IL/Instructions/SimpleInstruction.cs

@@ -26,6 +26,7 @@ namespace ICSharpCode.Decompiler.IL
 	{
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			// the non-custom WriteTo would add useless parentheses
 		}
@@ -37,6 +38,7 @@ namespace ICSharpCode.Decompiler.IL
 
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			if (!string.IsNullOrEmpty(Comment)) {
 				output.Write(" // " + Comment);
@@ -60,6 +62,7 @@ namespace ICSharpCode.Decompiler.IL
 		
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			if (!string.IsNullOrEmpty(Message)) {
 				output.Write("(\"");
@@ -86,6 +89,7 @@ namespace ICSharpCode.Decompiler.IL
 
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			if (!string.IsNullOrEmpty(Message)) {
 				output.Write("(\"");

ICSharpCode.Decompiler/IL/Instructions/StringToInt.cs

@@ -32,6 +32,7 @@ namespace ICSharpCode.Decompiler.IL
 
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write("string.to.int (");
 			Argument.WriteTo(output, options);
 			output.Write(", { ");

ICSharpCode.Decompiler/IL/Instructions/SwitchInstruction.cs

@@ -76,6 +76,7 @@ namespace ICSharpCode.Decompiler.IL
 		
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write("switch");
 			if (IsLifted)
 				output.Write(".lifted");
@@ -180,6 +181,7 @@ namespace ICSharpCode.Decompiler.IL
 		
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.WriteDefinition("case", this, isLocal: true);
 			output.Write(' ');
 			if (HasNullLabel) {

ICSharpCode.Decompiler/IL/Instructions/TryInstruction.cs

@@ -67,6 +67,7 @@ namespace ICSharpCode.Decompiler.IL
 		
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(".try ");
 			TryBlock.WriteTo(output, options);
 			foreach (var handler in Handlers) {
@@ -161,6 +162,7 @@ namespace ICSharpCode.Decompiler.IL
 
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write("catch ");
 			if (variable != null) {
 				output.WriteDefinition(variable.Name, variable);
@@ -202,6 +204,7 @@ namespace ICSharpCode.Decompiler.IL
 
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(".try ");
 			TryBlock.WriteTo(output, options);
 			output.Write(" finally ");
@@ -297,6 +300,7 @@ namespace ICSharpCode.Decompiler.IL
 		
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(".try ");
 			TryBlock.WriteTo(output, options);
 			output.Write(" fault ");

ICSharpCode.Decompiler/IL/Instructions/UnaryInstruction.cs

@@ -51,6 +51,7 @@ namespace ICSharpCode.Decompiler.IL
 
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write(OpCode);
 			if (IsLifted) {
 				output.Write(".lifted");

ICSharpCode.Decompiler/IL/Instructions/UsingInstruction.cs

@@ -38,6 +38,7 @@ namespace ICSharpCode.Decompiler.IL
 	{
 		public override void WriteTo(ITextOutput output, ILAstWritingOptions options)
 		{
+			ILRange.WriteTo(output, options);
 			output.Write("using (");
 			Variable.WriteTo(output);
 			output.Write(" = ");