[Mono-bugs] [Bug 78586][Wis] New - Wrong line numbers in stack traces

[bugzilla-daemon at bugzilla.ximian.com]

Please do not reply to this email- if you want to comment on the bug, go to the
URL shown below and enter your comments there.

Changed by rodrigobamboo at gmail.com.

http://bugzilla.ximian.com/show_bug.cgi?id=78586

--- shadow/78586	2006-06-05 16:06:59.000000000 -0400
+++ shadow/78586.tmp.14770	2006-06-05 16:06:59.000000000 -0400
@@ -0,0 +1,94 @@
+Bug#: 78586
+Product: Mono: Runtime
+Version: 1.1
+OS: 
+OS Details: Windows XP
+Status: NEW   
+Resolution: 
+Severity: 
+Priority: Wishlist
+Component: debug
+AssignedTo: martin at ximian.com                            
+ReportedBy: rodrigobamboo at gmail.com               
+QAContact: mono-bugs at ximian.com
+TargetMilestone: ---
+URL: 
+Cc: 
+Summary: Wrong line numbers in stack traces
+
+using System;
+using System.IO;
+using System.Reflection.Emit;
+using System.Reflection;
+using System.Diagnostics.SymbolStore;
+
+namespace BugReport
+{
+    public interface IFoo
+    {
+        void Bar();
+    }
+
+    class Program
+    {
+        const string DocumentPath = "/temp/test.cs";
+
+        static void Main(string[] args)
+        {
+            IFoo foo = EmitFoo();
+            try
+            {
+                foo.Bar();
+            }
+            catch (Exception x)
+            {
+                //Console.WriteLine(x);
+                Assert(x.StackTrace.IndexOf(DocumentPath + ":10") != -1);
+            }
+        }
+        
+        static void Assert(bool condition)
+        {
+            if (!condition) throw new ApplicationException();
+        }
+
+        static IFoo EmitFoo()
+        {
+            AppDomain currentDomain = AppDomain.CurrentDomain;
+            string fname = Path.Combine(currentDomain.BaseDirectory,
+"bugged.dll");
+
+            AssemblyName name = new AssemblyName();
+            name.Name = Path.GetFileNameWithoutExtension(fname);
+
+            AssemblyBuilder builder =
+currentDomain.DefineDynamicAssembly(name, AssemblyBuilderAccess.Save,
+Path.GetDirectoryName(fname), null);
+            ModuleBuilder module =
+builder.DefineDynamicModule(Path.GetFileName(fname), true);
+            ISymbolDocumentWriter document =
+module.DefineDocument(DocumentPath, SymDocumentType.Text,
+SymLanguageType.CSharp, Guid.Empty);
+
+            TypeBuilder foo = module.DefineType("Foo",
+TypeAttributes.Public | TypeAttributes.Class, typeof(object));
+            foo.AddInterfaceImplementation(typeof(IFoo));
+
+            MethodBuilder bar = foo.DefineMethod("Bar",
+MethodAttributes.Public | MethodAttributes.Virtual, typeof(void), new Type[0]);
+            ILGenerator il = bar.GetILGenerator();
+            il.MarkSequencePoint(document, 10, 0, 11, 0);
+            il.ThrowException(typeof(ApplicationException));
+            // MONO uses the next sequence point as the line number for the
+            // exception above, it should use the previous one
+            il.MarkSequencePoint(document, 11, 0, 12, 0);
+            il.Emit(OpCodes.Ret);
+
+            foo.CreateType();
+
+            builder.Save(Path.GetFileName(fname));
+            return
+(IFoo)Activator.CreateInstance(Assembly.LoadFrom(fname).GetType("Foo"));
+        }
+    }
+}