[Mono-bugs] [Bug 38126][Nor] New - MCS debugging information off-by-one error

bugzilla-daemon@rocky.ximian.com bugzilla-daemon@rocky.ximian.com
Fri, 14 Feb 2003 16:40:49 -0500 (EST)


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Changed by miguel@ximian.com.

http://bugzilla.ximian.com/show_bug.cgi?id=38126

--- shadow/38126	Fri Feb 14 16:40:49 2003
+++ shadow/38126.tmp.4612	Fri Feb 14 16:40:49 2003
@@ -0,0 +1,45 @@
+Bug#: 38126
+Product: Mono/MCS
+Version: unspecified
+OS: 
+OS Details: 
+Status: NEW   
+Resolution: 
+Severity: 
+Priority: Normal
+Component: Misc
+AssignedTo: martin@ximian.com                            
+ReportedBy: miguel@ximian.com               
+QAContact: mono-bugs@ximian.com
+TargetMilestone: ---
+URL: 
+Cc: 
+Summary: MCS debugging information off-by-one error
+
+When compiling the following program with mcs -g, and running it with mono
+--debug, the line reported for the NullReference exception is line 8, but
+line 8 contains a WriteLine.  The real line is Line 9.using System;
+class X {
+
+	static void Main ()
+	{
+		X x = null;
+
+		Console.WriteLine ("Line 8");
+		x.Op ();
+		Console.WriteLine ("Line 10");
+	}
+
+	void Op ()
+	{
+	}
+}
+
+mcs -g mb.cs
+mono --debug mb.ex
+Line 8
+
+Unhandled Exception: System.NullReferenceException: A null value was found
+where an object instance was required in [0x00002] (at
+/cvs/mcs/mcs/mb.cs:8) 00 .X:Main ()
+e