[sre] negative FieldBuilder.SetOffset should throw ArgumentException

diff --git a/mcs/class/corlib/System.Reflection.Emit/FieldBuilder.cs b/mcs/class/corlib/System.Reflection.Emit/FieldBuilder.cs
index 970e05ca4c5324fe5c3084319ca609f19b53e944..23f27ca17c2747c4306705adaa9fec54406872cd 100644 (file)
--- a/mcs/class/corlib/System.Reflection.Emit/FieldBuilder.cs
+++ b/mcs/class/corlib/System.Reflection.Emit/FieldBuilder.cs
@@ -205,6 +205,8 @@ namespace System.Reflection.Emit {
 
                public void SetOffset( int iOffset) {
                        RejectIfCreated ();
+                       if (iOffset < 0)
+                               throw new ArgumentException ("Negative field offset is not allowed");
                        offset = iOffset;
                }