On 2011-01-06 at 16:59:35 [+0100], Philippe Houdoin <philippe.houdoin@xxxxxxxxx> wrote: > > .SetRowWeight(rowNumber, 1) would also need a "+ 1" if I understand > > correctly. > > Hard to say, as the issue under gcc4 was: > > operation on 'rowNumber' may be undefined Sounds like the undefinedness of the evaluation order of parameters also includes the "this" argument. That's a bit unfortunate. Hopefully gcc 4 issues warnings in all possible instances. CU, Ingo