Re: Help us migrate to ILE RPG

Serge wrote:
>We currently used IBM built-in utility to convert from RPG/400 to RPG4.
The
>other tools are very nice but can create runtime errors.
>
>For example,  if you ADD 1  to a 3,0 field with a value of 999, no error
is
>produced and the field will roll over to 000.  If you change the same
logic
>with a purchased tool the code will convert to
>Eval field = field + 1 since field = 999 before this will produce a
runtime
>error.  IT WILL NOT ROLL OVER!!!!
>
>Also checked with the various vendors and they are aware of the problem
but
>do not have a fix or at least tell you that there maybe a problem.

This is such a common question, that there really should be an
ILE RPG FAQ.  If you searched the RPG400-L archives, you'd find
the following explanations:

<http://archive.midrange.com/rpg400-l/200006/msg00519.html>
<http://archive.midrange.com/rpg400-l/199909/msg00685.html>

Cheers!  Hans

Hans Boldt, ILE RPG Development, IBM Toronto Lab, boldt@ca.ibm.com

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