Re: [Oorexx-devel] Test suit on 64 bit and etc.,

[Rick M. <obj...@gm...>]

The value of 16 is the precision limit of doubles, not the Rexx
values.  I guess the validation should just cap the value used at 16
rather than make this an error now.

Rick

On Sat, Sep 6, 2008 at 1:43 PM, Mark Miesfeld <mie...@gm...> wrote:
> Mostly directed to Rick.
>
> I attached a new log to the tracker item in test cases that I opened.
> It is from Windows XP 64-bit instead of Vista.  There are some test
> cases failing that are the result of operating system changes between
> XP and Vista, not related to 64-bit.  I'll work on the Vista / XP
> ones.
>
> There are a large number of failures in the RxMath test group.  The
> initial cause comes from the ValidateXXX() functions.  We have:
>
>  *precision = RexxGetCurrentPrecision();
> ...
>  else if ( (*precision > MAX_PRECISION)  || (*precision < MIN_PRECISION) )
>  {
>    RxErrMsgSet1("The precision is not in the valid range (1-16)");
>    rc = INVALID_ROUTINE;
>  }
>
> and
>
> #define MAX_PRECISION     16           /* maximum available precision*/
>
> On 64-bit RexxGetCurrentPrecision() returns 18.
>
> I must confess that while I understand some of the principles involved
> in numeric computations, I am hazy on the details.  Is there any
> reason why the max precision can not be 18 on 64-bit systems?
>
> Anyhow, I was going to work on that test group late last night, and
> then decided it needs someone move confident on the details than I am.
>
> --
> Mark Miesfeld
>
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