[J3] Consideration of Paper 18-242 at Meeting 218 (Was: 18-242)
Bill Long
longb at cray.com
Tue Dec 4 16:18:38 EST 2018
> On Dec 4, 2018, at 11:15 AM, Damian Rouson via J3 <j3 at mailman.j3-fortran.org> wrote:
>
>
>
> On Tue, Dec 4, 2018 at 1:08 PM Van Snyder via J3 <j3 at mailman.j3-fortran.org> wrote:
>
> There was no rationale prepared for Fortran 95, but I remember e-mail
> discussion about the colon syntax in FORALL having been designed with
> the "no specified order" semantics in mind.
>
> That makes sense, given the use of the colon notation in array indices. To
> avoid confusion, it would be nice to stick with the commas. To address Bill's
> syntactical concern about commas, maybe a semicolon separator could be
> introduced as follows:
>
> DO (i=1,n; j=1,m)
Semicolon ends the statement. I don’t think we use | for anything yet. But I’m still convinced that the least change to achieve the goal is best - just reuse the DO CONCURRENT syntax.
Cheers,
Bill
>
> Damian
Bill Long longb at cray.com
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