(j3.2006) (SC22WG5.5425) WG5 straw ballot on N2040

[Bader, Reinhold]

Alternatively, one could consider making the notation analogous to the
TEAM_ID one, say

type(team_type) :: ancestor

a[i, TEAM=ancestor] = ...

Some characters more to type in, but also more consistent.

Cheers 
Reinhold


> -----Urspr?ngliche Nachricht-----
> Von: j3-bounces at mailman.j3-fortran.org [mailto:j3-bounces at mailman.j3-
> fortran.org] Im Auftrag von Bill Long
> Gesendet: Montag, 19. Januar 2015 15:02
> An: fortran standards email list for J3
> Betreff: Re: (j3.2006) (SC22WG5.5425) WG5 straw ballot on N2040
> 
> 
> On Jan 18, 2015, at 7:59 PM, Malcolm Cohen <malcolm at nag-j.co.jp> wrote:
> 
> >
> > (c) I do not agree with the syntax for specifying a team variable in
> > an image-selector, as we use double colons following type-specs and
> > other related attributes, which this is certainly not.  A single colon would be
> acceptable.
> 
> 
> We did consider both single and double colon notation.  The problem with the
> single colon notation is that it visually looks like the notation for an array
> section. While we currently don't allow co-sections, it is a fairly obvious
> extension in the future. Earlier coarray extensions had already allowed it.   Even
> though the compiler would have no problem figuring out the meaning in the
> single colon case , since the variable is a team variable, that is not obvious
> visually when reading the statement.   Arguably, someone could perversely
> name a team variable INTEGER and also produce an awkward looking
> designator with the double colon notation.  But that seemed the lesser of the
> two possible evils.
> 
> Cheers,
> Bill
> 
> 
> Bill Long                                                                       longb at cray.com
> Fortran Technical Suport  &                                  voice:  651-605-9024
> Bioinformatics Software Development                     fax:  651-605-9142
> Cray Inc./ Cray Plaza, Suite 210/ 380 Jackson St./ St. Paul, MN 55101
> 
> 
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