(j3.2006) IEEE and the GPU world

[Van Snyder]

On Wed, 2010-08-18 at 18:06 -0700, Malcolm Cohen wrote:
> Van Snyder wrote:
> > "scoping unit" should be "scope" throughout Clause 14 since we don't want to 
> > require IEEE compliance within an entire scoping unit if there is a USE 
> > statement for an IEEE module within a BLOCK construct.
> 
> A BLOCK construct is a scoping unit, so that wouldn't do anything.

Malcolm is right.  I somehow managed to be looking at 09-007r3 when I
composed the message.

> > If we use "scope" throughout Clause 14, one could have a USE statement for an 
> > IEEE module in a scope, and then declare an entity of the same name within a 
> > BLOCK construct within that scope, thereby "turning off" IEEE features within 
> > that block -- where you might want to use a GPU to do some arithmetic.

This was clearly wrong.

> As I read John's suggested interpretation, both USE and HOST association "turn 
> off" IEEE compliance.
> 
> I really don't think this is acceptable.  (And doesn't make sense for 
> IEEE_FEATURES.)
> 
> Maybe I have just misunderstood it, but... that's what the words seem to say.
> 
> Cheers,