On Fri, Apr 23, 2010 at 07:53:24PM +0100, C H Forsyth wrote:
>
> on 19 April, I wrote:
> >notably the compiler doesn't implement the value-preserving rules for
> >comparisons. ...
> >instead the compiler implements the older unsigned-preserving rule
It's a chance I was working with a software as described and as
explained as D.E. Knuth's METAFONT, with test suite.
Because without that, and with "erratic" results, I would probably
have dropped the ball...
Hopefully now, everybody knows that this is not only a "theorical"
divergence, but might have rather actual surprising results!
--
Thierry Laronde <tlaronde +AT+ polynum +dot+ com>
http://www.kergis.com/
Key fingerprint = 0FF7 E906 FBAF FE95 FD89 250D 52B1 AE95 6006 F40C
