[PATCH] Postinstall script ordering in setup - take 3
Robert Collins
rbcollins@cygwin.com
Sat Mar 15 21:57:00 GMT 2003
On Sun, 2003-03-16 at 08:48, Robert Collins wrote:
> On Sat, 2003-03-15 at 09:33, Igor Pechtchanski wrote:
> > Rob,
> > > Your operator > and < appear to have a problem.
> > >
> > > foo: bar
> > > gam: bar
> > >
> > > foo > gam = false
> > > gam < foo = false
> > > gam == foo = false.
> > >
> > > I'd expect stl associative containers to choke on that.
>
> > Not really. I read up on that specifically. stl containers only need a
> > *partial* order. What you're suggesting will create a total order. Not
> > an error, but overkill. The sort function is supposed to be stable and
> > keep the original order if the lessThan relation is undefined. See
> > <http://www.sgi.com/tech/stl/LessThanComparable.html>
And for clarity: my suggested tweak is also not sufficient to provide a
weak ordering.
Rob
--
Robert Collins <rbcollins@cygwin.com>
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