Re: Atomics hardware support table & supported architectures

On 2014-06-24 10:22:08 -0700, Tom Lane wrote:
> Andres Freund <andres@2ndquadrant.com> writes:
> > On 2014-06-24 13:03:37 -0400, Noah Misch wrote:
> >> If a change has the potential to make some architectures give wrong
> >> answers only at odd times, that's a different kind of problem.  For
> >> that reason, actively breaking Alpha is a good thing.
> 
> > Not sure what you mean with the 'actively breaking Alpha' statement?
> > That we should drop Alpha?
> 
> +1.  Especially with no buildfarm critter.  Would anyone here care
> to bet even the price of a burger that Alpha isn't broken already?

I'd actually be willing to bet a fair amount of money that it already is
broken. Especially in combination with an aggressively optimizing
compiler.

Then let's do that.

> Even if we *had* an Alpha in the buildfarm, I'd have pretty small
> confidence in whether our code really worked on it.  The buildfarm
> tests just don't stress heavily-concurrent behavior enough.

Yea.

Greetings,

Andres Freund

-- Andres Freund                       http://www.2ndQuadrant.com/PostgreSQL Development, 24x7 Support, Training &
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