Floating Point + Threads?

Iain Buclaw ibuclaw at ubuntu.com
Sat Apr 16 06:46:39 PDT 2011


== Quote from Walter Bright (newshound2 at digitalmars.com)'s article
> On 4/15/2011 8:40 PM, Andrei Alexandrescu wrote:
> > On 4/15/11 10:22 PM, dsimcha wrote:
> >> I'm trying to debug an extremely strange bug whose symptoms appear in a
> >> std.parallelism example, though I'm not at all sure the root cause is in
> >> std.parallelism. The bug report is at
> >> https://github.com/dsimcha/std.parallelism/issues/1#issuecomment-1011717 .
> >
> > Does the scheduling affect the summation order?
> That's a good thought. FP addition results can differ dramatically depending on
> associativity.

And not to forget optimisations too. ;)


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