Containers INLINE issue continues

Ian Lynagh igloo at earth.li
Sun Sep 26 09:40:30 EDT 2010


On Sun, Sep 26, 2010 at 09:16:12AM -0400, Simon Marlow wrote:
>
> There's something else we need to resolve.  Earlier I reported that GHC  
> itself allocates more with the dons/tibbe containers patches - the issue  
> seems to be worse with the current patches, to the extent that two of  
> the GHC performance regression tests fail (T1969 and T3294).
>
> in T1969:
>   containers-0.3,                allocations: 246,402,492
>   containers + dons/tibbe/milan, allocations: 283,370,180 (+15%)
>
> in T3294:
>   containers-0.3,                allocations: 832,307,880
>   containers + dons/tibbe/milan, allocations: 950,107,000 (+14%)
>
> We'll need to isolate exactly which change(s) causes the problem and  
> track down the cause.

I've filed http://hackage.haskell.org/trac/ghc/ticket/4342


Thanks
Ian



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