[Haskell-cafe] Compilation of large data

[Sylvain Henry]

Hi Dušan,

Could you open a GHC ticket with a reproducing example?

It looks similar to https://gitlab.haskell.org/ghc/ghc/-/issues/16577 so 
you may have more chance with `-O0`.

Thanks,
Sylvain


On 29/01/2021 10:57, Dušan Kolář wrote:
>
> Dear Café,
>
>
> How can I compile large data in the source code? The data structure 
> contains a few numerical and String constants and a long list of 
> structures (containing two short lists of Strings).
>
>
> If I use ghci, it's fine, no problem (until some size). When I want to 
> compile then I run out of memory (32GB, plus 32GB swap) on arch linux. 
> Yes, machine with 256GB solved temporarily the problem, but only 
> temporarily.
>
>
> The data is generated (about 10.000 elements for the list and more). 
> Should it be read from the file during the runtime? Should the 
> structure be somehow decoupled (to small lists, each of them in a 
> separate file)? Or there is no way, how to make it work... :-(
>
>
> If I use different input, a bit smaller, which I can compile, the 
> resulting binary is rather small, less than 7MB.
>
>
> Regards
>
>
> Dušan
>
>
>
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