Why does the RTS run GC right before shutting down?

Edward Z. Yang ezyang at mit.edu
Fri Apr 6 14:06:55 UTC 2018

I believe it's so that we can run finalizers before shutdown.

Excerpts from Ömer Sinan Ağacan's message of 2018-04-06 16:49:41 +0300:
> Hi,
> I'm wondering why we run GC in this line:
> https://github.com/ghc/ghc/blob/master/rts/Schedule.c#L2670
> I went back in commit history using git blame and found the commit that
> introduced that line (5638488ba28), but it didn't help. Does anyone know why we
> need that line?
> Thanks,
> Ömer

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