Possible compile time regression in GHC 8

Ben Gamari ben at smart-cactus.org
Thu Apr 21 15:04:36 UTC 2016

Sreenidhi Nair <nair.sreenidhi at gmail.com> writes:

> Hello,
> While compiling the `record` package with ghc-8 rc3 with `stack build`, the
> memory usage went above 6gb and started trashing. But when `stack build
> --fast` (-O0) was being used the package compiled with maximum memory at
> 1.8gb.
Can you provide a reproduction case that does not rely on stack? As far
as I can tell record has not been updated for GHC 8 (or even since 2015


- Ben

[1] https://github.com/nikita-volkov/record
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