[Haskell-cafe] GHC 8.2.2 for WSL Ubuntu 16.04

Yitzchak Gale gale at sefer.org
Tue Feb 13 10:49:35 UTC 2018


I have made available a build of GHC 8.2.2 with the config option:
--disable-large-address-space

You may find this useful if you are using Ubuntu 16.04 on Windows
Subsystem for Linux.

https://github.com/zoominsoftware/ghc-8.2.2-wsl

Although Microsoft has been making gradual progress on the large
address mapping issue[1][2], and the situation is much improved, there
is still an extra startup latency of about 13 secs. for applications
that pre-map a large address space as GHC does by default. This makes
the standard GHC 8.2.2 binary unusable for compiling projects of any
non-trivial size on WSL. You may find this GHC 8.2.2 binary more usable.

Regards,
Yitz

[1] https://ghc.haskell.org/trac/ghc/ticket/13304
[2] https://github.com/Microsoft/WSL/issues/1671


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