Bug#963678: hedgewars: FTBFS with ghc 8.8

[Shengjing Zhu]

On Thu, 25 Jun 2020 09:36:25 +0200 Sebastian Ramacher
<sramacher at debian.org> wrote:
> Source: hedgewars
> Version: 1.0.0-5
> Severity: serious
> Tags: ftbfs sid bullseye
> Justification: fails to build from source (but built successfully in the past)
>
> hedgewars fails to build with ghc 8.8:
> | [ 6 of 26] Compiling CoreTypes        ( /<<PKGBUILDDIR>>/gameServer/CoreTypes.hs, /<<PKGBUILDDIR>>/obj-x86_64-linux-gnu/gameServer/CoreTypes.o )
> | make[3]: Leaving directory '/<<PKGBUILDDIR>>/obj-x86_64-linux-gnu'
> | make -f QTfrontend/CMakeFiles/hedgewars.dir/build.make QTfrontend/CMakeFiles/hedgewars.dir/build
>
> | /<<PKGBUILDDIR>>/gameServer/CoreTypes.hs:26:1: error:
> |     Could not find module ‘Network’
> |     Use -v (or `:set -v` in ghci) to see a list of the files searched for.
> |    |
> | 26 | import Network
> |    | ^^^^^^^^^^^^^^
> | make[3]: *** [gameServer/CMakeFiles/hedgewars-server.dir/build.make:87: bin/hedgewars-server] Error 1
>

Maybe try the patch from archlinux?
https://git.archlinux.org/svntogit/community.git/tree/trunk/PKGBUILD?h=packages/hedgewars#n22