I'm going to edit the affected releases on Hackage
[11 of 28] Compiling Foreign.JavaScript.Server ( src/Foreign/JavaScript/Server.hs, dist/dist-sandbox-a93ac81e/build/Foreign/JavaScript/Server.o )
src/Foreign/JavaScript/Server.hs:93:15: Not in scope: `forkFinally'
xcabal: Error: some packages failed to install:
threepenny-gui-0.6.0.3 failed during the building phase. The exception was:
ExitFailure 1
As you can see from https://hackage.haskell.org/package/base-4.8.1.0/docs/Control-Concurrent.html#v:forkFinally
forkFinally
requiresbase>=4.6
, please update your.cabal
file for future releases (assuming you don't want to restore support for GHC 7.4)I'm going to edit the affected releases on Hackage