Support for building with GHC-8.4 #38
Description
I'm getting:
-- While building custom Setup.hs for package packunused-0.1.2 using:
/home/cibuild/.stack/setup-exe-cache/x86_64-linux/Cabal-simple_mPHDZzAJ_2.2.0.1_ghc-8.4.2 --builddir=.stack-work/dist/x86_64-linux/Cabal-2.2.0.1 build --ghc-options " -ddump-hi -ddump-to-file -fdiagnostics-color=always"
Process exited with code: ExitFailure 1
Logs have been written to: /code/.stack-work/logs/packunused-0.1.2.log
Configuring packunused-0.1.2...
Preprocessing executable 'packunused' for packunused-0.1.2..
Building executable 'packunused' for packunused-0.1.2..
[1 of 2] Compiling Paths_packunused ( .stack-work/dist/x86_64-linux/Cabal-2.2.0.1/build/packunused/autogen/Paths_packunused.hs, .stack-work/dist/x86_64-linux/Cabal-2.2.0.1/build/packunused/packunused-tmp/Paths_packunused.o )
[2 of 2] Compiling Main ( packunused.hs, .stack-work/dist/x86_64-linux/Cabal-2.2.0.1/build/packunused/packunused-tmp/Main.o )
/tmp/stack14128/packunused-0.1.2/packunused.hs:100:23: error:
Not in scope: data constructor `SimpleUnitId'
|
100 | isInPlacePackage (SimpleUnitId (ComponentId comp)) =
| ^^^^^^^^^^^^
/tmp/stack14128/packunused-0.1.2/packunused.hs:100:37: error:
Not in scope: data constructor `ComponentId'
Perhaps you meant variable `MN.components' (imported from Distribution.ModuleName)
|
100 | isInPlacePackage (SimpleUnitId (ComponentId comp)) =
| ^^^^^^^^^^^
/tmp/stack14128/packunused-0.1.2/packunused.hs:121:31: error:
Ambiguous occurrence `helpHeader'
It could refer to either `Options.Applicative.helpHeader',
imported from `Options.Applicative' at packunused.hs:27:1-36
(and originally defined in `Options.Applicative.Help.Types')
or `Main.helpHeader', defined at packunused.hs:88:1
|
121 | (header helpHeader <>
| ^^^^^^^^^^
/tmp/stack14128/packunused-0.1.2/packunused.hs:123:40: error:
Ambiguous occurrence `helpFooter'
It could refer to either `Options.Applicative.helpFooter',
imported from `Options.Applicative' at packunused.hs:27:1-36
(and originally defined in `Options.Applicative.Help.Types')
or `Main.helpFooter', defined at packunused.hs:51:1
|
123 | footerDoc (Just helpFooter))
| ^^^^^^^^^^