Currently base-4.7 isn't supported as the compile failure below shows:
Configuring component lib from rawfilepath-0.1.1...
Preprocessing library rawfilepath-0.1.1...
[1 of 7] Compiling RawFilePath.Import ( src/RawFilePath/Import.hs, /tmp/matrix-worker/1490092107/dist-newstyle/build/x86_64-linux/ghc-7.8.4/rawfilepath-0.1.1/build/RawFilePath/Import.o )
[2 of 7] Compiling System.Process.RawFilePath.Common ( src/System/Process/RawFilePath/Common.hs, /tmp/matrix-worker/1490092107/dist-newstyle/build/x86_64-linux/ghc-7.8.4/rawfilepath-0.1.1/build/System/Process/RawFilePath/Common.o )
[3 of 7] Compiling System.Process.RawFilePath.Internal ( src/System/Process/RawFilePath/Internal.hs, /tmp/matrix-worker/1490092107/dist-newstyle/build/x86_64-linux/ghc-7.8.4/rawfilepath-0.1.1/build/System/Process/RawFilePath/Internal.o )
[4 of 7] Compiling System.Process.RawFilePath.Posix ( src/System/Process/RawFilePath/Posix.hs, /tmp/matrix-worker/1490092107/dist-newstyle/build/x86_64-linux/ghc-7.8.4/rawfilepath-0.1.1/build/System/Process/RawFilePath/Posix.o )
[5 of 7] Compiling System.Process.RawFilePath ( src/System/Process/RawFilePath.hs, /tmp/matrix-worker/1490092107/dist-newstyle/build/x86_64-linux/ghc-7.8.4/rawfilepath-0.1.1/build/System/Process/RawFilePath.o )
[6 of 7] Compiling System.RawFilePath ( src/System/RawFilePath.hs, /tmp/matrix-worker/1490092107/dist-newstyle/build/x86_64-linux/ghc-7.8.4/rawfilepath-0.1.1/build/System/RawFilePath.o )
src/System/RawFilePath.hs:94:42:
Not in scope: ‘<*’
Perhaps you meant one of these:
‘*’ (imported from Prelude), ‘**’ (imported from Prelude),
‘<’ (imported from Prelude)
src/System/RawFilePath.hs:113:46:
Not in scope: ‘<*’
Perhaps you meant one of these:
‘*’ (imported from Prelude), ‘**’ (imported from Prelude),
‘<’ (imported from Prelude)
src/System/RawFilePath.hs:159:34:
Not in scope: ‘<$>’
Perhaps you meant one of these:
‘<>’ (imported from Data.Monoid), ‘</>’ (line 263)
src/System/RawFilePath.hs:189:68:
Not in scope: ‘<$>’
Perhaps you meant one of these:
‘<>’ (imported from Data.Monoid), ‘</>’ (line 263)
src/System/RawFilePath.hs:247:28:
Not in scope: ‘<$>’
Perhaps you meant one of these:
‘<>’ (imported from Data.Monoid), ‘</>’ (line 263)
src/System/RawFilePath.hs:253:22:
Not in scope: ‘<$>’
Perhaps you meant one of these:
‘<>’ (imported from Data.Monoid), ‘</>’ (line 263)
Currently base-4.7 isn't supported as the compile failure below shows: