[Pkg-haskell-maintainers] Bug#639039: does not build with alex 3

[Clint Adams]

Package: src:haskell-language-c
Version: 0.3.2.1-1

I need alex 3.0.1, but haskell-language-c does not build with it:

[15 of 32] Compiling Language.C.Parser.Lexer ( dist-ghc/build/Language/C/Parser/Lexe
r.hs, dist-ghc/build/Language/C/Parser/Lexer.o )

dist-ghc/build/Language/C/Parser/Lexer.hs:418:22:
    Not in scope: `alexGetByte'

dist-ghc/build/Language/C/Parser/Lexer.hs:452:8:
    Not in scope: `alexGetByte'
make: *** [build-ghc-stamp] Error 1