Bug#869619: mighttpd2 FTBFS: Variable not in scope: fromByteString :: ByteString -> Path

[Adrian Bunk]

Source: mighttpd2
Version: 3.3.0-3
Severity: serious
Tags: buster sid

https://tests.reproducible-builds.org/debian/rb-pkg/unstable/amd64/mighttpd2.html

...
[ 5 of 10] Compiling Program.Mighty.Route ( Program/Mighty/Route.hs, dist-ghc/build/Program/Mighty/Route.o )

Program/Mighty/Route.hs:104:5: error:
    * Variable not in scope: fromByteString :: ByteString -> Path
    * Perhaps you meant `fromString' (imported from Network.Wai.Application.Classic)

Program/Mighty/Route.hs:107:9: error:
    * Variable not in scope: fromByteString :: ByteString -> Path
    * Perhaps you meant `fromString' (imported from Network.Wai.Application.Classic)
/usr/share/cdbs/1/class/hlibrary.mk:147: recipe for target 'build-ghc-stamp' failed
make: *** [build-ghc-stamp] Error 1