configure: WARNING: unrecognized options: --with-ld
checking for gfind... no
checking for find... /usr/bin/find
checking for sort... /usr/bin/sort
checking for GHC version date... given 8.3.20170820
checking for GHC Git commit id... inferred 1cdceb9fa3bc3ad01b2d840caad8e735513e14ed
checking for ghc... /usr/local/bin/ghc
checking version of ghc... 7.10.2
configure: error: GHC version 8.0 or later is required to compile GHC.