disable haddock due to internal library

ghc-haddock-library.spec

@@ -6,6 +6,9 @@
 
 %bcond_with tests
 
+# haddock breaks with internal libraries
+%global without_haddock 1
+
 Name:           ghc-%{pkg_name}
 Version:        1.4.5
 Release:        1%{?dist}
@@ -88,6 +91,7 @@ files.
 %changelog
 * Sun Jul 22 2018 Jens Petersen <petersen@redhat.com> - 1.4.5-1
 - update to 1.4.5
+- disable haddock generation due to internal library
 
 * Fri Jul 13 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.4.3-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild