stack: requires gcc & gmp-devel, and now recommends zlib-devel

https://github.com/commercialhaskell/stack/issues/5388

haskell-platform.spec

@@ -24,7 +24,7 @@
 
 Name:           haskell-platform
 Version:        2020.1
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        Standard Haskell distribution
 
 License:        BSD
@@ -202,7 +202,9 @@ Version:        %{stack_ver}
 Summary:        Haskell package tool
 License:        BSD
 Url:            http://haskellstack.org
-Requires:       zlib-devel
+Requires:       gcc
+Requires:       gmp-devel
+Recommends:     zlib-devel
 
 %description -n stack
 Stack is a cross-platform program for developing Haskell projects.
@@ -277,6 +279,10 @@ mkdir -p %{buildroot}%{_datadir}/bash-completion/completions/
 
 
 %changelog
+* Wed Sep 16 2020 Jens Petersen <petersen@redhat.com> - 2020.1-3
+- stack requires gcc and gmp-devel
+- also recommends for zlib-devel
+
 * Sat May  2 2020 Jens Petersen <petersen@redhat.com>
 - generate bash completions