From 4f28eac9247ac9b9a6eec03bc6e34dade8bb64d2 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Thu, 28 Jun 2018 10:01:14 +0200
Subject: [PATCH] haskell-hoopl: provide an un-versioned attribute for ghc
 8.4.x

This used to be a core library in previous versions of GHC, but now it no
longer is.
---
 pkgs/development/haskell-modules/configuration-ghc-8.4.x.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/development/haskell-modules/configuration-ghc-8.4.x.nix b/pkgs/development/haskell-modules/configuration-ghc-8.4.x.nix
index 1e48971b6fbe..2a93b08fef10 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.4.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.4.x.nix
@@ -23,6 +23,7 @@ self: super: {
   ghc-prim = null;
   ghci = null;
   haskeline = null;
+  hoopl = self.hoopl_3_10_2_2;   # no longer a core library in GHC 8.4.x
   hpc = null;
   integer-gmp = null;
   mtl = null;