From 93580a122e8c91efb5ddbb9265d5955cd55d490a Mon Sep 17 00:00:00 2001
From: Jan Tojnar <jtojnar@gmail.com>
Date: Wed, 19 Jun 2019 18:53:13 +0200
Subject: [PATCH] haskellPackages.llvm-hs: fix build

It requires llvm_8
---
 pkgs/development/haskell-modules/configuration-nix.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/haskell-modules/configuration-nix.nix b/pkgs/development/haskell-modules/configuration-nix.nix
index 0d15cde3e6c..8f35799af05 100644
--- a/pkgs/development/haskell-modules/configuration-nix.nix
+++ b/pkgs/development/haskell-modules/configuration-nix.nix
@@ -280,7 +280,8 @@ self: super: builtins.intersectAttrs super {
                             then dontCheck
                             else pkgs.lib.id;
       in dontCheckDarwin (super.llvm-hs.override {
-        llvm-config = pkgs.llvm_6;
+        llvm-config = pkgs.llvm_8;
+        llvm-hs-pure = super.llvm-hs-pure_8_0_0;
       });
 
   # Needs help finding LLVM.