From a2c0b6e7b7f6fa976aac7ff275a8bfbdb0469927 Mon Sep 17 00:00:00 2001
From: sternenseemann <sternenseemann@systemli.org>
Date: Wed, 8 Jan 2025 22:20:51 +0100
Subject: [PATCH] haskell.packages.ghc865Binary: fix eval of some pkgs using
 fake llvm

---
 .../haskell-modules/configuration-ghc-8.6.x.nix           | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix b/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix
index 560a14d6d9dd..6c0ee4bd1bd7 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix
@@ -8,8 +8,12 @@ in
 
 self: super: {
 
-  # Should be llvmPackages_6 which has been removed from nixpkgs
-  llvmPackages = null;
+  # Should be llvmPackages_6 which has been removed from nixpkgs,
+  # create attribute set to prevent eval errors.
+  llvmPackages = {
+    llvm = null;
+    clang = null;
+  };
 
   # Disable GHC 8.6.x core libraries.
   array = null;