1 files changed, 3 insertions, 0 deletions
diff --git a/pkgs/development/haskell-modules/configuration-ghc-7.6.x.nix b/pkgs/development/haskell-modules/configuration-ghc-7.6.x.nix
index b7cf7c77e10c..fceb444b3e2c 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-7.6.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-7.6.x.nix
@@ -4,6 +4,9 @@ with import ./lib.nix { inherit pkgs; };
 
 self: super: {
 
+  # Suitable LLVM version.
+  llvmPackages = pkgs.llvmPackages_34;
+
   # Disable GHC 7.6.x core libraries.
   array = null;
   base = null;