From 2540e90a5bcd5a3576621644389c94a0139ed4f0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Manuel=20B=C3=A4renz?=
 <Manuel Bärenz programming@manuelbaerenz.de>
Date: Sat, 16 Nov 2024 14:05:19 +0100
Subject: [PATCH] Remove broken dev tools for older GHCs

---
 flake.nix | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/flake.nix b/flake.nix
index 63909265..ee2ddeb9 100644
--- a/flake.nix
+++ b/flake.nix
@@ -69,6 +69,12 @@
             })
             (hfinal: hprev: lib.optionalAttrs (lib.versionOlder hprev.ghc.version "9.4") {
               time-domain = doJailbreak hprev.time-domain;
+              cabal-gild = null; # cabal-gild is only available from 9.4 onwards
+            })
+            (hfinal: hprev: lib.optionalAttrs (lib.versionOlder hprev.ghc.version "9.6") {
+              cabal-gild = doJailbreak hprev.cabal-gild;
+              fourmolu = doJailbreak hprev.fourmolu;
+              cabal-install = null; # Cannot rebuild cabal before 9.6
             })
             (hfinal: hprev: lib.optionalAttrs (lib.versionAtLeast hprev.ghc.version "9.10") {
               # Remove these as nixpkgs progresses!