From 585671427ea3dec2ecf2e6030495a9b208ebfbe4 Mon Sep 17 00:00:00 2001
From: Dennis Gosnell <cdep.illabout@gmail.com>
Date: Mon, 8 Aug 2022 13:32:05 +0900
Subject: [PATCH] haskellPackages.text-format: add comment about patch

---
 pkgs/development/haskell-modules/configuration-common.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix
index ec704fc2766f..72e29cd1a365 100644
--- a/pkgs/development/haskell-modules/configuration-common.nix
+++ b/pkgs/development/haskell-modules/configuration-common.nix
@@ -2623,6 +2623,8 @@ in {
 
   purenix = purescriptStOverride super.purenix;
 
+  # Needs update for ghc-9:
+  # https://github.com/haskell/text-format/issues/27
   text-format = appendPatch (fetchpatch {
     url = "https://github.com/hackage-trustees/text-format/pull/4/commits/949383aa053497b8c251219c10506136c29b4d32.patch";
     sha256 = "QzpZ7lDedsz1mZcq6DL4x7LBnn58rx70+ZVvPh9shRo=";