From 53bf019e26478666ab7f458f78e569b8b106cc1f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Madeleine=20Sydney=20=C5=9Alaga?= <msyds@deertopia.net>
Date: Mon, 16 Feb 2026 20:44:17 -0700
Subject: [PATCH] gf-core: pin compiler version

---
 pkgs/gf-core/default.nix | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/pkgs/gf-core/default.nix b/pkgs/gf-core/default.nix
index cc27041..421f235 100644
--- a/pkgs/gf-core/default.nix
+++ b/pkgs/gf-core/default.nix
@@ -1,9 +1,9 @@
 { haskell
-, haskellPackages
 , stdenv
 , fetchFromGitHub
 , gf-pgf
 , applyPatches
+, compiler ? "ghc98"
 }:
 
 let
@@ -21,7 +21,8 @@ let
       ./fix-cabal-syntax-error.patch
     ];
   };
-  pkg = haskellPackages.callCabal2nixWithOptions "gf" src "--flag=-server" {};
+  hpkgs = haskell.packages.${compiler};
+  pkg = hpkgs.callCabal2nixWithOptions "gf" src "--flag=-server" {};
 in haskell.lib.overrideCabal pkg (prev: {
   jailbreak = true;
   configureFlags = [ "-f" "c-runtime" ];