From 0de81efb64acc82c08c5eee4a7108ddcb1b00d86 Mon Sep 17 00:00:00 2001
From: Ryan Pavlik <rpavlik@gmail.com>
Date: Sat, 20 Apr 2024 11:31:49 -0500
Subject: [PATCH] Does this fix nixos CI

---
 default.nix | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/default.nix b/default.nix
index 8437d9a..ec08d4c 100644
--- a/default.nix
+++ b/default.nix
@@ -17,8 +17,8 @@ let
          then import (fetchTarball https://github.com/NixOS/nixpkgs/archive/nixpkgs-unstable.tar.gz) {}
          else import <nixpkgs> {};
 
-  c2ffiBranch = "llvm-14.0.0";
-  llvmPackages = pkgs.llvmPackages_14;
+  c2ffiBranch = "llvm-18.1.0";
+  llvmPackages = pkgs.llvmPackages_18;
 in
 
 llvmPackages.stdenv.mkDerivation {
@@ -40,7 +40,7 @@ llvmPackages.stdenv.mkDerivation {
 
   nativeBuildInputs = with pkgs; [
     cmake
-    clang-tools_14
+    clang-tools_18
   ];
 
   buildInputs = with pkgs; [