From 97e5fc3dc61a4273d5679a9bcf37ef7bd3111199 Mon Sep 17 00:00:00 2001
From: Francesco Gazzetta <fgaz@fgaz.me>
Date: Mon, 19 Oct 2020 19:58:45 +0200
Subject: [PATCH] qbe: use unstableUpdater

---
 pkgs/development/compilers/qbe/default.nix | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/compilers/qbe/default.nix b/pkgs/development/compilers/qbe/default.nix
index 8926fced482..87170749656 100644
--- a/pkgs/development/compilers/qbe/default.nix
+++ b/pkgs/development/compilers/qbe/default.nix
@@ -1,6 +1,9 @@
-{ stdenv, fetchgit }:
+{ stdenv
+, fetchgit
+, unstableGitUpdater
+}:
 
-stdenv.mkDerivation {
+stdenv.mkDerivation rec {
   pname = "qbe";
   version = "unstable-2019-07-11";
 
@@ -11,6 +14,9 @@ stdenv.mkDerivation {
   };
 
   makeFlags = [ "PREFIX=$(out)" ];
+
+  passthru.updateScript = unstableGitUpdater { };
+
   meta = with stdenv.lib; {
     homepage = "https://c9x.me/compile/";
     description = "A small compiler backend written in C";