From 1a32f3f6905545c19d1e5ff9d3211eb1fe41832b Mon Sep 17 00:00:00 2001
From: Tristan Ross <tristan.ross@midstall.com>
Date: Thu, 25 Jul 2024 14:19:50 -0700
Subject: [PATCH] systemd: fix building with llvm

---
 pkgs/os-specific/linux/systemd/default.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/os-specific/linux/systemd/default.nix b/pkgs/os-specific/linux/systemd/default.nix
index c45ddbfd412e..51d6b091f98f 100644
--- a/pkgs/os-specific/linux/systemd/default.nix
+++ b/pkgs/os-specific/linux/systemd/default.nix
@@ -70,6 +70,7 @@
 , libpwquality
 , qrencode
 , libarchive
+, llvmPackages
 
   # the (optional) BPF feature requires bpftool, libbpf, clang and llvm-strip to
   # be available during build time.
@@ -376,6 +377,9 @@ stdenv.mkDerivation (finalAttrs: {
     ++ lib.optionals withPasswordQuality [ libpwquality ]
     ++ lib.optionals withQrencode [ qrencode ]
     ++ lib.optionals withLibarchive [ libarchive ]
+    ++ lib.optional (withBootloader && stdenv.targetPlatform.useLLVM or false) (llvmPackages.compiler-rt.override {
+      doFakeLibgcc = true;
+    })
   ;
 
   mesonBuildType = "release";