From 06ca9b6bd82924d28bbe2489d3d72f56a6d5a427 Mon Sep 17 00:00:00 2001
From: K900 <me@0upti.me>
Date: Tue, 14 Feb 2023 11:05:44 +0300
Subject: [PATCH] kwin: force gcc12Stdenv on aarch64

---
 pkgs/desktops/plasma-5/kwin/default.nix | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/pkgs/desktops/plasma-5/kwin/default.nix b/pkgs/desktops/plasma-5/kwin/default.nix
index 811456c14f4e..6269dd4d0c2a 100644
--- a/pkgs/desktops/plasma-5/kwin/default.nix
+++ b/pkgs/desktops/plasma-5/kwin/default.nix
@@ -57,6 +57,7 @@
 , plasma-framework
 , libqaccessibilityclient
 , python3
+, gcc12Stdenv
 }:
 
 # TODO (ttuegel): investigate qmlplugindump failure
@@ -144,9 +145,13 @@ mkDerivation {
     })
   ];
 
+  stdenv = if stdenv.isAarch64 then gcc12Stdenv else stdenv;
+
   CXXFLAGS = [
     ''-DNIXPKGS_XWAYLAND=\"${lib.getBin xwayland}/bin/Xwayland\"''
-  ];
+  ]
+  ++ lib.optional stdenv.isAarch64 "-mno-outline-atomics";
+
   postInstall = ''
     # Some package(s) refer to these service types by the wrong name.
     # I would prefer to patch those packages, but I cannot find them!