From e8042ddc4329e82b132d8bbf991507ca0d9bbf98 Mon Sep 17 00:00:00 2001
From: Martin Weinelt <hexa@darmstadt.ccc.de>
Date: Wed, 8 Jul 2026 03:45:13 +0200
Subject: [PATCH] qt6.qtdeclarative: work around `ld64` hardening issue

---
 .../libraries/qt-6/modules/qtdeclarative/default.nix     | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/pkgs/development/libraries/qt-6/modules/qtdeclarative/default.nix b/pkgs/development/libraries/qt-6/modules/qtdeclarative/default.nix
index cfcdb5f6c59a..dde1935940c8 100644
--- a/pkgs/development/libraries/qt-6/modules/qtdeclarative/default.nix
+++ b/pkgs/development/libraries/qt-6/modules/qtdeclarative/default.nix
@@ -11,6 +11,8 @@
   pkgsBuildBuild,
   replaceVars,
   fetchpatch,
+  # TODO: Clean up on `staging`.
+  llvmPackages,
 }:
 
 qtModule {
@@ -27,6 +29,8 @@ qtModule {
 
   nativeBuildInputs = lib.optionals stdenv.hostPlatform.isDarwin [
     darwin.sigtool
+    # TODO: Clean up on `staging`.
+    llvmPackages.lld
   ];
 
   patches = [
@@ -69,6 +73,11 @@ qtModule {
     "-DQt6QmlTools_DIR=${pkgsBuildBuild.qt6.qtdeclarative}/lib/cmake/Qt6QmlTools"
   ];
 
+  env = lib.optionalAttrs (stdenv.hostPlatform.isDarwin) {
+    # TODO: Clean up on `staging`.
+    NIX_CFLAGS_LINK = "-fuse-ld=lld";
+  };
+
   meta.maintainers = with lib.maintainers; [
     nickcao
     outfoxxed