diff --git a/pkgs/by-name/fl/fltk_1_3/package.nix b/pkgs/by-name/fl/fltk_1_3/package.nix
index 41762add1ce7..af71afe150d8 100644
--- a/pkgs/by-name/fl/fltk_1_3/package.nix
+++ b/pkgs/by-name/fl/fltk_1_3/package.nix
@@ -35,6 +35,8 @@
   withShared ? true,
 
   nix-update-script,
+  # TODO: Clean up on `staging`
+  llvmPackages,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -68,6 +70,10 @@ stdenv.mkDerivation (finalAttrs: {
   ++ lib.optionals withDocs [
     doxygen
     graphviz
+  ]
+  # TODO: Clean up on `staging`
+  ++ lib.optionals stdenv.hostPlatform.isDarwin [
+    llvmPackages.lld
   ];
 
   buildInputs =
@@ -139,6 +145,12 @@ stdenv.mkDerivation (finalAttrs: {
 
     # RPATH of binary /nix/store/.../bin/... contains a forbidden reference to /build/
     (lib.cmakeBool "CMAKE_SKIP_BUILD_RPATH" true)
+  ]
+  # Fix for ld64 hardening issue
+  #
+  # TODO: Clean up on `staging`
+  ++ lib.optionals stdenv.hostPlatform.isDarwin [
+    (lib.cmakeFeature "CMAKE_LINKER_TYPE" "LLD")
   ];
 
   preBuild = lib.optionalString (withCairo && withShared && stdenv.hostPlatform.isDarwin) ''
diff --git a/pkgs/by-name/fl/fltk_1_4/package.nix b/pkgs/by-name/fl/fltk_1_4/package.nix
index 57d9b9d87805..f6fe650fafd7 100644
--- a/pkgs/by-name/fl/fltk_1_4/package.nix
+++ b/pkgs/by-name/fl/fltk_1_4/package.nix
@@ -46,6 +46,8 @@
   withExamples ? (stdenv.buildPlatform == stdenv.hostPlatform),
 
   nix-update-script,
+  # TODO: Clean up on `staging`
+  llvmPackages,
 }:
 
 # pango support depends on Xft
@@ -84,6 +86,10 @@ stdenv.mkDerivation (finalAttrs: {
   ++ lib.optionals withDocs [
     doxygen
     graphviz
+  ]
+  # TODO: Clean up on `staging`
+  ++ lib.optionals stdenv.hostPlatform.isDarwin [
+    llvmPackages.lld
   ];
 
   buildInputs =
@@ -169,6 +175,12 @@ stdenv.mkDerivation (finalAttrs: {
 
     # RPATH of binary /nix/store/.../bin/... contains a forbidden reference to /build/
     (lib.cmakeBool "CMAKE_SKIP_BUILD_RPATH" true)
+  ]
+  # Fix for ld64 hardening issue
+  #
+  # TODO: Clean up on `staging`
+  ++ lib.optionals stdenv.hostPlatform.isDarwin [
+    (lib.cmakeFeature "CMAKE_LINKER_TYPE" "LLD")
   ];
 
   postBuild = lib.optionalString withDocs ''
diff --git a/pkgs/by-name/gt/gtk-mac-integration/package.nix b/pkgs/by-name/gt/gtk-mac-integration/package.nix
index 19976e462e15..26b30559c991 100644
--- a/pkgs/by-name/gt/gtk-mac-integration/package.nix
+++ b/pkgs/by-name/gt/gtk-mac-integration/package.nix
@@ -9,6 +9,8 @@
   gtk ? gtk3,
   gtk3,
   gobject-introspection,
+  # TODO: Clean up on `staging`
+  llvmPackages,
 }:
 
 stdenv.mkDerivation rec {
@@ -28,6 +30,8 @@ stdenv.mkDerivation rec {
     pkg-config
     gtk-doc
     gobject-introspection
+    # TODO: Clean up on `staging`
+    llvmPackages.lld
   ];
   buildInputs = [ glib ];
   propagatedBuildInputs = [ gtk ];
@@ -36,6 +40,13 @@ stdenv.mkDerivation rec {
     gtkdocize
   '';
 
+  # Fix for ld64 hardening issue
+  #
+  # TODO: Clean up on `staging`
+  env = lib.optionalAttrs stdenv.hostPlatform.isDarwin {
+    NIX_CFLAGS_LINK = "-fuse-ld=lld";
+  };
+
   meta = {
     description = "Provides integration for GTK applications into the Mac desktop";
     license = lib.licenses.lgpl21;
diff --git a/pkgs/by-name/gt/gtk2/package.nix b/pkgs/by-name/gt/gtk2/package.nix
index 3f05469c1afc..369cfbee3695 100644
--- a/pkgs/by-name/gt/gtk2/package.nix
+++ b/pkgs/by-name/gt/gtk2/package.nix
@@ -27,6 +27,8 @@
   gdktarget ? if stdenv.hostPlatform.isDarwin then "quartz" else "x11",
   cupsSupport ? config.gtk2.cups or stdenv.hostPlatform.isLinux,
   xineramaSupport ? stdenv.hostPlatform.isLinux,
+  # TODO: Clean up on `staging`
+  llvmPackages,
 }:
 
 let
@@ -56,13 +58,19 @@ stdenv.mkDerivation (finalAttrs: {
     gtkCleanImmodulesCache
   ];
 
-  nativeBuildInputs = finalAttrs.setupHooks ++ [
-    gdk-pixbuf
-    gettext
-    gobject-introspection
-    perl
-    pkg-config
-  ];
+  nativeBuildInputs =
+    finalAttrs.setupHooks
+    ++ [
+      gdk-pixbuf
+      gettext
+      gobject-introspection
+      perl
+      pkg-config
+    ]
+    # TODO: Clean up on `staging`
+    ++ lib.optionals stdenv.hostPlatform.isDarwin [
+      llvmPackages.lld
+    ];
 
   patches = [
     ./patches/2.0-immodules.cache.patch
@@ -120,12 +128,19 @@ stdenv.mkDerivation (finalAttrs: {
     "ac_cv_path_GDK_PIXBUF_CSOURCE=${buildPackages.gdk-pixbuf.dev}/bin/gdk-pixbuf-csource"
   ];
 
-  env = lib.optionalAttrs stdenv.cc.isGNU {
-    NIX_CFLAGS_COMPILE = toString [
-      "-Wno-error=implicit-int"
-      "-Wno-error=incompatible-pointer-types"
-    ];
-  };
+  env =
+    lib.optionalAttrs stdenv.cc.isGNU {
+      NIX_CFLAGS_COMPILE = toString [
+        "-Wno-error=implicit-int"
+        "-Wno-error=incompatible-pointer-types"
+      ];
+    }
+    # Fix for ld64 hardening issue
+    #
+    # TODO: Clean up on `staging`
+    // lib.optionalAttrs stdenv.hostPlatform.isDarwin {
+      NIX_CFLAGS_LINK = "-fuse-ld=lld";
+    };
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/by-name/mo/moltenvk/package.nix b/pkgs/by-name/mo/moltenvk/package.nix
index d39bb52b35e9..7c028f16e0f5 100644
--- a/pkgs/by-name/mo/moltenvk/package.nix
+++ b/pkgs/by-name/mo/moltenvk/package.nix
@@ -17,6 +17,8 @@
   # but that’s not really a concern for nixpkgs, so use them by default.
   # See: https://github.com/KhronosGroup/MoltenVK/blob/main/README.md#metal_private_api
   enablePrivateAPIUsage ? true,
+  # TODO: Clean up on `staging`
+  llvmPackages,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -35,7 +37,11 @@ stdenv.mkDerivation (finalAttrs: {
     vulkan-headers
   ];
 
-  nativeBuildInputs = [ xcbuildHook ];
+  nativeBuildInputs = [
+    xcbuildHook
+    # TODO: Clean up on `staging`
+    llvmPackages.lld
+  ];
 
   outputs = [
     "out"
@@ -114,6 +120,11 @@ stdenv.mkDerivation (finalAttrs: {
     ++ lib.optional enablePrivateAPIUsage "-DMVK_USE_METAL_PRIVATE_API=1"
   );
 
+  # Fix for ld64 hardening issue
+  #
+  # TODO: Clean up on `staging`
+  env.NIX_CFLAGS_LINK = "-fuse-ld=lld";
+
   env.NIX_LDFLAGS = toString [
     "-lglslang"
     "-lSPIRV"
diff --git a/pkgs/development/compilers/swift/compiler/default.nix b/pkgs/development/compilers/swift/compiler/default.nix
index 2f6fa2a9450f..dc15009aac72 100644
--- a/pkgs/development/compilers/swift/compiler/default.nix
+++ b/pkgs/development/compilers/swift/compiler/default.nix
@@ -37,6 +37,8 @@
   DarwinTools,
   apple-sdk_14,
   darwinMinVersionHook,
+  # TODO: Clean up on `staging`
+  lld,
 }:
 
 let
@@ -252,6 +254,8 @@ stdenv.mkDerivation {
     DarwinTools # sw_vers
     fixDarwinDylibNames
     cctools.libtool
+    # TODO: Clean up on `staging`
+    lld
   ];
 
   buildInputs = [
@@ -562,6 +566,12 @@ stdenv.mkDerivation {
     #   Fixed in: https://github.com/apple/swift/commit/84083afef1de5931904d5c815d53856cdb3fb232
     cmakeFlags="
       -GNinja
+      ${
+        # Fix for ld64 hardening issue
+        #
+        # TODO: Clean up on staging
+        lib.optionalString stdenv.hostPlatform.isDarwin "-DCMAKE_LINKER_TYPE=LLD"
+      }
       -DBOOTSTRAPPING_MODE=BOOTSTRAPPING${lib.optionalString stdenv.hostPlatform.isDarwin "-WITH-HOSTLIBS"}
       -DSWIFT_ENABLE_EXPERIMENTAL_DIFFERENTIABLE_PROGRAMMING=ON
       -DSWIFT_ENABLE_EXPERIMENTAL_CONCURRENCY=ON
diff --git a/pkgs/development/compilers/swift/default.nix b/pkgs/development/compilers/swift/default.nix
index ad4fe81c46cb..8af33b495e9d 100644
--- a/pkgs/development/compilers/swift/default.nix
+++ b/pkgs/development/compilers/swift/default.nix
@@ -15,7 +15,8 @@ let
     inherit stdenv;
 
     swift-unwrapped = callPackage ./compiler {
-      inherit (llvmPackages) stdenv;
+      # TODO: Clean up on `staging`
+      inherit (llvmPackages) stdenv lld;
       inherit (darwin) DarwinTools sigtool;
     };
 
diff --git a/pkgs/development/libraries/gstreamer/base/default.nix b/pkgs/development/libraries/gstreamer/base/default.nix
index a2a478c76ff2..8b779a923226 100644
--- a/pkgs/development/libraries/gstreamer/base/default.nix
+++ b/pkgs/development/libraries/gstreamer/base/default.nix
@@ -46,6 +46,8 @@
   hotdoc,
   directoryListingUpdater,
   apple-sdk_gstreamer,
+  # TODO: Clean up on `staging`
+  llvmPackages,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -87,6 +89,10 @@ stdenv.mkDerivation (finalAttrs: {
   ]
   ++ lib.optionals enableWayland [
     wayland-scanner
+  ]
+  # TODO: Clean up on `staging`
+  ++ lib.optionals stdenv.hostPlatform.isDarwin [
+    llvmPackages.lld
   ];
 
   buildInputs = [
@@ -159,6 +165,14 @@ stdenv.mkDerivation (finalAttrs: {
   ++ lib.optional (!enableCdparanoia) "-Dcdparanoia=disabled"
   ++ lib.optional stdenv.hostPlatform.isDarwin "-Ddrm=disabled";
 
+  # Fix for ld64 hardening issue
+  #
+  # TODO: Clean up on `staging`
+  env = lib.optionalAttrs stdenv.hostPlatform.isDarwin {
+    CC_LD = "lld";
+    OBJC_LD = "lld";
+  };
+
   postPatch = ''
     patchShebangs \
       scripts/meson-pkg-config-file-fixup.py \
diff --git a/pkgs/development/libraries/gstreamer/core/default.nix b/pkgs/development/libraries/gstreamer/core/default.nix
index d50923558017..35151386097a 100644
--- a/pkgs/development/libraries/gstreamer/core/default.nix
+++ b/pkgs/development/libraries/gstreamer/core/default.nix
@@ -33,6 +33,8 @@
   hotdoc,
   directoryListingUpdater,
   apple-sdk_gstreamer,
+  # TODO: Clean up on `staging`
+  llvmPackages,
 }:
 
 let
@@ -84,6 +86,10 @@ stdenv.mkDerivation (finalAttrs: {
   ]
   ++ lib.optionals enableDocumentation [
     hotdoc
+  ]
+  # TODO: Clean up on `staging`
+  ++ lib.optionals stdenv.hostPlatform.isDarwin [
+    llvmPackages.lld
   ];
 
   buildInputs = [
@@ -117,6 +123,14 @@ stdenv.mkDerivation (finalAttrs: {
     (lib.mesonEnable "libdw" (withLibunwind && hasElfutils))
   ];
 
+  # Fix for ld64 hardening issue
+  #
+  # TODO: Clean up on `staging`
+  env = lib.optionalAttrs stdenv.hostPlatform.isDarwin {
+    CC_LD = "lld";
+    OBJC_LD = "lld";
+  };
+
   postPatch = ''
     patchShebangs \
       gst/parse/get_flex_version.py \
diff --git a/pkgs/development/libraries/gstreamer/good/default.nix b/pkgs/development/libraries/gstreamer/good/default.nix
index 4a689f5d82c7..6d0dd4edbdaf 100644
--- a/pkgs/development/libraries/gstreamer/good/default.nix
+++ b/pkgs/development/libraries/gstreamer/good/default.nix
@@ -66,6 +66,8 @@
   gst-plugins-good,
   directoryListingUpdater,
   apple-sdk_gstreamer,
+  # TODO: Clean up on `staging`
+  llvmPackages,
 }:
 
 let
@@ -137,6 +139,10 @@ stdenv.mkDerivation (finalAttrs: {
   )
   ++ lib.optionals enableWayland [
     wayland-protocols
+  ]
+  # TODO: Clean up on `staging`
+  ++ lib.optionals stdenv.hostPlatform.isDarwin [
+    llvmPackages.lld
   ];
 
   buildInputs = [
@@ -265,6 +271,13 @@ stdenv.mkDerivation (finalAttrs: {
       # linking error on Darwin
       # https://github.com/NixOS/nixpkgs/pull/70690#issuecomment-553694896
       "-lncurses";
+  }
+  // lib.optionalAttrs stdenv.hostPlatform.isDarwin {
+    # Fix for ld64 hardening issue
+    #
+    # TODO: Clean up on `staging`
+    CC_LD = "lld";
+    OBJC_LD = "lld";
   };
 
   # fails 1 tests with "Unexpected critical/warning: g_object_set_is_valid_property: object class 'GstRtpStorage' has no property named ''"
diff --git a/pkgs/development/libraries/qt-5/modules/qtbase.nix b/pkgs/development/libraries/qt-5/modules/qtbase.nix
index c1e05d0a8b62..480bd31a6bc1 100644
--- a/pkgs/development/libraries/qt-5/modules/qtbase.nix
+++ b/pkgs/development/libraries/qt-5/modules/qtbase.nix
@@ -20,6 +20,8 @@
   which,
   # darwin support
   xcbuild,
+  # TODO: Clean up on `staging`
+  llvmPackages,
 
   dbus,
   fontconfig,
@@ -192,6 +194,8 @@ stdenv.mkDerivation (
       ]
       ++ lib.optionals stdenv.hostPlatform.isDarwin [
         xcbuild
+        # TODO: Clean up on `staging`
+        llvmPackages.lld
       ];
 
     }
@@ -373,6 +377,12 @@ stdenv.mkDerivation (
         # if dependency paths contain the string "pq", which can occur in the hash.
         # To prevent these failures, we need to override PostgreSQL detection.
         PSQL_LIBS = "-L${libpq}/lib -lpq";
+      }
+      // lib.optionalAttrs stdenv.hostPlatform.isDarwin {
+        # Fix for ld64 hardening issue
+        #
+        # TODO: Clean up on `staging`
+        NIX_CFLAGS_LINK = "-fuse-ld=lld";
       };
 
       prefixKey = "-prefix ";
diff --git a/pkgs/tools/security/pinentry/mac.nix b/pkgs/tools/security/pinentry/mac.nix
index 6b354ef48d23..fd9dee1723a7 100644
--- a/pkgs/tools/security/pinentry/mac.nix
+++ b/pkgs/tools/security/pinentry/mac.nix
@@ -10,6 +10,8 @@
   common-updater-scripts,
   writers,
   re-plistbuddy,
+  # TODO: Clean up on `staging`
+  llvmPackages,
 }:
 
 stdenv.mkDerivation rec {
@@ -47,6 +49,8 @@ stdenv.mkDerivation rec {
     makeBinaryWrapper
     texinfo
     re-plistbuddy
+    # TODO: Clean up on `staging`
+    llvmPackages.lld
   ];
 
   configureFlags = [
@@ -56,6 +60,11 @@ stdenv.mkDerivation rec {
     "--with-libassuan-prefix=${libassuan.dev}"
   ];
 
+  # Fix for ld64 hardening issue
+  #
+  # TODO: Clean up on `staging`
+  env.NIX_CFLAGS_LINK = "-fuse-ld=lld";
+
   installPhase = ''
     mkdir -p $out/Applications $out/bin
     mv macosx/pinentry-mac.app $out/Applications