Revert "swiftPackages.swift-unwrapped: fix darwin build"

The ld64 issue has been fixed.

This reverts commit 401b87c97d.

pkgs/development/compilers/swift/compiler/default.nix

@@ -37,8 +37,6 @@
   DarwinTools,
   apple-sdk_14,
   darwinMinVersionHook,
-  # TODO: Clean up on `staging`
-  lld,
 }:
 
 let
@@ -254,8 +252,6 @@ stdenv.mkDerivation {
     DarwinTools # sw_vers
     fixDarwinDylibNames
     cctools.libtool
-    # TODO: Clean up on `staging`
-    lld
   ];
 
   buildInputs = [
@@ -566,12 +562,6 @@ 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

pkgs/development/compilers/swift/default.nix

@@ -15,8 +15,7 @@ let
     inherit stdenv;
 
     swift-unwrapped = callPackage ./compiler {
-      # TODO: Clean up on `staging`
-      inherit (llvmPackages) stdenv lld;
+      inherit (llvmPackages) stdenv;
       inherit (darwin) DarwinTools sigtool;
     };