diff --git a/pkgs/stdenv/generic/check-meta.nix b/pkgs/stdenv/generic/check-meta.nix
index 8b2cf01f169b..8544d932f81c 100644
--- a/pkgs/stdenv/generic/check-meta.nix
+++ b/pkgs/stdenv/generic/check-meta.nix
@@ -40,6 +40,8 @@ let
 
   allowBroken = config.allowBroken or false || builtins.getEnv "NIXPKGS_ALLOW_BROKEN" == "1";
 
+  allowUnsupportedSystem = config.allowUnsupportedSystem or false;
+
   isUnfree = licenses: lib.lists.any (l:
     !l.free or true || l == "unfree" || l == "unfree-redistributable") licenses;
 
@@ -177,7 +179,7 @@ let
       { valid = false; reason = "blacklisted"; errormsg = "has a blacklisted license (‘${showLicense attrs.meta.license}’)"; }
     else if !allowBroken && attrs.meta.broken or false then
       { valid = false; reason = "broken"; errormsg = "is marked as broken"; }
-    else if !allowBroken && attrs.meta.platforms or null != null && !lib.lists.elem system attrs.meta.platforms then
+    else if !allowUnsupportedSystem && !allowBroken && attrs.meta.platforms or null != null && !lib.lists.elem system attrs.meta.platforms then
       { valid = false; reason = "broken"; errormsg = "is not supported on ‘${system}’"; }
     else if !(hasAllowedInsecure attrs) then
       { valid = false; reason = "insecure"; errormsg = "is marked as insecure"; }
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index a08bca2e66a0..84db868ced3c 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -11767,7 +11767,7 @@ with pkgs;
 
   darwin = let
     apple-source-releases = callPackage ../os-specific/darwin/apple-source-releases { };
-  in apple-source-releases // rec {
+  in recurseIntoAttrs (apple-source-releases // rec {
     cctools = callPackage ../os-specific/darwin/cctools/port.nix {
       inherit libobjc;
       stdenv = if stdenv.isDarwin then stdenv else libcxxStdenv;
@@ -11811,7 +11811,7 @@ with pkgs;
     usr-include = callPackage ../os-specific/darwin/usr-include {};
 
     DarwinTools = callPackage ../os-specific/darwin/DarwinTools {};
-  };
+  });
 
   devicemapper = lvm2;
 
diff --git a/pkgs/top-level/release-lib.nix b/pkgs/top-level/release-lib.nix
index ddc449ae59c1..c852ace7d7c6 100644
--- a/pkgs/top-level/release-lib.nix
+++ b/pkgs/top-level/release-lib.nix
@@ -13,7 +13,7 @@ rec {
 
   allPackages = args: packageSet (args // nixpkgsArgs);
 
-  pkgs = pkgsFor "x86_64-linux";
+  pkgs = packageSet (lib.recursiveUpdate { system = "x86_64-linux"; config.allowUnsupportedSystem = true; } nixpkgsArgs);
   inherit lib;
 
 
diff --git a/pkgs/top-level/release.nix b/pkgs/top-level/release.nix
index e73f6f4f1129..41ab5da8067d 100644
--- a/pkgs/top-level/release.nix
+++ b/pkgs/top-level/release.nix
@@ -109,8 +109,11 @@ let
       ocamlPackages = { };
       perlPackages = { };
 
-      # hack around broken eval of non-linux packages for now.
-      tests.macOSSierraShared = darwin;
+      darwin = packagePlatforms pkgs.darwin // {
+        cf-private = {};
+        osx_private_sdk = {};
+        xcode = {};
+      };
     } ));
 
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