diff --git a/pkgs/development/compilers/ghcjs-ng/default.nix b/pkgs/development/compilers/ghcjs-ng/default.nix
index 747ea5cf77f..7b6fbc460a9 100644
--- a/pkgs/development/compilers/ghcjs-ng/default.nix
+++ b/pkgs/development/compilers/ghcjs-ng/default.nix
@@ -1,4 +1,5 @@
 { stdenv
+, pkgsHostHost
 , callPackage
 , fetchgit
 , ghcjsSrcJson ? null
@@ -14,7 +15,6 @@
 , pkgconfig
 , gcc
 , lib
-, nodePackages
 , ghcjsDepOverrides ? (_:_:{})
 , haskell
 }:
@@ -46,7 +46,7 @@ let
 
     enableShared = true;
 
-    socket-io = nodePackages."socket.io";
+    socket-io = pkgsHostHost.nodePackages."socket.io";
 
     # Relics of the old GHCJS build system
     stage1Packages = [];
diff --git a/pkgs/development/haskell-modules/hoogle.nix b/pkgs/development/haskell-modules/hoogle.nix
index 0bb930a8bb3..0f620d46ccc 100644
--- a/pkgs/development/haskell-modules/hoogle.nix
+++ b/pkgs/development/haskell-modules/hoogle.nix
@@ -23,7 +23,8 @@
 # This will build mmorph and monadControl, and have the hoogle installation
 # refer to their documentation via symlink so they are not garbage collected.
 
-{ lib, stdenv, hoogle, writeText, ghc
+{ lib, stdenv, buildPackages
+, hoogle, writeText, ghc
 , packages
 }:
 
@@ -53,7 +54,7 @@ let
     (map (lib.getOutput "doc") packages);
 
 in
-stdenv.mkDerivation {
+buildPackages.stdenv.mkDerivation {
   name = "hoogle-local-0.1";
   buildInputs = [ghc hoogle];
 
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 24987e89236..d6a7963dfee 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -8400,7 +8400,7 @@ in
 
   llvmPackages_35 = callPackage ../development/compilers/llvm/3.5 ({
     isl = isl_0_14;
-  } // stdenv.lib.optionalAttrs (stdenv.cc.isGNU && stdenv.hostPlatform.isi686) {
+  } // stdenv.lib.optionalAttrs (stdenv.hostPlatform.isi686 && stdenv.cc.isGNU) {
     stdenv = gcc6Stdenv;
   });
 
@@ -8408,7 +8408,7 @@ in
     inherit (stdenvAdapters) overrideCC;
     buildLlvmTools = buildPackages.llvmPackages_39.tools;
     targetLlvmLibraries = targetPackages.llvmPackages_39.libraries;
-  } // stdenv.lib.optionalAttrs (stdenv.cc.isGNU && stdenv.hostPlatform.isi686) {
+  } // stdenv.lib.optionalAttrs (stdenv.hostPlatform.isi686 && stdenv.cc.isGNU) {
     stdenv = gcc6Stdenv;
   });
 
@@ -8416,7 +8416,7 @@ in
     inherit (stdenvAdapters) overrideCC;
     buildLlvmTools = buildPackages.llvmPackages_4.tools;
     targetLlvmLibraries = targetPackages.llvmPackages_4.libraries;
-  } // stdenv.lib.optionalAttrs (stdenv.cc.isGNU && stdenv.hostPlatform.isi686) {
+  } // stdenv.lib.optionalAttrs (stdenv.hostPlatform.isi686 && stdenv.cc.isGNU) {
     stdenv = gcc6Stdenv;
   });
 
@@ -8424,7 +8424,7 @@ in
     inherit (stdenvAdapters) overrideCC;
     buildLlvmTools = buildPackages.llvmPackages_5.tools;
     targetLlvmLibraries = targetPackages.llvmPackages_5.libraries;
-  } // stdenv.lib.optionalAttrs (stdenv.cc.isGNU && stdenv.hostPlatform.isi686) {
+  } // stdenv.lib.optionalAttrs (stdenv.hostPlatform.isi686 && stdenv.cc.isGNU) {
     stdenv = gcc6Stdenv; # with gcc-7: undefined reference to `__divmoddi4'
   });
 
@@ -8432,7 +8432,7 @@ in
     inherit (stdenvAdapters) overrideCC;
     buildLlvmTools = buildPackages.llvmPackages_6.tools;
     targetLlvmLibraries = targetPackages.llvmPackages_6.libraries;
-  } // stdenv.lib.optionalAttrs (stdenv.cc.isGNU && stdenv.hostPlatform.isi686) {
+  } // stdenv.lib.optionalAttrs (stdenv.hostPlatform.isi686 && stdenv.cc.isGNU) {
     # with gcc-7 on i686: undefined reference to `__divmoddi4'
     # Failing tests with gcc8.
     stdenv = overrideCC stdenv (if stdenv.hostPlatform.isi686 then gcc6 else gcc7);
@@ -8442,7 +8442,7 @@ in
     inherit (stdenvAdapters) overrideCC;
     buildLlvmTools = buildPackages.llvmPackages_7.tools;
     targetLlvmLibraries = targetPackages.llvmPackages_7.libraries;
-  } // stdenv.lib.optionalAttrs (buildPackages.stdenv.cc.isGNU && stdenv.hostPlatform.isi686) {
+  } // stdenv.lib.optionalAttrs (stdenv.hostPlatform.isi686 && buildPackages.stdenv.cc.isGNU) {
     stdenv = gcc6Stdenv; # with gcc-7: undefined reference to `__divmoddi4'
   });
 
@@ -8450,7 +8450,7 @@ in
     inherit (stdenvAdapters) overrideCC;
     buildLlvmTools = buildPackages.llvmPackages_8.tools;
     targetLlvmLibraries = targetPackages.llvmPackages_8.libraries;
-  } // stdenv.lib.optionalAttrs (buildPackages.stdenv.cc.isGNU && stdenv.hostPlatform.isi686) {
+  } // stdenv.lib.optionalAttrs (stdenv.hostPlatform.isi686 && buildPackages.stdenv.cc.isGNU) {
     stdenv = gcc6Stdenv; # with gcc-7: undefined reference to `__divmoddi4'
   });
 
@@ -9281,7 +9281,7 @@ in
   spidermonkey_1_8_5 = callPackage ../development/interpreters/spidermonkey/1.8.5.nix { };
   spidermonkey_38 = callPackage ../development/interpreters/spidermonkey/38.nix ({
     inherit (darwin) libobjc;
-  } // (stdenv.lib.optionalAttrs (stdenv.cc.isGNU && stdenv.hostPlatform.isi686) {
+  } // (stdenv.lib.optionalAttrs (stdenv.hostPlatform.isi686 && stdenv.cc.isGNU) {
       stdenv = gcc6Stdenv; # with gcc-7: undefined reference to `__divmoddi4'
   }));
   spidermonkey_60 = callPackage ../development/interpreters/spidermonkey/60.nix { };
@@ -11721,27 +11721,27 @@ in
   icu58 = callPackage (import ../development/libraries/icu/58.nix fetchurl) ({
     nativeBuildRoot = buildPackages.icu58.override { buildRootOnly = true; };
   } //
-    (stdenv.lib.optionalAttrs (stdenv.cc.isGNU && stdenv.hostPlatform.isi686) {
+    (stdenv.lib.optionalAttrs (stdenv.hostPlatform.isi686 && stdenv.cc.isGNU) {
       stdenv = gcc6Stdenv; # with gcc-7: undefined reference to `__divmoddi4'
     }));
   icu59 = callPackage ../development/libraries/icu/59.nix ({
     nativeBuildRoot = buildPackages.icu59.override { buildRootOnly = true; };
-  } // (stdenv.lib.optionalAttrs (stdenv.cc.isGNU && stdenv.hostPlatform.isi686) {
+  } // (stdenv.lib.optionalAttrs (stdenv.hostPlatform.isi686 && stdenv.cc.isGNU) {
       stdenv = gcc6Stdenv; # with gcc-7: undefined reference to `__divmoddi4'
     }));
   icu60 = callPackage ../development/libraries/icu/60.nix ({
     nativeBuildRoot = buildPackages.icu60.override { buildRootOnly = true; };
-  } // (stdenv.lib.optionalAttrs (stdenv.cc.isGNU && stdenv.hostPlatform.isi686) {
+  } // (stdenv.lib.optionalAttrs (stdenv.hostPlatform.isi686 && stdenv.cc.isGNU) {
       stdenv = gcc6Stdenv; # with gcc-7: undefined reference to `__divmoddi4'
     }));
   icu63 = callPackage ../development/libraries/icu/63.nix ({
     nativeBuildRoot = buildPackages.icu63.override { buildRootOnly = true; };
-  } // (stdenv.lib.optionalAttrs (stdenv.cc.isGNU && stdenv.hostPlatform.isi686) {
+  } // (stdenv.lib.optionalAttrs (stdenv.hostPlatform.isi686 && stdenv.cc.isGNU) {
       stdenv = gcc6Stdenv; # with gcc-7: undefined reference to `__divmoddi4'
     }));
   icu64 = callPackage ../development/libraries/icu/64.nix ({
     nativeBuildRoot = buildPackages.icu64.override { buildRootOnly = true; };
-  } // (stdenv.lib.optionalAttrs (stdenv.cc.isGNU && stdenv.hostPlatform.isi686) {
+  } // (stdenv.lib.optionalAttrs (stdenv.hostPlatform.isi686 && stdenv.cc.isGNU) {
       stdenv = gcc6Stdenv; # with gcc-7: undefined reference to `__divmoddi4'
     }));