diff --git a/pkgs/development/libraries/v8/default.nix b/pkgs/development/libraries/v8/default.nix
index fda32a7ddbd3..3abac0feab38 100644
--- a/pkgs/development/libraries/v8/default.nix
+++ b/pkgs/development/libraries/v8/default.nix
@@ -63,7 +63,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Google's open source JavaScript engine";
-    platforms = with platforms; linux ++ darwin;
+    platforms = with platforms; linux;
     license = licenses.bsd3;
   };
 }
diff --git a/pkgs/development/tools/misc/ccache/default.nix b/pkgs/development/tools/misc/ccache/default.nix
index 3dd634274f3e..7207767a896d 100644
--- a/pkgs/development/tools/misc/ccache/default.nix
+++ b/pkgs/development/tools/misc/ccache/default.nix
@@ -1,5 +1,7 @@
 {stdenv, fetchurl, runCommand, gcc, zlib}:
 
+assert stdenv.isLinux;
+
 let
   ccache =
 stdenv.mkDerivation {
diff --git a/pkgs/games/spring/default.nix b/pkgs/games/spring/default.nix
index 69387f0cfd3a..bc00dfd8765a 100644
--- a/pkgs/games/spring/default.nix
+++ b/pkgs/games/spring/default.nix
@@ -32,7 +32,7 @@ stdenv.mkDerivation rec {
 
   postInstall = ''
     wrapProgram "$out/bin/spring" \
-      --prefix LD_LIBRARY_PATH : "${stdenv.gcc.gcc}/lib64:${stdenv.gcc.gcc}/lib::${systemd}/lib"
+      --prefix LD_LIBRARY_PATH : "${stdenv.gcc.gcc}/lib::${systemd}/lib"
   '';
 
   meta = with stdenv.lib; {
@@ -40,6 +40,6 @@ stdenv.mkDerivation rec {
     description = "A powerful real-time strategy (RTS) game engine";
     license = licenses.gpl2;
     maintainers = [ maintainers.phreedom maintainers.qknight maintainers.iElectric ];
-    platforms = platforms.mesaPlatforms;
+    platforms = platforms.linux;
   };
 }
diff --git a/pkgs/tools/text/sgml/opensp/default.nix b/pkgs/tools/text/sgml/opensp/default.nix
index 78c964dac1ea..4b807718baae 100644
--- a/pkgs/tools/text/sgml/opensp/default.nix
+++ b/pkgs/tools/text/sgml/opensp/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, xmlto, docbook_xml_dtd_412, libxslt, docbook_xsl}:
+{ lib, stdenv, fetchurl, xmlto, docbook_xml_dtd_412, libxslt, docbook_xsl }:
 
 stdenv.mkDerivation {
   name = "opensp-1.5.2";
@@ -13,7 +13,7 @@ stdenv.mkDerivation {
       docsrc/*.xml
   '';
 
-  configureFlags = optional stdenv.isDarwin [
+  configureFlags = lib.optional stdenv.isDarwin [
     "--with-libintl-prefix=/usr"
     "--with-libiconv-prefix=/usr"
   ];
@@ -26,7 +26,6 @@ stdenv.mkDerivation {
     sed -i -e 's/name="idm.*"//g' $out/share/doc/OpenSP/releasenotes.html
     '';
 
-
   buildInputs = [ xmlto docbook_xml_dtd_412 libxslt docbook_xsl ];
 
   meta = {
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index a546bb0e1d8f..5bc61e004c77 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -2732,7 +2732,8 @@ let
     libc = glibc;
     binutils = binutils;
     shell = bash;
-    inherit libcxx coreutils zlib;
+    inherit coreutils zlib;
+    extraPackages = [ libcxx ];
     nativeTools = false;
     nativeLibc = false;
   };
@@ -2772,6 +2773,8 @@ let
   gcc       = gcc48;
   gcc_multi = gcc48_multi;
 
+  gccApple = throw "gccApple is no longer supported";
+
   gcc33 = wrapGCC (import ../development/compilers/gcc/3.3 {
     inherit fetchurl stdenv noSysDirs;
   });