pure darwin stdenv

pkgs/development/tools/misc/binutils/default.nix

@@ -2,8 +2,6 @@
 , cross ? null, gold ? true, bison ? null
 }:
 
-assert !stdenv.isDarwin;
-
 let basename = "binutils-2.23.1"; in
 
 with { inherit (stdenv.lib) optional optionals optionalString; };
@@ -56,7 +54,9 @@ stdenv.mkDerivation rec {
 
   # As binutils takes part in the stdenv building, we don't want references
   # to the bootstrap-tools libgcc (as uses to happen on arm/mips)
-  NIX_CFLAGS_COMPILE = "-static-libgcc";
+  NIX_CFLAGS_COMPILE = if stdenv.isDarwin
+    then "-Wno-string-plus-int -Wno-deprecated-declarations"
+    else "-static-libgcc";
 
   configureFlags =
     [ "--enable-shared" "--enable-deterministic-archives" ]