From 09b611ee8efc3a2b1ee2c8a464ff590c47de5799 Mon Sep 17 00:00:00 2001
From: Anton Fedotov <ad.fedotov@gmail.com>
Date: Fri, 31 Jul 2015 16:58:03 +0300
Subject: [PATCH] ccache: set attribute isGNU = true

---
 pkgs/development/tools/misc/ccache/default.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/tools/misc/ccache/default.nix b/pkgs/development/tools/misc/ccache/default.nix
index 0762d175e89..32a783cef8f 100644
--- a/pkgs/development/tools/misc/ccache/default.nix
+++ b/pkgs/development/tools/misc/ccache/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation {
   passthru = {
     # A derivation that provides gcc and g++ commands, but that
     # will end up calling ccache for the given cacheDir
-    links = extraConfig : (runCommand "ccache-links" { passthru.gcc = gcc; }
+    links = extraConfig : (runCommand "ccache-links" { passthru.gcc = gcc; passthru.isGNU = true; }
       ''
         mkdir -p $out/bin
         if [ -x "${gcc.cc}/bin/gcc" ]; then