From e17fdb9607d52e5d64fe0ed8a517fd2723b7d85f Mon Sep 17 00:00:00 2001
From: Thomas Mader <thomas.mader@gmail.com>
Date: Sun, 27 Aug 2017 19:03:07 +0200
Subject: [PATCH] dmd: Fix bootstrap dmd compiler build. Doesn't work with
 gcc6.

---
 pkgs/top-level/all-packages.nix | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 605baef6894..885faf457fe 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -1673,7 +1673,14 @@ with pkgs;
 
   disper = callPackage ../tools/misc/disper { };
 
-  dmd_2_067_1 = callPackage ../development/compilers/dmd/2.067.1.nix { };
+  dmd_2_067_1 = callPackage ../development/compilers/dmd/2.067.1.nix {
+    stdenv = if stdenv.hostPlatform.isDarwin then
+               stdenv
+             else
+               # Doesn't build with gcc6 on linux
+               overrideCC stdenv gcc5;
+  };
+
   dmd = callPackage ../development/compilers/dmd {
     bootstrapDmd = dmd_2_067_1;
   };