From 6b53a7cd09e2c49259512287413cb22f3bd8425f Mon Sep 17 00:00:00 2001
From: Timo Kaufmann <timokau@zoho.com>
Date: Sat, 10 Mar 2018 16:15:57 +0100
Subject: [PATCH] blackmagic: Revert to gcc6

---
 pkgs/top-level/all-packages.nix | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 2b4fcd186a7..83bf32a428d 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -7478,7 +7478,9 @@ with pkgs;
   bison3 = callPackage ../development/tools/parsing/bison/3.x.nix { };
   bison = bison3;
 
-  blackmagic = callPackage ../development/tools/misc/blackmagic { };
+  blackmagic = callPackage ../development/tools/misc/blackmagic {
+    stdenv = overrideCC stdenv gcc6;
+  };
 
   bloaty = callPackage ../development/tools/bloaty { };