From 9daf938d371f2b8ab1bd849b6214c02413e4d7f0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sandro=20J=C3=A4ckel?= <sandro.jaeckel@gmail.com>
Date: Mon, 4 Jan 2021 10:59:14 +0100
Subject: [PATCH] katago: Use stdenv.hostPlatform.avx2Support

---
 pkgs/games/katago/default.nix | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/pkgs/games/katago/default.nix b/pkgs/games/katago/default.nix
index 0f9e4b8d67a8..a9ac9e8ac598 100644
--- a/pkgs/games/katago/default.nix
+++ b/pkgs/games/katago/default.nix
@@ -14,11 +14,12 @@
 , ocl-icd ? null
 , gperftools ? null
 , eigen ? null
-, enableAVX2 ? false
+, enableAVX2 ? stdenv.hostPlatform.avx2Support
 , enableBigBoards ? false
 , enableCuda ? false
 , enableGPU ? true
-, enableTcmalloc ? true}:
+, enableTcmalloc ? true
+}:
 
 assert !enableGPU -> (
   eigen != null &&
@@ -103,8 +104,6 @@ in env.mkDerivation rec {
       --prefix LD_LIBRARY_PATH : "/run/opengl-driver/lib"
   '';
 
-  enableParallelBuilding = true;
-
   meta = with stdenv.lib; {
     description = "Go engine modeled after AlphaGo Zero";
     homepage    = "https://github.com/lightvector/katago";