From 721c8ab3074af8e56718a7371de7e079162435a8 Mon Sep 17 00:00:00 2001
From: "(cdep)illabout" <cdep.illabout@gmail.com>
Date: Wed, 19 May 2021 10:30:23 +0900
Subject: [PATCH] haskell.compiler.ghcHEAD: disable Hydra build on
 aarch64-linux

---
 pkgs/development/compilers/ghc/head.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/development/compilers/ghc/head.nix b/pkgs/development/compilers/ghc/head.nix
index 8a2a63972573..a0ca13270a24 100644
--- a/pkgs/development/compilers/ghc/head.nix
+++ b/pkgs/development/compilers/ghc/head.nix
@@ -261,6 +261,8 @@ stdenv.mkDerivation (rec {
     description = "The Glasgow Haskell Compiler";
     maintainers = with lib.maintainers; [ marcweber andres peti ];
     inherit (ghc.meta) license platforms;
+    # ghcHEAD times out on aarch64-linux on Hydra.
+    hydraPlatforms = builtins.filter (p: p != "aarch64-linux") ghc.meta.platforms;
   };
 
   dontStrip = (targetPlatform.useAndroidPrebuilt || targetPlatform.isWasm);