From c7d77c90c6810007db498476876c33cf05d5d886 Mon Sep 17 00:00:00 2001
From: Matthew Bauer <mjbauer95@gmail.com>
Date: Tue, 31 Jul 2018 21:44:58 -0400
Subject: [PATCH] llvm5: disable tests on cross compilers

This appears to be broken currently.

https://hydra.nixos.org/build/77597880

/cc @Ericson2314
---
 pkgs/development/compilers/llvm/5/llvm.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/compilers/llvm/5/llvm.nix b/pkgs/development/compilers/llvm/5/llvm.nix
index 760969f3469..129a6e48b71 100644
--- a/pkgs/development/compilers/llvm/5/llvm.nix
+++ b/pkgs/development/compilers/llvm/5/llvm.nix
@@ -129,7 +129,8 @@ in stdenv.mkDerivation (rec {
     ln -s $lib/lib/libLLVM.dylib $lib/lib/libLLVM-${release_version}.dylib
   '';
 
-  doCheck = stdenv.isLinux && (!stdenv.isi686);
+  doCheck = stdenv.isLinux && (!stdenv.isi686)
+            && (stdenv.hostPlatform == stdenv.targetPlatform);
 
   checkTarget = "check-all";