From 5f3a2cb0d1c364c8ab970047d96d8b0e19209154 Mon Sep 17 00:00:00 2001
From: "Ricardo M. Correia" <rcorreia@wizy.org>
Date: Sun, 15 Mar 2015 03:36:40 +0100
Subject: [PATCH] rustc: Re-enable parallel building

---
 pkgs/development/compilers/rustc/makeRustcDerivation.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/compilers/rustc/makeRustcDerivation.nix b/pkgs/development/compilers/rustc/makeRustcDerivation.nix
index 0059fd82227..913e65de59a 100644
--- a/pkgs/development/compilers/rustc/makeRustcDerivation.nix
+++ b/pkgs/development/compilers/rustc/makeRustcDerivation.nix
@@ -132,7 +132,7 @@ stdenv.mkDerivation {
 
   buildInputs = [ which file perl curl python27 makeWrapper git valgrind procps ];
 
-  enableParallelBuilding = false; # disabled due to rust-lang/rust#16305
+  enableParallelBuilding = true;
 
   preCheck = "export TZDIR=${tzdata}/share/zoneinfo";