From a4f2b97a24d5788778eb73d80ca8256cd0d6ff0b Mon Sep 17 00:00:00 2001
From: Pontus Stenetorp <pontus@stenetorp.se>
Date: Sat, 13 Mar 2021 05:55:49 +0000
Subject: [PATCH] julia: enable parallel building

Erroneously disabled by 3ae5e6ce03f9dbf3f0a0a3e3161c83e28c1b45af as it
mistook Julia for using CMake (it is used by some of the vendored
dependencies).
---
 pkgs/development/compilers/julia/1.0.nix | 2 ++
 pkgs/development/compilers/julia/1.5.nix | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/pkgs/development/compilers/julia/1.0.nix b/pkgs/development/compilers/julia/1.0.nix
index 5b1a4674a88a..d68f56faf2eb 100644
--- a/pkgs/development/compilers/julia/1.0.nix
+++ b/pkgs/development/compilers/julia/1.0.nix
@@ -184,6 +184,8 @@ stdenv.mkDerivation rec {
     export LD_LIBRARY_PATH=${LD_LIBRARY_PATH}
   '';
 
+  enableParallelBuilding = true;
+
   postInstall = ''
     # Symlink shared libraries from LD_LIBRARY_PATH into lib/julia,
     # as using a wrapper with LD_LIBRARY_PATH causes segmentation
diff --git a/pkgs/development/compilers/julia/1.5.nix b/pkgs/development/compilers/julia/1.5.nix
index b4c33faa44cd..f32c55bf1e22 100644
--- a/pkgs/development/compilers/julia/1.5.nix
+++ b/pkgs/development/compilers/julia/1.5.nix
@@ -129,6 +129,8 @@ stdenv.mkDerivation rec {
     export LD_LIBRARY_PATH=${LD_LIBRARY_PATH}
   '';
 
+  enableParallelBuilding = true;
+
   postInstall = ''
     # Symlink shared libraries from LD_LIBRARY_PATH into lib/julia,
     # as using a wrapper with LD_LIBRARY_PATH causes segmentation