From e0ab9af3968e03e6135b7759d203d88536979a64 Mon Sep 17 00:00:00 2001
From: Theodore Ni <3806110+tjni@users.noreply.github.com>
Date: Thu, 22 Sep 2022 23:15:34 -0700
Subject: opencolorio_1: fix build on aarch64-darwin

---
 pkgs/development/libraries/opencolorio/1.x.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/opencolorio/1.x.nix b/pkgs/development/libraries/opencolorio/1.x.nix
index 1b58faf5443..7622ebbe43e 100644
--- a/pkgs/development/libraries/opencolorio/1.x.nix
+++ b/pkgs/development/libraries/opencolorio/1.x.nix
@@ -29,7 +29,8 @@ stdenv.mkDerivation rec {
     # External libyamlcpp 0.6.* not compatible: https://github.com/imageworks/OpenColorIO/issues/517
     "-DUSE_EXTERNAL_YAML=OFF"
   ] ++ lib.optional stdenv.isDarwin "-DOCIO_USE_BOOST_PTR=ON"
-    ++ lib.optional (!stdenv.hostPlatform.isx86) "-DOCIO_USE_SSE=OFF";
+    ++ lib.optional (!stdenv.hostPlatform.isx86) "-DOCIO_USE_SSE=OFF"
+    ++ lib.optional (stdenv.isDarwin && stdenv.isAarch64) "-DCMAKE_OSX_ARCHITECTURES=arm64";
 
   postInstall = ''
     mkdir -p $bin/bin; mv $out/bin $bin/
-- 
cgit 1.4.1