From da97f0dbf1834b6801f05744e55e73e0b926e481 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Attila=20Ol=C3=A1h?= <attila@dorn.haus>
Date: Sun, 19 Jul 2026 10:59:16 +0200
Subject: [PATCH] nix: build on darwin with -march=native

---
 flake.nix | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/flake.nix b/flake.nix
index 276dbb6..df83d4c 100644
--- a/flake.nix
+++ b/flake.nix
@@ -45,7 +45,10 @@
           checkInputs = [pythonEnv];
 
           # Use x86-64-v3 (AVX2) for a portable binary; override with ARCH=native for local builds
-          ARCH = "x86-64-v3";
+          ARCH =
+            if pkgs.stdenv.hostPlatform.isx86_64
+            then "x86-64-v3"
+            else "native";
 
           buildPhase = ''
             runHook preBuild
@@ -95,7 +98,7 @@
             description = "Run GLM-5.2 (744B MoE) on a consumer machine with ~25 GB RAM";
             homepage = "https://github.com/JustVugg/colibri";
             license = licenses.asl20;
-            platforms = platforms.linux;
+            platforms = with platforms; linux ++ darwin;
             mainProgram = "glm";
           };
         };