From 4b08c4e4e25ccdc694fcbaae9e3c570e958b3563 Mon Sep 17 00:00:00 2001
From: Gaetan Lepage <gaetan@glepage.com>
Date: Mon, 25 Aug 2025 02:04:50 +0200
Subject: [PATCH] python3Packages.xgrammar: mark as broken on darwin

---
 pkgs/development/python-modules/xgrammar/default.nix | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/pkgs/development/python-modules/xgrammar/default.nix b/pkgs/development/python-modules/xgrammar/default.nix
index 16961ad77c19..c7f26b35eb41 100644
--- a/pkgs/development/python-modules/xgrammar/default.nix
+++ b/pkgs/development/python-modules/xgrammar/default.nix
@@ -95,5 +95,10 @@ buildPythonPackage rec {
     homepage = "https://xgrammar.mlc.ai";
     changelog = "https://github.com/mlc-ai/xgrammar/releases/tag/${src.tag}";
     license = lib.licenses.asl20;
+    badPlatforms = [
+      # clang++: error: unsupported option '-ffat-lto-objects' for target 'arm64-apple-darwin'
+      # idem for 'x86_64-apple-darwin'
+      lib.systems.inspect.patterns.isDarwin
+    ];
   };
 }