From 45dfb4e9d4b85130b5347e994c0ab01025a367d0 Mon Sep 17 00:00:00 2001
From: Ben Siraphob <bensiraphob@gmail.com>
Date: Fri, 14 Nov 2025 17:50:19 -0800
Subject: [PATCH] sbcl: set minimum macOS version to 10.12 on x86_64-darwin

---
 pkgs/development/compilers/sbcl/default.nix | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/pkgs/development/compilers/sbcl/default.nix b/pkgs/development/compilers/sbcl/default.nix
index 69235fe11ca8..29345c0b4394 100644
--- a/pkgs/development/compilers/sbcl/default.nix
+++ b/pkgs/development/compilers/sbcl/default.nix
@@ -255,6 +255,11 @@ stdenv.mkDerivation (self: {
   # Fails to find `O_LARGEFILE` otherwise.
   env.NIX_CFLAGS_COMPILE = "-D_GNU_SOURCE";
 
+  # Set minimum macOS version to 10.12 for x86_64-darwin to support clock_gettime()
+  env.SBCL_MACOSX_VERSION_MIN = lib.optionalString (
+    stdenv.hostPlatform.isDarwin && stdenv.hostPlatform.isx86_64
+  ) "10.12";
+
   buildPhase = ''
     runHook preBuild