From 3bb9a2d4e5a88c7ae233359e67c4b77517e1ec24 Mon Sep 17 00:00:00 2001
From: Michael Daniels <mdaniels5757@gmail.com>
Date: Sun, 24 May 2026 22:18:38 -0400
Subject: [PATCH] python3Packages.bezier: unbreak on Darwin

---
 pkgs/development/python-modules/bezier/default.nix | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/python-modules/bezier/default.nix b/pkgs/development/python-modules/bezier/default.nix
index e7c3990db4cb..9fa66ee44f4f 100644
--- a/pkgs/development/python-modules/bezier/default.nix
+++ b/pkgs/development/python-modules/bezier/default.nix
@@ -50,7 +50,12 @@ buildPythonPackage rec {
         gfortran
       ];
 
-      env.NIX_LDFLAGS = lib.optionalString stdenv.hostPlatform.isLinux "-z,noexecstack";
+      env = {
+        # -fmacro-prefix-map is not a valid option for Fortran.
+        # This is true on all platforms, but the flag only seems to be a problem on Darwin.
+        NIX_CFLAGS_COMPILE = lib.optionalString stdenv.hostPlatform.isDarwin "-Wno-complain-wrong-lang";
+        NIX_LDFLAGS = lib.optionalString stdenv.hostPlatform.isLinux "-z,noexecstack";
+      };
     };
     NIX_CFLAGS_COMPILE = toString [
       "-Wno-error=incompatible-pointer-types"