From ab3108ff59f37674396a4e01349a2c57526d8cfa Mon Sep 17 00:00:00 2001
From: Thomas Krijnen <t.krijnen@gmail.com>
Date: Fri, 23 Jan 2026 11:16:06 +0100
Subject: [PATCH] Set GMP --enable-fat during build #7458 #7556

---
 nix/build-all.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/nix/build-all.py b/nix/build-all.py
index 448e3655ec..73a92c0b3a 100644
--- a/nix/build-all.py
+++ b/nix/build-all.py
@@ -1177,6 +1177,8 @@ if "cgal" in targets:
         # Disable assembly, otherwise `emcc -c conftest.s` will crash due to assembly mismatch.
         gmp_args.extend(("--disable-assembly", "--enable-cxx"))
         mpfr_args.extend(("--host", "none"))
+    else:
+        gmp_args.append("--enable-fat") # See issues #7458 #7556
 
     OLD_CC = None
     if MAC_CROSS_COMPILE_INTEL: