From aa528432f4f5bf41ecf3225045ffeb09cb1d447a Mon Sep 17 00:00:00 2001
From: George Huebner <george@feyor.sh>
Date: Sat, 22 Nov 2025 15:44:50 -0300
Subject: [PATCH] giac: disable libc++ hardening

---
 pkgs/by-name/gi/giac/package.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/by-name/gi/giac/package.nix b/pkgs/by-name/gi/giac/package.nix
index 410cae74a7e2..b6683c2d8622 100644
--- a/pkgs/by-name/gi/giac/package.nix
+++ b/pkgs/by-name/gi/giac/package.nix
@@ -192,6 +192,9 @@ stdenv.mkDerivation rec {
     "--disable-micropy"
   ];
 
+  # https://github.com/NixOS/nixpkgs/pull/463804
+  hardeningDisable = [ "libcxxhardeningfast" ];
+
   postInstall = ''
     # example Makefiles contain the full path to some commands
     # notably texlive, and we don't want texlive to become a runtime