From f5fe71325fb86ebcfb0a6e5ad71b4e3948e6c94c Mon Sep 17 00:00:00 2001
From: Ryan Burns <rtburns@protonmail.com>
Date: Fri, 20 Aug 2021 21:30:22 -0700
Subject: [PATCH] s2n-tls: disable -Werror

This is causing errors under gcc 11.
---
 pkgs/development/libraries/s2n-tls/default.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/development/libraries/s2n-tls/default.nix b/pkgs/development/libraries/s2n-tls/default.nix
index 944c3477fbf1..be4b9710533b 100644
--- a/pkgs/development/libraries/s2n-tls/default.nix
+++ b/pkgs/development/libraries/s2n-tls/default.nix
@@ -20,6 +20,7 @@ stdenv.mkDerivation rec {
   cmakeFlags = [
     "-DBUILD_SHARED_LIBS=ON"
     "-DCMAKE_SKIP_BUILD_RPATH=OFF"
+    "-DUNSAFE_TREAT_WARNINGS_AS_ERRORS=OFF" # disable -Werror
   ];
 
   propagatedBuildInputs = [ openssl ]; # s2n-config has find_dependency(LibCrypto).