From cdccbcdf532ec776562fa81e1c791637775a34b5 Mon Sep 17 00:00:00 2001
From: Franz Pletz <fpletz@fnordicwalking.de>
Date: Tue, 5 Nov 2019 01:14:00 +0100
Subject: [PATCH] thunderbird: fix build with gcc9

---
 .../applications/networking/mailreaders/thunderbird/default.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/applications/networking/mailreaders/thunderbird/default.nix b/pkgs/applications/networking/mailreaders/thunderbird/default.nix
index cdf2769c27e..0f4679a4223 100644
--- a/pkgs/applications/networking/mailreaders/thunderbird/default.nix
+++ b/pkgs/applications/networking/mailreaders/thunderbird/default.nix
@@ -108,6 +108,8 @@ in stdenv.mkDerivation rec {
 
   enableParallelBuilding = true;
 
+  hardeningDisable = [ "format" ];
+
   preConfigure =
     ''
       cxxLib=$( echo -n ${gcc}/include/c++/* )