From 8714a30e4c9cdc56bdeceddb0ab10777ccddc82b Mon Sep 17 00:00:00 2001
From: Michael Raskin <7c6f434c@mail.ru>
Date: Mon, 28 May 2018 11:09:25 +0200
Subject: [PATCH] olm: fix build by disabling _FORTIFY_SOURCE

---
 pkgs/development/libraries/olm/default.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/development/libraries/olm/default.nix b/pkgs/development/libraries/olm/default.nix
index e044a7bde423..7b10db9245c5 100644
--- a/pkgs/development/libraries/olm/default.nix
+++ b/pkgs/development/libraries/olm/default.nix
@@ -18,5 +18,8 @@ stdenv.mkDerivation rec {
   doCheck = true;
   checkTarget = "test";
 
+  # requires optimisation but memory operations are compiled with -O0
+  hardeningDisable = ["fortify"];
+
   installFlags = "PREFIX=$(out)";
 }