From e465dd55ecf9ce4c17ffe6210b360c6c457d08b2 Mon Sep 17 00:00:00 2001
From: Weijia Wang <9713184+wegank@users.noreply.github.com>
Date: Wed, 5 Jan 2022 23:55:04 +0100
Subject: [PATCH] ocamlPackages.uunf: fix aarch64-linux build

---
 pkgs/development/ocaml-modules/uunf/default.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/development/ocaml-modules/uunf/default.nix b/pkgs/development/ocaml-modules/uunf/default.nix
index b71442a6a8b3..073e6865fcdd 100644
--- a/pkgs/development/ocaml-modules/uunf/default.nix
+++ b/pkgs/development/ocaml-modules/uunf/default.nix
@@ -22,6 +22,8 @@ stdenv.mkDerivation {
 
   propagatedBuildInputs = [ uchar ];
 
+  prePatch = lib.optionalString stdenv.isAarch64 "ulimit -s 16384";
+
   inherit (topkg) buildPhase installPhase;
 
   meta = with lib; {