From 0f9268e52c03383ade24642836be1a4e74070df3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Domen=20Ko=C5=BEar?= <domen@dev.si>
Date: Thu, 14 Apr 2016 12:50:21 +0100
Subject: [PATCH] fetchurl: assert required Nix version for sha512

---
 pkgs/build-support/fetchurl/default.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/build-support/fetchurl/default.nix b/pkgs/build-support/fetchurl/default.nix
index 3cd64ed1c02..a7c76737e1a 100644
--- a/pkgs/build-support/fetchurl/default.nix
+++ b/pkgs/build-support/fetchurl/default.nix
@@ -87,6 +87,7 @@ in
 
 assert builtins.isList urls;
 assert (urls == []) != (url == "");
+assert sha512 != "" -> builtins.compareVersions "1.11" builtins.nixVersion <= 0;
 
 
 let