From 8dfb8d06f0b2f6b4792d012e929da43b21cfeec9 Mon Sep 17 00:00:00 2001
From: Joachim Fasting <joachifm@fastmail.fm>
Date: Sat, 19 Mar 2016 19:50:36 +0100
Subject: [PATCH] ipxe: fix gcc5 build

gcc5 enables additional warnings, causing the build to fail with
-Werror.  The build could be fixed by specifically disabling errors
for `discarded-array-qualifiers` and `logical-not-parentheses` warnings,
but simply passing -Wno-error is more future proof.

See https://hydra.nixos.org/build/33274006/nixlog/1/raw
---
 pkgs/tools/misc/ipxe/default.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/tools/misc/ipxe/default.nix b/pkgs/tools/misc/ipxe/default.nix
index e4c161b2e51..4346d25ca07 100644
--- a/pkgs/tools/misc/ipxe/default.nix
+++ b/pkgs/tools/misc/ipxe/default.nix
@@ -18,6 +18,8 @@ stdenv.mkDerivation {
 
   preConfigure = "cd src";
 
+  NIX_CFLAGS_COMPILE = "-Wno-error";
+
   makeFlags =
     [ "ECHO_E_BIN_ECHO=echo" "ECHO_E_BIN_ECHO_E=echo" # No /bin/echo here.
       "ISOLINUX_BIN_LIST=${syslinux}/share/syslinux/isolinux.bin"