From 3bd0e50a28cd256deb26bcc3e0884ff6761e7472 Mon Sep 17 00:00:00 2001
From: Will Dietz <w@wdtz.org>
Date: Mon, 24 Sep 2018 10:42:57 -0500
Subject: [PATCH] libpfm: don't use -Werror

---
 pkgs/development/libraries/libpfm/default.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/development/libraries/libpfm/default.nix b/pkgs/development/libraries/libpfm/default.nix
index 25e55e45d1e2..ffd195b6462d 100644
--- a/pkgs/development/libraries/libpfm/default.nix
+++ b/pkgs/development/libraries/libpfm/default.nix
@@ -11,6 +11,8 @@ stdenv.mkDerivation rec {
 
   installFlags = "DESTDIR=\${out} PREFIX= LDCONFIG=true";
 
+  NIX_CFLAGS_COMPILE = [ "-Wno-error" ];
+
   meta = with stdenv.lib; {
     description = "Helper library to program the performance monitoring events";
     longDescription = ''