From 63776d9c93bc3b9bd63c8fd19f0a9eb96f7540f6 Mon Sep 17 00:00:00 2001
From: Alexandre Duret-Lutz <adl@lrde.epita.fr>
Date: Tue, 14 Mar 2017 12:03:10 +0100
Subject: [PATCH] [buddy] add -Wno-gnu if supported

* m4/gccwarns.m4: Add -Wno-gnu to workaround a diagnostic from
clang 3.9.1 on arch Linux.  clang was complaining whtat assert()
is using a GNU extension.
---
 buddy/m4/gccwarns.m4 | 1 +
 1 file changed, 1 insertion(+)

diff --git a/buddy/m4/gccwarns.m4 b/buddy/m4/gccwarns.m4
index 6a91d7e2b..fb90308e1 100644
--- a/buddy/m4/gccwarns.m4
+++ b/buddy/m4/gccwarns.m4
@@ -41,6 +41,7 @@ EOF
    Wnull-dereference \
    Wsuggest-override \
    Wpedantic \
+   Wno-gnu \
    Wno-long-long
   do
     CFLAGS="$cf_save_CFLAGS $ac_cv_prog_gcc_warn_flags -$cf_opt"