From 4d5e724a78803ed18033f04e7ffec6c8ea3bc922 Mon Sep 17 00:00:00 2001
From: Jan Synacek <jsynacek@redhat.com>
Date: Thu, 7 Sep 2017 14:37:06 +0200
Subject: [PATCH] fix compilation after commit
 382877acc6c029e59e359a076d203ca03b4b9e9e

It turns out that explicit #warning macros work as explicit errors with -Werror.

Related: #1447937
---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index def9fe5ce7..ee147e28eb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -188,7 +188,7 @@ CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\
         -Wno-missing-field-initializers \
         -Wno-unused-result \
         -Werror \
-        -Wno-error=maybe-uninitialized \
+        -Wno-error=maybe-uninitialized -Wno-error=cpp \
         -Wdate-time \
         -Wnested-externs \
         -ffast-math \