From 132ab22db97d57c688b2a4cda4a905aee17cf5b0 Mon Sep 17 00:00:00 2001
From: Andre Noll <maan@tuebingen.mpg.de>
Date: Wed, 1 Apr 2015 02:50:27 +0000
Subject: [PATCH] build: Add -Wunused-macros to CPPFLAGS on Linux.

We already specify -Wunused which combines all -Wunused options but
does not activate the -Wunused-macros cpp warning.
---
 Makefile.real | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Makefile.real b/Makefile.real
index c5d64058..1ceb3e96 100644
--- a/Makefile.real
+++ b/Makefile.real
@@ -110,6 +110,7 @@ LDFLAGS += $(clock_gettime_ldflags)
 
 ifeq ($(uname_s),Linux)
 	# these cause warnings on *BSD
+	CPPFLAGS += -Wunused-macros
 	STRICT_CFLAGS += -fdata-sections -ffunction-sections
 	STRICT_CFLAGS += -Wstrict-prototypes
 	STRICT_CFLAGS += -Wshadow
-- 
2.39.5