From 6895ef672b510cdf20d8eac26c35605839de710f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20=C4=8Cun=C3=A1t?= <vcunat@gmail.com>
Date: Sat, 26 Aug 2017 10:35:05 +0200
Subject: [PATCH] fbreader: fixup build with gcc-6

---
 pkgs/applications/misc/fbreader/default.nix | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pkgs/applications/misc/fbreader/default.nix b/pkgs/applications/misc/fbreader/default.nix
index 2b193ef42cd2..6cfd1e05279e 100644
--- a/pkgs/applications/misc/fbreader/default.nix
+++ b/pkgs/applications/misc/fbreader/default.nix
@@ -16,11 +16,13 @@ stdenv.mkDerivation {
 
   makeFlags = "INSTALLDIR=$(out)";
 
+  NIX_CFLAGS_COMPILE = [ "-Wno-error=narrowing" ]; # since gcc-6
+
   patchPhase = ''
     # don't try to use ccache
     substituteInPlace makefiles/arch/desktop.mk \
       --replace "CCACHE = " "# CCACHE = "
-  
+
     substituteInPlace fbreader/desktop/Makefile \
       --replace "/usr/share" "$out/share"
   '';