From 81776365f460730906835057cc7f72dfb594f5a3 Mon Sep 17 00:00:00 2001
From: xeji <xeji@cat3.de>
Date: Thu, 8 Mar 2018 11:42:30 +0100
Subject: [PATCH] rapidjson: fix gcc7 compile error

---
 pkgs/development/libraries/rapidjson/default.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/development/libraries/rapidjson/default.nix b/pkgs/development/libraries/rapidjson/default.nix
index 5e9a11d42512c..8e6b3b44491e1 100644
--- a/pkgs/development/libraries/rapidjson/default.nix
+++ b/pkgs/development/libraries/rapidjson/default.nix
@@ -13,6 +13,9 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pkgconfig cmake ];
 
+  # detected by gcc7
+  NIX_CFLAGS_COMPILE = [ "-Wno-error=implicit-fallthrough" ];
+
   meta = with lib; {
     description = "Fast JSON parser/generator for C++ with both SAX/DOM style API";
     homepage = "http://rapidjson.org/";