From d9d9d3196f53a07309e5fc21f4e50722909d1e12 Mon Sep 17 00:00:00 2001
From: Franz Pletz <fpletz@fnordicwalking.de>
Date: Fri, 27 Dec 2019 04:57:58 +0100
Subject: [PATCH] rocksdb: fix darwin build

---
 pkgs/development/libraries/rocksdb/default.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/rocksdb/default.nix b/pkgs/development/libraries/rocksdb/default.nix
index 3f3b50ea8fe6..2d3d1e8d722d 100644
--- a/pkgs/development/libraries/rocksdb/default.nix
+++ b/pkgs/development/libraries/rocksdb/default.nix
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
     substituteInPlace CMakeLists.txt --replace "find_package(zlib " "find_package(ZLIB "
   '';
 
-  NIX_CFLAGS_COMPILE = "-Wno-error=deprecated-copy -Wno-error=pessimizing-move";
+  NIX_CFLAGS_COMPILE = stdenv.lib.optionalString stdenv.cc.isGNU "-Wno-error=deprecated-copy -Wno-error=pessimizing-move";
 
   cmakeFlags = [
     "-DPORTABLE=1"