From 03eb06ae6ee1549c8cee758390007699f4eaddbb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20=C4=8Cun=C3=A1t?= <vcunat@gmail.com>
Date: Fri, 2 Mar 2018 09:20:11 +0100
Subject: [PATCH] mysql55: fixup build with gcc7

---
 pkgs/servers/sql/mysql/5.5.x.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/servers/sql/mysql/5.5.x.nix b/pkgs/servers/sql/mysql/5.5.x.nix
index 5a747fb85ab..29d25b77afc 100644
--- a/pkgs/servers/sql/mysql/5.5.x.nix
+++ b/pkgs/servers/sql/mysql/5.5.x.nix
@@ -49,6 +49,7 @@ self = stdenv.mkDerivation rec {
     "-DINSTALL_SHAREDIR=share/mysql"
   ];
 
+  NIX_CFLAGS_COMPILE = [ "-fpermissive" ]; # since gcc-7
   NIX_LDFLAGS = stdenv.lib.optionalString stdenv.isLinux "-lgcc_s";
 
   prePatch = ''