From b31a63d2e50ab96ad5f063568a292e2b44a162d6 Mon Sep 17 00:00:00 2001
From: Thomas Tuegel <ttuegel@mailbox.org>
Date: Tue, 28 Feb 2017 05:59:45 -0600
Subject: [PATCH] pinentry_qt5: build with C++11 for Qt 5.7

---
 pkgs/tools/security/pinentry/qt5.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/tools/security/pinentry/qt5.nix b/pkgs/tools/security/pinentry/qt5.nix
index 18648633a09..375187a5146 100644
--- a/pkgs/tools/security/pinentry/qt5.nix
+++ b/pkgs/tools/security/pinentry/qt5.nix
@@ -31,6 +31,8 @@ stdenv.mkDerivation rec {
     (mkEnable true "pinentry-qt")
   ];
 
+  NIX_CFLAGS_COMPILE = [ "-std=c++11" ];
+
   nativeBuildInputs = [ pkgconfig ];
 
   meta = {