From fdf08063866138def7a5f6615cb71bb505b31ffc Mon Sep 17 00:00:00 2001
From: Dmitry Kalinkin <dmitry.kalinkin@gmail.com>
Date: Mon, 16 May 2022 11:53:27 -0400
Subject: [PATCH] root5: fix build with recent gcc

---
 pkgs/applications/science/misc/root/5.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/applications/science/misc/root/5.nix b/pkgs/applications/science/misc/root/5.nix
index 40a5412e7af..84443645865 100644
--- a/pkgs/applications/science/misc/root/5.nix
+++ b/pkgs/applications/science/misc/root/5.nix
@@ -104,6 +104,7 @@ stdenv.mkDerivation rec {
     "-Drpath=ON"
     "-DCMAKE_INSTALL_LIBDIR=lib"
     "-DCMAKE_INSTALL_INCLUDEDIR=include"
+    "-DCMAKE_CXX_FLAGS=-std=c++11"
     "-Dalien=OFF"
     "-Dbonjour=OFF"
     "-Dcastor=OFF"