From 233a0b3f36790e1219938a539b769f9bce42b770 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20Kj=C3=A6r?= <ckl@codetalk.io>
Date: Tue, 7 Nov 2017 14:54:10 +0900
Subject: [PATCH] php: specify CXXFLAGS for macOS

Fixes #31059
---
 pkgs/development/interpreters/php/default.nix | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/interpreters/php/default.nix b/pkgs/development/interpreters/php/default.nix
index c967ed2b8623..b28d5acf9786 100644
--- a/pkgs/development/interpreters/php/default.nix
+++ b/pkgs/development/interpreters/php/default.nix
@@ -20,10 +20,12 @@ let
 
       enableParallelBuilding = true;
 
-  nativeBuildInputs = [ pkgconfig ];
+      nativeBuildInputs = [ pkgconfig ];
       buildInputs = [ flex bison ]
         ++ lib.optional stdenv.isLinux systemd;
 
+      CXXFLAGS = lib.optional stdenv.cc.isClang "-std=c++11";
+
       flags = {
 
         # much left to do here...