From 5672b6c2c8b28ba738a7f3013085622ebced3250 Mon Sep 17 00:00:00 2001
From: Jonathan G Rennison <j.g.rennison@gmail.com>
Date: Thu, 8 Sep 2016 20:09:42 +0100
Subject: [PATCH] Enable custom allocator use on clang.

---
 config.lib | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/config.lib b/config.lib
index 5509ee5b96..5a270b27a0 100644
--- a/config.lib
+++ b/config.lib
@@ -1359,7 +1359,7 @@ make_compiler_cflags() {
 
 		if [ "$cc_version" -ge "33" ]; then
 			# clang completed C++11 support in version 3.3
-			flags="$flags -std=c++11"
+			flags="$flags -std=c++11 -DCUSTOM_ALLOCATOR"
 		else
 			log 1 "configure: error: clang version is too old: `$1 -v 2>&1 | head -n 1`, minumum: 3.3"
 			exit 1