From 35083d5f301782659e1885291de4856920d3327d Mon Sep 17 00:00:00 2001
From: janko33bd <janko33bd@gmail.com>
Date: Wed, 7 Jun 2017 20:05:23 +0200
Subject: [PATCH] the issue there is OBJCXX not using the c++11 flag.

---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 96588e95c..41fc22fb5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -333,7 +333,7 @@ case $host in
 
      AX_CHECK_LINK_FLAG([[-Wl,-headerpad_max_install_names]], [LDFLAGS="$LDFLAGS -Wl,-headerpad_max_install_names"])
      CPPFLAGS="$CPPFLAGS -DMAC_OSX"
-     OBJCXXFLAGS="$CXXFLAGS"
+     OBJCXXFLAGS="-std=c++11 $CXXFLAGS"
      ;;
    *linux*)
      TARGET_OS=linux