From e52f1b4b482468e15fee5df841efc203ceabc0ba Mon Sep 17 00:00:00 2001
From: Martin Mares <mj@ucw.cz>
Date: Thu, 21 Feb 2019 12:22:09 +0100
Subject: [PATCH] Successor: Fixed Makefile to enable --std=gnu++11 explicitly

Older versions of GCC (like the one in Debian Jessie) default
to older standards of the language.
---
 01-tree_successor/cpp/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/01-tree_successor/cpp/Makefile b/01-tree_successor/cpp/Makefile
index 45d4edb..44ba78d 100644
--- a/01-tree_successor/cpp/Makefile
+++ b/01-tree_successor/cpp/Makefile
@@ -1,7 +1,7 @@
 test: tree_successor_test
 	./$<
 
-CXXFLAGS=-O2 -Wall -Wextra -g -Wno-sign-compare
+CXXFLAGS=-std=gnu++11 -O2 -Wall -Wextra -g -Wno-sign-compare
 
 tree_successor_test: tree_successor.h tree_successor_test.cpp test_main.cpp
 	$(CXX) $(CXXFLAGS) $^ -o $@
-- 
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