From d3e8a54020d9875218f79a3ac8f90008cd0e81f8 Mon Sep 17 00:00:00 2001
From: Silver Chan <chenchuanyinuestc@gmail.com>
Date: Wed, 4 Apr 2018 10:31:05 +0800
Subject: [PATCH] Fix problem: cmake build failed in c++11  by clang

CMakeLists.txt adds c++11 flags for clang
---
 cmake/CMakeLists.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/cmake/CMakeLists.txt b/cmake/CMakeLists.txt
index bf3f886303..fca4da33d1 100644
--- a/cmake/CMakeLists.txt
+++ b/cmake/CMakeLists.txt
@@ -15,6 +15,9 @@ endif()
 # Project
 project(protobuf C CXX)
 
+# Add c++11 flags for clang
+set(CMAKE_CXX_FLAGS "-std=c++11")
+
 # Options
 option(protobuf_BUILD_TESTS "Build tests" ON)
 option(protobuf_BUILD_EXAMPLES "Build examples" OFF)