From 96824f11c6362baa4e061aaefd8eedd67c88bb9c Mon Sep 17 00:00:00 2001
From: peter <peter_jiachen@163.com>
Date: Wed, 24 Oct 2018 12:03:07 +0800
Subject: Fix -std=c++11 flag

---
 CMakeLists.txt                        | 7 ++++++-
 googletest/cmake/internal_utils.cmake | 4 ++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 572dac00..e4c09717 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,10 @@
 cmake_minimum_required(VERSION 2.8.8)
-add_definitions(-std=c++11)
+
+if (CMAKE_VERSION VERSION_LESS "3.1")
+  add_definitions(-std=c++11)
+else()
+  set(CMAKE_CXX_STANDARD 11)
+endif()
 
 if (POLICY CMP0048)
   cmake_policy(SET CMP0048 NEW)
diff --git a/googletest/cmake/internal_utils.cmake b/googletest/cmake/internal_utils.cmake
index 98674367..2e6b2393 100644
--- a/googletest/cmake/internal_utils.cmake
+++ b/googletest/cmake/internal_utils.cmake
@@ -98,6 +98,10 @@ macro(config_compiler_and_linker)
     set(cxx_exception_flags "-EHsc -D_HAS_EXCEPTIONS=1")
     set(cxx_no_exception_flags "-EHs-c- -D_HAS_EXCEPTIONS=0")
     set(cxx_no_rtti_flags "-GR-")
+
+    if (${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang")
+      set(cxx_base_flags "${cxx_base_flags} -Wno-unknown-argument")
+    endif()
   elseif (CMAKE_COMPILER_IS_GNUCXX)
     set(cxx_base_flags "-Wall -Wshadow -Werror")
     if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 7.0.0)
-- 
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