net-im/openmittsu/files/openmittsu-cxx14.patch


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From 3b7ce3b82deeaa7500b25cccee263845555d8729 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ulrich=20M=C3=BCller?= <ulm@gentoo.org>
Date: Mon, 24 Apr 2017 20:48:08 +0200
Subject: [PATCH] Set C++ standard to 14.

Needed for CMake 3.1.0 or later, which would otherwise fall back
to -std=gnu++11 in flags.make.
---
 CMakeLists.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index aef2b89..401f636 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -85,6 +85,8 @@ if(CMAKE_COMPILER_IS_GNUCC)
     # Set standard flags for GCC
     set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -funroll-loops")
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14 -Wall -pedantic")
+    set(CMAKE_CXX_STANDARD 14)
+    set(CMAKE_CXX_STANDARD_REQUIRED ON)
 elseif(MSVC)
     set(OPENMITTSU_COMPILED_BY "MSVC")
 	
@@ -112,6 +114,8 @@ else(CLANG)
 		set(CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LIBRARY "libc++")
     endif()
     set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14 -stdlib=${CLANG_STDLIB} -Wall -pedantic -Wno-unused-variable -ftemplate-depth=1024")
+    set(CMAKE_CXX_STANDARD 14)
+    set(CMAKE_CXX_STANDARD_REQUIRED ON)
 endif()
 
 #
-- 
2.12.2