diff -U 3 -dHrN -- a/cmake_modules/compiler_options.cmake b/cmake_modules/compiler_options.cmake
--- a/cmake_modules/compiler_options.cmake 2017-09-26 00:21:15.000000000 +0200
+++ b/cmake_modules/compiler_options.cmake 2017-11-05 08:22:16.662695768 +0100
@@ -64,10 +64,13 @@
#set(CMAKE_LIBRARY_ARCHITECTURE x86)
else()
# c++11 options
+ check_cxx_compiler_flag(-std=c++14 HAS_CXX14_FLAG)
check_cxx_compiler_flag(-std=c++11 HAS_CXX11_FLAG)
check_cxx_compiler_flag(-std=c++0x HAS_CXX0X_FLAG)
- if(HAS_CXX11_FLAG)
+ if(HAS_CXX14_FLAG)
+ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
+ elseif(HAS_CXX11_FLAG)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
elseif(HAS_CXX0X_FLAG)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")