Fix Windows build with MSYS2/MinGW.
@@ -2,7 +2,7 @@ cmake_minimum_required (VERSION 3.13)
### Basic compilation settings
set (CMAKE_POSITION_INDEPENDENT_CODE TRUE)
-set (CMAKE_CXX_STANDARD 11)
+set (CMAKE_CXX_STANDARD 14)
include_directories (
${CMAKE_CURRENT_SOURCE_DIR}