use std=c++14 instead of std=c++11

Author: q4a

CMakeLists.txt

@@ -3,7 +3,7 @@ project(OpenXRay)
 
 set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
 
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fpermissive --std=c++11")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fpermissive --std=c++14")
 
 add_definitions(-D_MT -D_CPPUNWIND -DPURE_DYNAMIC_CAST -DDECLARE_SPECIALIZATION -DM_NOSTDCONTAINERS_EXT -DUSE_OGL)