Use C++11 by default for CLion IDE based projects // Resolve #873

platformio/ide/tpls/clion/CMakeListsPrivate.txt.tpl

@@ -5,6 +5,7 @@ SET(CMAKE_C_COMPILER "{{cc_path.replace("\\", "/")}}")
 SET(CMAKE_CXX_COMPILER "{{cxx_path.replace("\\", "/")}}")
 SET(CMAKE_CXX_FLAGS_DISTRIBUTION "{{cxx_flags}}")
 SET(CMAKE_C_FLAGS_DISTRIBUTION "{{cc_flags}}")
+set(CMAKE_CXX_STANDARD 11)
 
 % for define in defines:
 add_definitions(-D{{!define}})