How to enable C++11 in CLion?

Question

I\'m trying to run C++11 code in CLion but it doesn\'t work. It says:

...
    /projects/CLion/untitled/main.cpp:7:1: note: C++11 ‘constexpr’ only available w         


        

Answer 1

I tried to set CMAKE_C_FLAGS

According to the documentation the CMAKE_C_FLAGS set C language flags for all build types. For C++ you need use CMAKE_CXX_FLAGS instead:

set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")