cmake Tutorial => C/C++ version selection
riptutorial.com › cmake › exampleWanted version for C and C++ can be specified globally using respectively variables CMAKE_C_STANDARD (accepted values are 98, 99 and 11) and CMAKE_CXX_STANDARD (accepted values are 98, 11 and 14): set (CMAKE_C_STANDARD 99) set (CMAKE_CXX_STANDARD 11) These will add the needed compile options on targets (e.g. -std=c++11 for gcc).
CXX_STANDARD — CMake 3.23.0-rc4 Documentation
cmake.org › cmake › helpCXX_STANDARD ¶. CXX_STANDARD. ¶. New in version 3.1. The C++ standard whose features are requested to build this target. This property specifies the C++ standard whose features are requested to build this target. For some compilers, this results in adding a flag such as -std=gnu++11 to the compile line. For compilers that have no notion of a ...