To enable C++11 compiler switches, you typically need to specify the version of the C++ standard you want to use when you compile your C++ code. This can be done using the appropriate flags in your compiler. Below are examples for two popular C++ compilers: GCC and Clang.
For GCC, you can use the -std=c++11
flag, and for Clang, the same flag applies. In case you're using Visual Studio, C++11 features are supported by default in versions 2013 and newer, but you should ensure that you're targeting the correct version in your project settings.
Here’s how you would compile a simple C++ program with C++11 support using GCC:
g++ -std=c++11 -o my_program my_program.cpp
And for Clang, the command is the same:
clang++ -std=c++11 -o my_program my_program.cpp
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