Armadillo requires a C++ compiler that can properly handle template meta-programming: the compiler has to properly support the C++ standard.
Is there a particular reason you need the Embarcadero C++ Builder ?
These days we have the luxury of very high quality C++ compilers that are both free (no-cost) and open-source. You may wish to look into compilers such as GCC and Clang, which can be used in conjunction with Eclipse.
All Linux distributions come with GCC pre-compiled. You can get GCC for Windows from the MinGW project.