IBM® XL C/C++ for AIX® is a compiler that facilitates the creation and maintenance of applications written in C/C++ for IBM Power Systems™. It generates code that leverages the capabilities of POWER8® and the latest POWER9™ architectures and maximizes your hardware utilization. V16.1 provides new C and C++ compilers adopting the open-source Clang technology. The new compilers provide enhanced C & C++ language standards support including C11, C++11, and C++14 as well as GCC compatibility. The existing C and C++ compilers continue to be available for use. Announcement: IBM C/C++ and Fortran compilers to adopt LLVM open-source infrastructure.