Introducing XL C/C++

IBM® XL C/C++ for Linux, V13.1.6 is an advanced, high-performance compiler that can be used for developing complex, computationally intensive programs, including interlanguage calls with C and Fortran programs.

This section contains information about the features of the XL C/C++ compiler at a high level. It is intended for people who are evaluating the compiler and for new users who want to find out more about the product.

Commonality with other IBM compilers
IBM XL C/C++ for Linux, V13.1.6 is part of a larger family of IBM C, C++, and Fortran compilers. XL C/C++, together with XL Fortran, comprises the family of XL compilers.
Operating system and hardware support
This section describes the operating systems and hardware that IBM XL C/C++ for Linux, V13.1.6 supports.
A highly configurable compiler
You can use a variety of compiler invocation commands and options to tailor the compiler to your unique compilation requirements.
Language standard compliance
This topic describes the C/C++ programming language specifications that IBM XL C/C++ for Linux, V13.1.6 supports.
Libraries
XL C/C++ includes a runtime environment that contains a number of libraries.
Utilities and commands
This topic introduces the main utilities and commands that are included with XL C/C++. It does not contain all compiler utilities and commands.
Advance Toolchain 11.0 support
IBM XL C/C++ for Linux, V13.1.6 fully supports IBM Advance Toolchain 11.0, which is a set of open source development tools and runtime libraries. With IBM Advance Toolchain, you can take advantage of the latest POWER® hardware features on Linux, especially the tuned libraries.
Program optimization
XL C/C++ provides several compiler options that can help you control the optimization and performance of your programs.
Shared memory parallelization
XL C/C++ supports application development for multiprocessor system architectures.
Diagnostic reports
The compiler listings, XML reports, and HTML reports provide important information to help you develop and debug your applications more efficiently.
Symbolic debugger support
You can instruct XL C/C++ to include debugging information in your compiled objects by using different levels of the -g compiler option.

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