Advanced compiler and optimization technologies

IBM® XL C and C++ compilers offer advanced compiler and optimization technologies and are built on a common code base for easier porting of your applications between platforms. They comply with the latest C/C++ international standards and industry specifications and support a large array of common language features.

Product editions:

Rational Development Studio for i: Supports application development for the IBM i platform (formerly known as AS400) with compilers for several languages
Features | Product support

XL C for AIX: Optimizes and tunes applications on IBM Power System servers supporting Power Architecture.
Features | Pricing | Product support

XL C/C++ for AIX: Provides high-performance optimization running on IBM Power Systems including the POWER8™ processor.
Features | Pricing | Product support

XL C/C++ for Blue Gene/Q: Provides intrinsic functions and function libraries to exploit Blue Gene/Q supercomputers.
Features | Product support

XL C/C++ for Linux: Uses advanced optimization features for generating highly-optimized 64-bit application code.
Features | Pricing | Product support

XL C/C++ for z/VM: Provides a highly productive and powerful object-oriented development environment to z/VM programmers.
Features | Product support

z/OS XL C/C++: Exploits the latest z/Architecture, including the latest IBM zEnterprise EC12 and BC12 servers. It enables development of high-performing business applications and system programs on z/OS, while improving application performance by generating code that best leverages z/Architecture. z/OS XL C/C++ is an optional priced feature of the z/OS operating system.
Features | Product support

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