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XL C/C++ for Linux is a highly advanced optimizing compiler for the selected Linux distributions.

XL C/C++ for Linux, optimized for IBM Power Systems including the POWER7 processors, is an industry standards-based professional programming tool that can be used for developing large, complex, computationally intensive 32- and 64-bit applications in the C and C++ programming languages.
Designed to leverage the latest Power Systems hardware for increased value and reduced costs.
Maximizes application performance through industry leading optimization technology for better system utilization and cost reduction
Improves developer productivity with access to highly-tuned libraries, utilities, options and modern tools that simplify programming, shorten the development cycle and reduce risk
Eases application migration to Power Systems through conformance to the latest international programming standards protecting application investments
Integrates with Rational Developer for Power for improved developer productivity, team collaboration, and lowers project cost and risks
What’s New with XL C/C++ for Linux, V12.1 including enhancements to help programmers improve performance of their compute intensive applications
- Operating systems supported: Linux
Product framework
Product line overview
C and C++ compilers, available for many IBM platforms, share a common code base that simplifies porting applications between platforms.
Included components
Libraries of tuned mathematical intrinsic functions offer improved performance over the standard mathematical library routines.
Additional products, services and solutions
Products
XL Fortran is a standards-based Fortran compiler with extensive features to help you create high performance applications.
Solutions
A complete development environment with integrated edit, compile, and debug capabilities.
IBM Linux
Whitepaper
Using Rational compilers for IBM Power (AIX and Linux) - Maximizing application performance and ROI

