Determining what level of XL C/C++ is installed

When contacting software support for assistance, you will need to know what level of XL C/C++ is installed on a particular machine.

To display the version and release level of the compiler you have installed on your system, invoke the compiler with the -qversion compiler option.

For example, to obtain detailed version information, enter the following at the command line:
xlc++ -qversion=verbose