Updating XL SMP and XL Fortran runtime files and installing XL Fortran V10.1

It is highly recommended that you uninstall any previous versions of XL Fortran before you install XL Fortran V10.1. If you use the xlf_install utility to install the new version to the default location (/opt/ibmcmp/), it will remove the old files for you.

However, advanced users might want to keep different versions of XL Fortran in /opt/ibmcmp/.

For example, you might want to meet all of the following criteria: