Rational Developer for System z
Enterprise PL/I for z/OS, Version 3.8, Migration Guide

DEFAULT(REORDER)

If you do not use DFT(REORDER) and either OPTIMIZE(2) or OPTIMIZE(3), you will not get good performance from the compiler generated code.

Also, do not use OPT(2) or OPT(3) without DFT(REORDER) - the compiler will generate worse code and take much longer to do so.


Terms of use | Feedback

This information center is powered by Eclipse technology. (http://www.eclipse.org)