These messages indicate valid but unadvisable use of the language being compiled. The compiler displays comments by default. You can suppress comment messages with:
-cm |
Suppresses all comment messages. |
Comment messages do not terminate translation or linking, they do not interfere with any output files either. Some examples of the comment messages are:
Null CASE construct
The use of a non-integer DO loop variable or expression
Terminating a DO loop with a statement other than CONTINUE or ENDDO