Rational Developer for System z
COBOL for Windows, Version 7.5, Programming Guide


PROBE

Use PROBE if the program might be run in a multithreaded environment.

PROBE option syntax
Read syntax diagramSkip visual syntax diagram   .-PROBE---.  
>>-+---------+-------------------------------------------------><
   '-NOPROBE-'  
 

Default is: PROBE

Abbreviations are: None

PROBE requests the generation of stack probes. This extra code causes a protection exception if there is not enough storage available on the stack.

NOPROBE produces more efficient code and is appropriate for nonthreaded environments. However, you should not compile with NOPROBE unless your program meets at least one of the following criteria:

The stack must be large enough for the program to receive exceptions and for the Debug Perspective of Rational Developer for System z to work properly.

related tasks
Preparing COBOL programs for multithreading

related references
/STACK


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