Native Inspect Manual (H06.04+)

Using Native Inspect With COBOL Programs
Native Inspect Manual528122-005
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Considerations
Considerations
Stepping behavior depends on compiler code generation and can vary slightly with
different compiler versions.
You cannot use the finish command to step execution out of a PERFORM. To step
out of a PERFORM, you can set a breakpoint at the return location and then
continue execution until that breakpoint is encountered.