23.2.2 Invoking the Stepper via a breakpoint
Compile and load the code in the system
defined in the LispWorks library file
Open the file
in an Editor and set a breakpoint at the call to
as described in Setting breakpoints.
in a Listener.
A Stepper tool appears, with the current stepping position at the breakpoint.
You can now step this code, just as in standalone mode.
When you choose
Debug > Stepper > Continue
, or otherwise finish stepping,
returns, the Stepper is hidden and the Listener tool becomes active again.
Common LispWorks User Guide (Windows version) - 11 Apr 2005