Check undefined subsystem initial output
Option to issue warning when models contain conditionally executed subsystems with undefined initial output values
Model Configuration Pane: Diagnostics
Description
The Check undefined subsystem initial output parameter specifies
whether the software issues a warning when a model contains a conditionally executed
subsystem that has an undefined initial output value. An initial output value is
undefined when a block that has a specified initial condition drives an
Outport block that has an undefined initial condition
(Initial Output parameter is set to []).
For more information, see Initial output.
Dependencies
To enable this parameter, set Underspecified initialization detection to Classic.
Settings
on (default) | offonThe software issues a warning if the model contains a conditionally executed subsystem in which a block that has a specified initial condition drives an Outport block with an undefined initial condition.
offThe software does not issue a warning if the model contains a conditionally executed subsystem in which a block that has a specified initial condition drives an Outport block with a defined initial condition.
Recommended Settings
| Application | Setting |
|---|---|
| Debugging | No impact |
| Traceability | No impact |
| Efficiency | No impact |
| Safety precaution | On |
Programmatic Use
Parameter:
CheckSSInitialOutputMsg |
| Type: string | character vector |
Values:
'on' | 'off' |
Default: 'on' |
Version History
Introduced in R2008b
