Specify text appended to names of reference signals generated in test bench code
'Signal name postfix'
Default: '_ref'.
Reference signal data is represented as arrays in the generated
test bench code. HDL Coder™ appends the character vector that TestBenchReferencePostFix specifies
to the generated signal names.
To set this property, use hdlset_param or makehdl. To view the property value, use hdlget_param.