The following is a partial VHDL encryption sample that shows a valid specification of the
commonblock specifies a value of
"srcrefs", which AMD
does not support; that value is overridden in the
In the following example, the IP author has defined the
`protect begin_commonblock `protect control error_handling = "srcrefs" `protect end_commonblock `protect begin_toolblock `protect key_keyowner="Xilinx",... `protect control error_handling = "delegated"