In reply to MICRO_91:
I made an update in my previous response (see above) .
On not( @( ip_clk ) 1 ) intersect …
Illegal since the not is property operator.
On RHS N LHS of intersect operator have different clocks, I don’t believe so.
Sometimes, the best way to get such answers is to try it out; in general, and hopefully,
the vendors know 1800 better than any of us.
:)
Ben