We can use split gate reduction with custom user defined devices if desired. An extra step is needed though...
Using LVS DEVICE TYPE with the custom user defined devices will cause LVS to treat them as builtin devices for many things, including split gate reduction if you are using it.
LVS REDUCE SPLIT GATES YES
LVS DEVICE TYPE NMOS zzz
DEVICE zzz gate poly(G) sd(S) sd(D)
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