| ⊦ addclass(class, [], st) .refs = st .refs ++ jvmref |
⊦ addclass(class1, [], st) = st[jvmref -- mkfs(class1, void_type, `initstate' .field) ', initval(done)]
[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ (r -- sk) .ref = r], [CSIMPSEQ : ⊦ st[rk, val] .refs = st .refs ++ rk .ref])]]