| ⊦ is_referencevalue(val) ∧ validref(str, val .refval, ty, st[jvmref -- sk, val0]) ↔ validrefval(str, val, ty, st) |
⊦ validref(str, r, ty1, st[jvmref -- sk, val]) ↔ validref(str, r, ty1, st)
⊦ is_referencevalue(val) ∧ validref(str, val .refval, ty, st) ↔ validrefval(str, val, ty, st)
[[CONCRETESIMPRULES : ()]]