| r0 ≠ jvmref, validrefs(str, r0 ' + acc, ty, st), ∀ r, str, ty, st. r ∈ acc ∧ validrefs(str, acc, ty, st) → r = jvmref ∨ is_valid_ref(r, st) ∧ type∃(str, st[r -- _type] .type) ⊦ r = jvmref, is_valid_ref(r, st) ∧ type∃(str, st[r -- _type] .type), r ≠ r0 ∧ ¬ r ∈ acc |
validrefs(str, r0 ' + acc, ty, st), ∀ r, str, ty, st. r ∈ acc ∧ validrefs(str, acc, ty, st) → r = jvmref ∨ is_valid_ref(r, st) ∧ type∃(str, st[r -- _type] .type) ⊦ r0 = jvmref, r = jvmref, r ≠ r0 ∧ ¬ r ∈ acc, is_valid_ref(r, st) ∧ type∃(str, st[r -- _type] .type)
[[CONCRETESIMPRULES : ()]]