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Proof step 11 from proof validref-put-01 (previous step)

⊦ r = r0, r0 ≠ jvmref ∧ r0 -- _type ∈ st ∧ is_typevalue(st[r0 -- _type]) ∧ is_classtype(st[r0 -- _type] .type) ∧ is_obj(r0, st[r0 -- _type] .type .class, st) ∨ is_array(r0, st[r -- sk, val]) ↔ r0 ≠ jvmref ∧ r0 -- _type ∈ st ∧ is_typevalue(st[r0 -- _type]) ∧ is_classtype(st[r0 -- _type] .type) ∧ is_obj(r0, st[r0 -- _type] .type .class, st) ∨ is_array(r0, st)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 10:
r0 = jvmref ∨ ¬ r0 -- _type ∈ st ∨ ¬ is_typevalue(st[r0 -- _type]) ∨ ¬ is_classtype(st[r0 -- _type] .type) ∨ ¬ is_obj(r0, st[r0 -- _type] .type .class, st) ⊦ r = r0, is_array(r0, st[r -- sk, val]) ↔ is_array(r0, st)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ()]]