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Proof step 14 from proof compatval-addclass (previous step)

fis .keys = statfields(class), okfieldinits(class, fis), compat(str, val, ty, st), is_referencevalue(val) ⊦ okval(val, ty) ∧ ( is_referencevalue(val) ∧ val .refval ≠ jvmref → val .refval -- _type ∈ addclass(class, fis, st) ∧ is_typevalue(addclass(class, fis, st)[val .refval -- _type]) ∧ is_reftype((addclass(class, fis, st)[val .refval -- _type]) .type) ∧ ( has_classtype((addclass(class, fis, st)[val .refval -- _type]) .type) → tdname+∃(str, (addclass(class, fis, st)[val .refval -- _type]) .type .jtelemtype .class)) ∧ ( is_classtype((addclass(class, fis, st)[val .refval -- _type]) .type) → class+∃(str, (addclass(class, fis, st)[val .refval -- _type]) .type .class)) ∧ asgcomp(str, val, ty, addclass(class, fis, st)))

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 13:
fis .keys = statfields(class), okfieldinits(class, fis), compat(str, val, ty, st), is_referencevalue(val) ⊦ (ty = void_type ∨ is_reftype(ty)) ∧ ( val .refval ≠ jvmref → val .refval -- _type ∈ addclass(class, fis, st) ∧ is_typevalue(st[val .refval -- _type]) ∧ is_reftype(st[val .refval -- _type] .type) ∧ ( has_classtype(st[val .refval -- _type] .type) → class∃(str, st[val .refval -- _type] .type .jtelemtype .class) ∨ interface∃(str, st[val .refval -- _type] .type .jtelemtype .class) ∨ is_predefined_class(st[val .refval -- _type] .type .jtelemtype .class)) ∧ (is_classtype(st[val .refval -- _type] .type) → class+∃(str, st[val .refval -- _type] .type .class)) ∧ is_subtype(str, st[val .refval -- _type] .type, ty))

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ asgcomp(str, val, ty, st) ↔ ¬ is_referencevalue(val) ∨ val .refval = jvmref ∨ is_subtype (str, st[val .refval -- _type] .type, ty)], [CSIMPSEQ : ⊦ tdname∃(str, class) ↔ class∃(str, class) ∨ interface∃(str, class)], [CSIMPSEQ : ⊦ tdname+∃(str, class) ↔ tdname∃(str, class) ∨ is_predefined_class(class)], [CSIMPSEQ : r ≠ jvmref ⊦ (addclass(class1, fis, st) [r -- sk ] ) = st[r -- sk]], [CSIMPSEQ : ⊦ is_referencevalue(val) → ( okval(val, ty) ↔ ty = void_type ∨ is_reftype(ty))])]]