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Proof step 25 from proof compat-addobj (previous step)

is_return_mode(st[_mode]) ∧ compat(str, st[_mode] .val, st[_mode] .type, st), is_predefined_class(class), newref(r, st), _mode ∈ st, compatstatic(str, st), compatrefs(str, st) ⊦ st[_mode] = return(noval, void_type), st[_mode] = noval, r = jvmref, is_break_mode(st[_mode]), is_return_mode(st[_mode]) ∧ compat(str, st[_mode] .val, st[_mode] .type, st[r -- _type, typeval(mkclasstype(class))]), is_throw_mode(st[_mode]) ∧ st[_mode] .refval ≠ jvmref ∧ compat(str, refval(st[_mode] .refval), st[_mode] .type, st[r -- _type, typeval(mkclasstype(class))]) ∧ st[_mode] .type ≤ mkclasstype(`java.lang.Throwable' .class) ∧ ( has_classtype(st[_mode] .type) → class∃(str, st[_mode] .type .jtelemtype .class) ∨ interface∃(str, st[_mode] .type .jtelemtype .class) ∨ is_predefined_class(st[_mode] .type .jtelemtype .class))

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 24:
is_return_mode(st[_mode]), compat(str, st[_mode] .val, st[_mode] .type, st), is_predefined_class(class), newref(r, st), _mode ∈ st, compatstatic(str, st), compatrefs(str, st) ⊦ st[_mode] = return(noval, void_type), st[_mode] = noval, r = jvmref, is_break_mode(st[_mode]), compat(str, st[_mode] .val, st[_mode] .type, st[r -- _type, typeval(mkclasstype(class))]), is_throw_mode(st[_mode])

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ is_throw_mode(val) → ¬ is_return_mode(val)])]]