| vals[i→n(i)] = refval(r1), vals[i→n(i0)] = refval(r2), st[r2 -- sks] = refval(r0), st[r1 -- sks1] = refval(r0), validreflist(str, mkjavavalues(vals .nonnullrefs), mkclasstype(`java.lang.Object' .class), st), r2 -- sks ∈ st, st ⊆ addarray(r, ty, vals, st), is_referencevalue(addarray(r, ty, vals, st)[r -- (i0 ' ' + sks)]), 0 ≤ i0, fits(r2, sks, st), fits(r1, sks1, st), 0 ≤ i, i0 < n→i(# vals), validreflist(str, vals, ty, st), newref(r, st), i < n→i(# vals), is_referencevalue(addarray(r, ty, vals, st)[r -- (i ' ' + sks1)]), r1 -- sks1 ∈ st, ∀ r3, sks0, r4, sks2. ¬ r3 ∈ vals .nonnullrefs ∨ ¬ r4 ∈ vals .nonnullrefs ∨ r3 = r4 ∨ ¬ fits(r3, sks0, st) ∨ ¬ fits(r4, sks2, st) ∨ st[r3 -- sks0] ≠ st[r4 -- sks2] ∨ st[r3 -- sks0] .refval = jvmref ⊦ r1 = r2, i = i0, i0 ' ' + sks = i ' ' + sks1, r = jvmref, vals = [], r0 = jvmref, junkref(str, r1, st), dups(vals .nonnullrefs), hasSharing(vals .nonnullrefs, st), junkref(str, r2, st) |
vals[i→n(i)] = refval(r1), vals[i→n(i0)] = refval(r2), st[r2 -- sks] = refval(r0), st[r1 -- sks1] = refval(r0), validreflist(str, mkjavavalues(vals .nonnullrefs), mkclasstype(`java.lang.Object' .class), st), r2 -- sks ∈ st, st ⊆ addarray(r, ty, vals, st), is_referencevalue(addarray(r, ty, vals, st)[r -- (i0 ' ' + sks)]), 0 ≤ i0, fits(r2, sks, st), fits(r1, sks1, st), 0 ≤ i, i0 < n→i(# vals), validreflist(str, vals, ty, st), newref(r, st), i < n→i(# vals), is_referencevalue(addarray(r, ty, vals, st)[r -- (i ' ' + sks1)]), r1 -- sks1 ∈ st, ¬ r1 ∈ vals .nonnullrefs ∨ ¬ r2 ∈ vals .nonnullrefs ∨ r1 = r2 ∨ ¬ fits(r1, sks1, st) ∨ ¬ fits(r2, sks, st) ∨ st[r1 -- sks1] ≠ st[r2 -- sks] ∨ st[r1 -- sks1] .refval = jvmref ⊦ r1 = r2, i = i0, i0 ' ' + sks = i ' ' + sks1, r = jvmref, vals = [], r0 = jvmref, junkref(str, r1, st), dups(vals .nonnullrefs), hasSharing(vals .nonnullrefs, st), junkref(str, r2, st)
[[CONCRETESIMPRULES : ()], [EXTRATERMS : (r1, sks1, r2, sks)]]