| rk1 = r -- sk, r = jvmref, validrefvalnotnull(str, val1, ty1, st) ⊦ rk = rk1, validrefvalnotnull(str, val1, ty1, st[rk1, val]) |
validrefvalnotnull(str, val1, ty1, st) ⊦ rk = jvmref -- sk, validrefvalnotnull(str, val1, ty1, st[jvmref -- sk, val])
[[CONCRETESIMPRULES : ()]]