Section INIT_MEM.
Variables m tm: mem.
Hypothesis IM: Genv.init_mem p = Some m.
Hypothesis TIM: Genv.init_mem tp = Some tm.
End INIT_MEM.

Lemma init_mem_exists:
forall m, Genv.init_mem p = Some m ->
exists tm, Genv.init_mem tp = Some tm.