Commit a18b8e18 authored by Ralf Jung's avatar Ralf Jung
Browse files

avoid relying on rewrite's implicit revert

parent ffcaed52
......@@ -539,7 +539,7 @@ Lemma tac_pose_proof_hyp Δ i j Q :
destruct (envs_lookup_delete _ _ _) as [((p&P)&Δ')|] eqn:Hlookup; last done.
destruct (envs_app _ _ _) as [Δ''|] eqn:?; last done.
rewrite envs_entails_eq. rewrite envs_lookup_delete_Some in Hlookup *.
rewrite envs_entails_eq. move: Hlookup. rewrite envs_lookup_delete_Some.
intros [? ->] <-.
rewrite envs_lookup_sound' // envs_app_singleton_sound //=.
by rewrite wand_elim_r.
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