Commit 225cac4f authored by Robbert Krebbers's avatar Robbert Krebbers

Simplify proof of `wp_lift_step_fupd`.

parent 299cc1a2
......@@ -22,11 +22,7 @@ Lemma wp_lift_step_fupd s E Φ e1 :
WP e2 @ s; E {{ Φ }}
[ list] ef efs, WP ef @ s; {{ fork_post }})
WP e1 @ s; E {{ Φ }}.
rewrite wp_unfold /wp_pre=>->. iIntros "H" (σ1 κ κs n) "Hσ".
iMod ("H" with "Hσ") as "(%&H)". iModIntro. iSplit. by destruct s.
iIntros (????). iApply "H". eauto.
Proof. by rewrite wp_unfold /wp_pre=>->. Qed.
Lemma wp_lift_stuck E Φ e :
to_val e = None
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