Commit b4d7c4ef authored by Robbert Krebbers's avatar Robbert Krebbers

Only run `simpl` locally.

parent 133d10e0
......@@ -24,16 +24,18 @@ Proof. rewrite /envs_entails=> ? ->. by apply wp_value. Qed.
Ltac wp_value_head := eapply tac_wp_value; [apply _|lazy beta].
Tactic Notation "wp_pure" open_constr(efoc) :=
iStartProof; simpl; (* simpl possible [of_val]s *)
iStartProof;
lazymatch goal with
| |- envs_entails _ (wp ?E ?e ?Q) => reshape_expr e ltac:(fun K e' =>
unify e' efoc;
eapply (tac_wp_pure _ _ _ (fill K e'));
[apply _ (* PureExec *)
|try fast_done (* The pure condition for PureExec *)
|apply _ (* IntoLaters *)
|simpl_subst; try wp_value_head (* new goal *)
])
| |- envs_entails _ (wp ?E ?e ?Q) =>
let e := eval simpl in e in
reshape_expr e ltac:(fun K e' =>
unify e' efoc;
eapply (tac_wp_pure _ _ _ (fill K e'));
[apply _ (* PureExec *)
|try fast_done (* The pure condition for PureExec *)
|apply _ (* IntoLaters *)
|simpl_subst; try wp_value_head (* new goal *)
])
|| fail "wp_pure: cannot find" efoc "in" e "or" efoc "is not a reduct"
| _ => fail "wp_pure: not a 'wp'"
end.
......
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