Bump coq-stdpp.

5af1b29a · Robbert Krebbers · d85fdb0e · 5af1b29a · 5af1b29a
Commit 5af1b29a authored Sep 06, 2017 by Robbert Krebbers
--- a/opam.pins
+++ b/opam.pins
-coq-stdpp https://gitlab.mpi-sws.org/robbertkrebbers/coq-stdpp fa6ff9d18aefb29e839e815aa170262d330bd108
+coq-stdpp https://gitlab.mpi-sws.org/robbertkrebbers/coq-stdpp 2d27f42b9c4d9e5c0810122779a93873050fb756
--- a/theories/proofmode/coq_tactics.v
+++ b/theories/proofmode/coq_tactics.v
@@ -493,7 +493,7 @@ Qed.

 (** * Implication and wand *)
 Lemma tac_impl_intro Δ Δ' i P Q :
-  (if env_spatial_is_nil Δ then Unit else PersistentP P) →
+  (if env_spatial_is_nil Δ then TCTrue else PersistentP P) →
  envs_app false (Esnoc Enil i P) Δ = Some Δ' →
  (Δ' ⊢ Q) → Δ ⊢ P → Q.
 Proof.