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-rw-r--r--plugins/micromega/EnvRing.v3
1 files changed, 2 insertions, 1 deletions
diff --git a/plugins/micromega/EnvRing.v b/plugins/micromega/EnvRing.v
index c172157f1..e1424bb10 100644
--- a/plugins/micromega/EnvRing.v
+++ b/plugins/micromega/EnvRing.v
@@ -617,7 +617,8 @@ Qed.
(morph_opp CRmorph)
: Esimpl.
- Ltac Esimpl := autorewrite with Esimpl; rsimpl; simpl.
+ (* Quicker than autorewrite with Esimpl :-) *)
+ Ltac Esimpl := try rewrite_db Esimpl; rsimpl; simpl.
Lemma PaddC_ok c P l : (PaddC P c)@l == P@l + [c].
Proof.