From 093e048121b5c5bf80417038e63f2d7bc12cd372 Mon Sep 17 00:00:00 2001
From: Ralf Jung <jung@mpi-sws.org>
Date: Wed, 28 Jul 2021 15:16:07 +0200
Subject: [PATCH] this is purely syntactic

---
 theories/tactics.v | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/theories/tactics.v b/theories/tactics.v
index de800da1..78dbd978 100644
--- a/theories/tactics.v
+++ b/theories/tactics.v
@@ -239,7 +239,7 @@ Ltac mk_evar T :=
   e'.
 
 (** The tactic [get_head t] returns the head function [f] when [t] is of the
-shape [f a1 ... aN]. *)
+shape [f a1 ... aN]. This is purely syntactic, no unification is performed. *)
 Ltac get_head e :=
   lazymatch e with
   | ?h _ => get_head h
-- 
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