From 9a10e44e1623a5eb431e86706987a712a3138bd0 Mon Sep 17 00:00:00 2001
From: Houtan Bastani <houtan@dynare.org>
Date: Mon, 25 Jun 2018 11:05:06 +0200
Subject: [PATCH] add clarifying comment

---
 src/ModFile.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/ModFile.cc b/src/ModFile.cc
index 2855643e..ff08c4dc 100644
--- a/src/ModFile.cc
+++ b/src/ModFile.cc
@@ -367,6 +367,7 @@ ModFile::transformPass(bool nostrict, bool stochastic, bool compute_xrefs, const
     dynamic_model.substituteUnaryOps(diff_static_model);
   else
     // substitute only those unary ops that appear in VAR equations
+    // NB: equation tags are stored at parsing time in `substitute_unary_ops_in_equation_tags`
     dynamic_model.substituteUnaryOps(diff_static_model, substitute_unary_ops_in_equation_tags);
 
   // Create auxiliary variable and equations for Diff operators that appear in VAR equations
-- 
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