From 3eb2a2023db388dcfecded9aaf49c9acf1f8a4bb Mon Sep 17 00:00:00 2001
From: "Sven M. Hallberg" <pesco@khjk.org>
Date: Wed, 16 Sep 2015 18:50:21 +0200
Subject: [PATCH] add a comment regarding another CHARSET case

---
 src/backends/lalr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/backends/lalr.c b/src/backends/lalr.c
index 3c841691..272f00d6 100644
--- a/src/backends/lalr.c
+++ b/src/backends/lalr.c
@@ -52,7 +52,7 @@ static void transform_productions(const HLRTable *table, HLREnhGrammar *eg,
   if (xAy->type != HCF_CHOICE) {
     return;
   }
-  // XXX CHARSET?
+  // NB: nothing to do on quasi-terminal CHARSET which carries no list of rhs's
 
   HArena *arena = eg->arena;
 
-- 
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