From c7d4fddb34984d2216de08beaaf8568bd1ea9d48 Mon Sep 17 00:00:00 2001
From: simonpj <unknown>
Date: Tue, 26 Jul 2005 08:16:24 +0000
Subject: [PATCH] [project @ 2005-07-26 08:16:24 by simonpj] Comments

---
 ghc/compiler/types/TyCon.lhs |    1 +
 1 file changed, 1 insertion(+)

diff --git a/ghc/compiler/types/TyCon.lhs b/ghc/compiler/types/TyCon.lhs
index 7d42e1a..3bec98d 100644
--- a/ghc/compiler/types/TyCon.lhs
+++ b/ghc/compiler/types/TyCon.lhs
@@ -178,6 +178,7 @@ data AlgTyConRhs
 			-- INVARIANT: Kept in order of increasing tag
 			--	      (see the tag assignment in DataCon.mkDataCon)
 	Bool		-- Cached: True <=> an enumeration type
+			--	   Includes data types with no constructors.
 
   | NewTyCon 		-- Newtypes always have exactly one constructor
 	DataCon		-- The unique constructor; it has no existentials
-- 
1.7.10.4