From: simonpj@microsoft.com <unknown>
Date: Mon, 2 Nov 2009 17:21:14 +0000 (+0000)
Subject: Comments only
X-Git-Url: http://git.megacz.com/?a=commitdiff_plain;h=931d450e1f3c601e35f6e2460f721152bd458976;p=ghc-hetmet.git

Comments only
---

diff --git a/compiler/simplCore/SimplCore.lhs b/compiler/simplCore/SimplCore.lhs
index 5bdf6ee..0f881cf 100644
--- a/compiler/simplCore/SimplCore.lhs
+++ b/compiler/simplCore/SimplCore.lhs
@@ -668,11 +668,11 @@ x_local to transfer to x_exported.  Hence the copyIdInfo call.
 RULES: we want to *add* any RULES for x_local to x_exported.
 
 
-Note [Messing up the exported Id's IdInfo]
+Note [Messing up the exported Id's RULES]
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-We must be careful about discarding the IdInfo on the old Id
-
-The example that went bad on me at one stage was this one:
+We must be careful about discarding (obviously) or even merging the
+RULES on the exported Id. The example that went bad on me at one stage
+was this one:
 	
     iterate :: (a -> a) -> a -> [a]
 	[Exported]