From cbd9bedbf15c94f62ed1f3ac6b1dbbfe2d36e343 Mon Sep 17 00:00:00 2001
From: Gareth Rees <gdr@ravenbrook.com>
Date: Tue, 10 Jul 2018 12:13:33 +0100
Subject: [PATCH] Justify invalidation in rangefinish, as suggested by rb
 <https://info.ravenbrook.com/mail/2018/07/10/11-01-54/0/>

Copied from Perforce
 Change: 194560
---
 mps/code/range.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/mps/code/range.c b/mps/code/range.c
index a93a4dfe5f6..0e69b5ef01c 100644
--- a/mps/code/range.c
+++ b/mps/code/range.c
@@ -39,7 +39,8 @@ void RangeInitSize(Range range, Addr base, Size size)
 void RangeFinish(Range range)
 {
   AVERT(Range, range);
-  /* Make range invalid and recognisably so. */
+  /* Make range invalid and recognisably so, since Range doesn't have
+     a signature. */
   range->limit = (Addr)0;
   range->base = (Addr)0xF191583D; /* FINISHED */
 }