From: John Carr <jfc@gcc.gnu.org>
Date: Sun, 8 Feb 1998 15:53:23 +0000 (+0000)
Subject: Document unique_id variable.
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=13309a5ff9a8c17bdc2c5b1ff072843800516579;p=platform%2Fupstream%2Fgcc.git

Document unique_id variable.

From-SVN: r17783
---

diff --git a/gcc/alias.c b/gcc/alias.c
index 5080822..0b5989c 100644
--- a/gcc/alias.c
+++ b/gcc/alias.c
@@ -216,7 +216,8 @@ find_base_value (src)
    register N has been set in this function.  */
 static char *reg_seen;
 
-/* */
+/* Addresses which are known not to alias anything else are identified
+   by a unique integer.  */
 static int unique_id;
 
 static void