From b732f36fe6787f9b7966ea35166fe55c72c1727a Mon Sep 17 00:00:00 2001
From: Kazu Hirata <kazu@cs.umass.edu>
Date: Sat, 4 Dec 2004 14:53:13 +0000
Subject: [PATCH] * gcse.c (gcse_main): Add a comment.

From-SVN: r91729
---
 gcc/ChangeLog | 4 ++++
 gcc/gcse.c    | 3 ++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e6b2b70eb184..06074e17ebe0 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2004-12-04  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* gcse.c (gcse_main): Add a comment.
+
 2004-12-04  Alan Modra  <amodra@bigpond.net.au>
 
 	* mklibgcc.in: Build shared libgcc and shared libunwind in gcc/.
diff --git a/gcc/gcse.c b/gcc/gcse.c
index dc3a01f85bcd..47d3fae5730e 100644
--- a/gcc/gcse.c
+++ b/gcc/gcse.c
@@ -675,7 +675,8 @@ static bool is_too_expensive (const char *);
 
 
 /* Entry point for global common subexpression elimination.
-   F is the first instruction in the function.  */
+   F is the first instruction in the function.  Return nonzero if a
+   change is mode.  */
 
 int
 gcse_main (rtx f, FILE *file)
-- 
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