From: Denis Chertykov <denisc@overta.ru>
Date: Thu, 26 Jul 2001 18:31:01 +0000 (+0000)
Subject: cse.c (cse_process_notes): Replace any registers if the address remains valid.
X-Git-Tag: prereleases/libstdc++-3.0.95~3022
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=c96208fae7abda4419b99157eaaee202742608c9;p=thirdparty%2Fgcc.git

cse.c (cse_process_notes): Replace any registers if the address remains valid.

	* cse.c (cse_process_notes): Replace any registers if the address
	remains valid.

From-SVN: r44406
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index fdb554afb870..4dd1a12c3c33 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+Thu Jul 26 22:22:21 2001  Denis Chertykov  <denisc@overta.ru>
+
+	* cse.c (cse_process_notes): Replace any registers if the address
+	remains valid.
+
 Thu Jul 26 14:04:03 EDT 2001  John Wehle  (john@feith.com)
 
 	* basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
diff --git a/gcc/cse.c b/gcc/cse.c
index 266b1076c755..721011820634 100644
--- a/gcc/cse.c
+++ b/gcc/cse.c
@@ -6440,7 +6440,8 @@ cse_process_notes (x, object)
       return x;
 
     case MEM:
-      XEXP (x, 0) = cse_process_notes (XEXP (x, 0), x);
+      validate_change (x, &XEXP (x, 0),
+		       cse_process_notes (XEXP (x, 0), x), 0);
       return x;
 
     case EXPR_LIST: