From 950a71a0184cc582f057b6eb6881eaf19f5a7d36 Mon Sep 17 00:00:00 2001
From: rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Mon, 31 Dec 2001 21:33:36 +0000
Subject: [PATCH]         * final.c (alter_subreg): Assign REGNO after changing
 the rtx code.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@48432 138bc75d-0d04-0410-961f-82ee72b054a4
---
 gcc/final.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gcc/final.c b/gcc/final.c
index e875a7e8a7a..ffad9aef32c 100644
--- a/gcc/final.c
+++ b/gcc/final.c
@@ -2754,8 +2754,9 @@ alter_subreg (xp)
       /* Simplify_subreg can't handle some REG cases, but we have to.  */
       else if (GET_CODE (y) == REG)
 	{
-	  REGNO (x) = subreg_hard_regno (x, 1);
+	  unsigned int regno = subreg_hard_regno (x, 1);
 	  PUT_CODE (x, REG);
+	  REGNO (x) = regno;
 	  ORIGINAL_REGNO (x) = ORIGINAL_REGNO (y);
 	  /* This field has a different meaning for REGs and SUBREGs.  Make
 	     sure to clear it!  */
-- 
2.11.4.GIT