From: bernds <bernds@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Mon, 26 Feb 2007 23:42:43 +0000 (+0000)
Subject: 	* loop-iv.c (simplify_using_initial_values): Fix oversight in previous
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=9676249d298984b3456a5efbc44e4c9b466b37e8;p=thirdparty%2Fgcc.git

	* loop-iv.c (simplify_using_initial_values): Fix oversight in previous
	change; avoid a memory leak when returning early.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@122346 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 8388cef151cb..dc22856e0dc4 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2007-02-27  Bernd Schmidt  <bernd.schmidt@analog.com>
+
+	* loop-iv.c (simplify_using_initial_values): Fix oversight in previous
+	change; avoid a memory leak when returning early.
+	
 2007-02-26  Mark Mitchell  <mark@codesourcery.com>
 
 	* c-decl.c (static_ctors): Move to c-common.c.
diff --git a/gcc/loop-iv.c b/gcc/loop-iv.c
index 21005d3ff51f..00c82943642e 100644
--- a/gcc/loop-iv.c
+++ b/gcc/loop-iv.c
@@ -1812,7 +1812,10 @@ simplify_using_initial_values (struct loop *loop, enum rtx_code op, rtx *expr)
 	      return;
 	    }
 	  if (for_each_rtx (expr, altered_reg_used, altered))
-	    return;
+	    {
+	      FREE_REG_SET (altered);
+	      return;
+	    }
 	}
 
       if (!single_pred_p (e->src)