From: Jan Hubicka <jh@suse.cz>
Date: Fri, 29 Aug 2008 14:57:20 +0000 (+0200)
Subject: re PR middle-end/37278 (Revision 139760 causes many failures)
X-Git-Tag: releases/gcc-4.4.0~2796
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=c16eb95fb6301af05ccdcba9a955d34ab7769686;p=thirdparty%2Fgcc.git

re PR middle-end/37278 (Revision 139760 causes many failures)


	PR middle-end/37278
	* predict.c (optimize_loop_nest_for_speed_p): Do not ICE
	for cold internal loops.

From-SVN: r139768
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 441ce2b0dc1a..04a7e4d55abf 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2008-08-29  Jan Hubicka  <jh@suse.cz>
+
+	PR middle-end/37278
+	* predict.c (optimize_loop_nest_for_speed_p): Do not ICE
+	for cold internal loops.
+
 2008-08-29  Richard Guenther  <rguenther@suse.de>
 
 	* tree-ssa-structalias.c (create_variable_info_for): Do not
diff --git a/gcc/predict.c b/gcc/predict.c
index bd9635e102c6..45fffd3b4833 100644
--- a/gcc/predict.c
+++ b/gcc/predict.c
@@ -270,7 +270,7 @@ optimize_loop_nest_for_speed_p (struct loop *loop)
   if (optimize_loop_for_speed_p (loop))
     return true;
   l = loop->inner;
-  while (l != loop)
+  while (l && l != loop)
     {
       if (optimize_loop_for_speed_p (l))
         return true;