From: Eric Botcazou <ebotcazou@adacore.com>
Date: Tue, 18 Feb 2014 23:15:27 +0000 (+0000)
Subject: re PR tree-optimization/60174 (ICE on ACATS cc3305a)
X-Git-Tag: releases/gcc-4.9.0~874
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=bababbfb57344201359707ac032a220d49b900c0;p=thirdparty%2Fgcc.git

re PR tree-optimization/60174 (ICE on ACATS cc3305a)

	PR tree-optimization/60174
	* tree-ssa-reassoc.c (init_range_entry): Do not look into the defining
	statement of an SSA_NAME that occurs in an abnormal PHI node.

From-SVN: r207859
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index d8c3d04f2f46..58b2b75f1b34 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2014-02-18  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR tree-optimization/60174
+	* tree-ssa-reassoc.c (init_range_entry): Do not look into the defining
+	statement of an SSA_NAME that occurs in an abnormal PHI node.
+
 2014-02-18  Jakub Jelinek  <jakub@redhat.com>
 
 	PR sanitizer/60142
diff --git a/gcc/tree-ssa-reassoc.c b/gcc/tree-ssa-reassoc.c
index b989ca55bb9c..df8cca84a307 100644
--- a/gcc/tree-ssa-reassoc.c
+++ b/gcc/tree-ssa-reassoc.c
@@ -1840,7 +1840,8 @@ init_range_entry (struct range_entry *r, tree exp, gimple stmt)
 
       if (exp != NULL_TREE)
 	{
-	  if (TREE_CODE (exp) != SSA_NAME)
+	  if (TREE_CODE (exp) != SSA_NAME
+	      || SSA_NAME_OCCURS_IN_ABNORMAL_PHI (exp))
 	    break;
 
 	  stmt = SSA_NAME_DEF_STMT (exp);