From: Zdenek Dvorak <dvorakz@suse.cz>
Date: Tue, 5 Dec 2006 18:26:20 +0000 (+0100)
Subject: re PR tree-optimization/14784 ([Tree-ssa] alias analysis deficiency)
X-Git-Tag: releases/gcc-4.3.0~8120
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=c1ac94fbe900aed88c60ffcbf8eac80c54f3f95e;p=thirdparty%2Fgcc.git

re PR tree-optimization/14784 ([Tree-ssa] alias analysis deficiency)

	PR tree-optimization/14784
	* tree-ssa-operands.c (access_can_touch_variable): Unrevert the fix.

From-SVN: r119549
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5d432ceabc3c..25db35242d19 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2006-12-05  Zdenek Dvorak <dvorakz@suse.cz>
+
+	PR tree-optimization/14784
+	* tree-ssa-operands.c (access_can_touch_variable): Unrevert the fix.
+
 2006-12-05  Aldy Hernandez  <aldyh@redhat.com>
 
 	Merge from gimple-tuples-branch.
diff --git a/gcc/tree-ssa-operands.c b/gcc/tree-ssa-operands.c
index 05876846a35d..3cdc48a9b909 100644
--- a/gcc/tree-ssa-operands.c
+++ b/gcc/tree-ssa-operands.c
@@ -1153,12 +1153,7 @@ access_can_touch_variable (tree ref, tree alias, HOST_WIDE_INT offset,
 	       || TREE_CODE (TREE_TYPE (base)) != UNION_TYPE)
 	   && !AGGREGATE_TYPE_P (TREE_TYPE (alias))
 	   && TREE_CODE (TREE_TYPE (alias)) != COMPLEX_TYPE
-#if 0
-	   /* FIXME: PR tree-optimization/29680.  */
 	   && !var_ann (alias)->is_heapvar
-#else
-	   && !POINTER_TYPE_P (TREE_TYPE (alias))
-#endif
 	   /* When the struct has may_alias attached to it, we need not to
 	      return true.  */
 	   && get_alias_set (base))