2014-06-11  Richard Biener  <rguenther@suse.de>

	PR middle-end/61437
	Revert
	2014-06-04  Richard Biener  <rguenther@suse.de>

	* tree.h (may_be_aliased): Trust TREE_ADDRESSABLE from
	TREE_PUBLIC and DECL_EXTERNAL decls.

	* gcc.dg/torture/20140610-1.c: New testcase.
	* gcc.dg/torture/20140610-2.c: Likewise.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@211436 138bc75d-0d04-0410-961f-82ee72b054a4