tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More properly handle conversion/copy chains after tuplification.

2008-08-20  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
	properly handle conversion/copy chains after tuplification.

	* gcc.dg/tree-ssa/forwprop-9.c: Scan FRE dump as well.
	* gcc.dg/tree-ssa/forwprop-10.c: New testcase.

From-SVN: r139288