re PR tree-optimization/34989 (ICE in get_addr_dereference_operands, at tree-ssa-operands.c:1698 with IMA)

2008-02-19  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/34989
	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
	Allow propagation to INDIRECT_REF if we can simplify only.

	* gcc.dg/pr34989-1.c: New testcase.
	* gcc.dg/pr34989-2.c: Likewise.

From-SVN: r132429