2012-05-14  Richard Guenther  <rguenther@suse.de>

	* gimplify.c (gimple_regimplify_operands): Only mark the LHS
	of statements for renaming.
	(force_gimple_operand_1): Likewise, consistently for both
	calls to force_gimple_operand and force_gimple_operand_gsi.

From-SVN: r187468