2009-08-09  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/41016
	* tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification
	bug.
	(operand_precision): Remove.
	(integral_operand_p): Likewise.
	(recognize_single_bit_test): Adjust.

	* gcc.c-torture/compile/pr41016.c: New testcase.

From-SVN: r150595