re PR rtl-optimization/55154 (ICE: in curr_insn_transform, at lra-constraints.c:2702 with custom flags)

2012-11-09  Vladimir Makarov  <vmakarov@redhat.com>

	PR tree-optimization/55154
	* lra-int.h (LRA_LOSER_COST_FACTOR, LRA_MAX_REJECT): New macros.
	* lra.c (setup_operand_alternative): Use them.
	* lra-constraints.c (LOSER_COST_FACTOR, MAX_OVERALL_COST_BOUND):
	Remove.
	(process_alt_operands): Use LRA_LOSER_COST_FACTOR and
	LRA_MAX_REJECT.  Accumulate reject instead of setting for
	non-const.
	(curr_insn_transform): Initialize best_losers and best_overall by
	INT_MAX.

2012-11-09  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/55154
	* gcc.target/i386/pr55154.c: New test.

From-SVN: r193364