re PR rtl-optimization/55055 (RTL check: expected code 'reg', have 'subreg' in rhs_regno, at rtl.h:1123)

2012-10-24  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/55055
	* lra-spills.c (alter_subregs): New function.
	(lra_hard_reg_substitution): Use it.

From-SVN: r192779