re PR rtl-optimization/71374 (ICE on valid code at -O1 and above on x86_64-linux-gnu: in extract_constrain_insn, at recog.c:2190)

2017-01-27  Vladimir Makarov  <vmakarov@redhat.com>

	PR tree-optimization/71374
	* lra-constraints.c (check_conflict_input_operands): New.
	(match_reload): Use it.

2017-01-27  Vladimir Makarov  <vmakarov@redhat.com>

	PR tree-optimization/71374
	* testsuite/gcc.target/i386/pr71374.c: New.

From-SVN: r244991