lower-subreg.c (move_eh_region_note): New static function.

lower-subreg.c (move_eh_region_note): New static function.

./:	* lower-subreg.c (move_eh_region_note): New static function.
	(resolve_simple_move): Call it.
	(decompose_multiword_subregs): Track blocks for which we resolve a
	simple move which is also a control flow insn.  Pass them to
	find_many_sub_basic_blocks.
	(pass_lower_subreg): Add TODO_verify_flow.
	(pass_lower_subreg2): Likewise.
testsuite/:
	* g++.dg/eh/subreg-1.C: New test.

From-SVN: r122025