gcc/
	Backport from mainline
	2014-11-23  Oleg Endo  <olegendo@gcc.gnu.org>

	PR target/53976
	* config/sh/sh_optimize_sett_clrt.cc
	(sh_optimize_sett_clrt::find_last_ccreg_values): Return bool instead
	of void.  Abort at complex edges.
	(sh_optimize_sett_clrt::execute): Do nothing if find_last_ccreg_values
	returned false.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_9-branch@217989 138bc75d-0d04-0410-961f-82ee72b054a4