* config/m68k/m68k.c (m68k_output_addr_const_extra): Add cast to
enum type.
(m68k_sched_attr_opx_type): Remove unreachable return.
(m68k_sched_attr_opy_type): Likewise.
(m68k_sched_attr_size): Likewise.
(sched_get_opxy_mem_type): Likewise.
(m68k_sched_attr_op_mem): Likewise.

From-SVN: r161225