* Makefile.in (toplev.o): Depend on loop.h.
* dwarfout.c: Include tm_p.h.
* emit-rtl.c (restore_emit_status): Mark parameter with
ATTRIBUTE_UNUSED.
* final.c (final_scan_insn): Likewise.
* flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
flow_depth_first_order_compute, flow_loop_pre_header_find,
flow_loop_tree_node_add, flow_loops_tree_build,
flow_loop_level_compute, flow_loops_level_compute,
flow_loop_outside_edge_p): Add prototypes.
(recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
* ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
Mark with ATTRIBUTE_NORETURN.
* hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
* local-alloc.c (no_conflict_p): Likewise.
* loop.c (insert_bct): Hide definitions of variables with hidden
usage.
(note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
* regclass.c (memory_move_secondary_cost): Mark variable `mem'
with ATTRIBUTE_UNUSED.
(record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
(reg_scan): Likewise.
* reload.c (find_reloads): Remove unused variables `changed'.
* reload1.c (reload_reg_class_lower): Don't unnecessarily cast
away const-ness.
(allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
Remove unused variable `insn'.
* toplev.c: Include loop.h.
(report_file_and_line): Remove unnecessary prototype.
* tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
* unroll.c (biv_total_increment): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@31085
138bc75d-0d04-0410-961f-
82ee72b054a4