matrix-reorg.c (analyze_matrix_allocation_site): Remove unused malloc_fname variable.

	* matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
	malloc_fname variable.
	(check_allocation_function): Remove unused gsi and bb_level_0
	variables.
	(transform_access_sites): Remove unused d_type_size and d_type_size_k
	variables.
	* omega.c (resurrect_subs): Remove unused n variable.
	(omega_solve_geq): Remove unused neweqns variable.
	* lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
	* tree-inline.c (declare_return_variable): Remove USE_P argument,
	return use instead of var.
	(remap_decl, remap_block): Remove unused fn variable.
	(expand_call_inline): Remove unused retvar variable, adjust
	declare_return_variable caller.
	(optimize_inline_calls): Remove unused prev_fn variable.
	* tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
	variable.
	(vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
	variables.
	* tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
	properly.
	* tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
	variable.
	(vect_create_epilog_for_reduction): Remove unused bytesize variable.
	* omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
	parameter.  Remove unused par_stmt variable.
	(determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
	(expand_omp_sections): Remove unused l1 variable.
	(lower_omp_for): Remove unused ilist variable.
	* tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
	Remove unused has_upstream_mem_write_p variable.
	* recog.c (decode_asm_operands): Remove unused noperands variable.
	* tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
	size2 variable.
	* libgcov.c (__gcov_merge_delta): Remove unused last variable.
	* tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
	base_nm variable.
	(gen_conditions_for_pow): Remove unused ec variable.
	* tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
	variable.
	* ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
	fndecl variable.
	* tree-ssa-sink.c (statement_sink_location): Remove unused code
	variable.
	* regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
	variables.
	* tree-complex.c (create_one_component_var): Remove unused inner_type
	variable.
	* calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
	unnecessarily when GEN_*CALL omits that argument.
	* regrename.c (regrename_optimize): Remove unused regs_seen variable.
	(build_def_use): Remove unused icode variable.
	* ipa-pure-const.c (check_call): Remove unused callee and avail
	variables.
	* tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
	* tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
	variable.
	(vect_pattern_recog): Remove unused stmt variable.
	* sel-sched-ir.c (make_regions_from_the_rest): Remove unused
	new_regions variable.
	* postreload.c (reload_cse_simplify_operands): Remove unused mode
	variable.
	* tree-parloops.c (create_call_for_reduction_1): Remove unused
	addr_type variable.
	(create_parallel_loop): Remove unused res variable.
	(gen_parallel_loop): Remove unused nloop variable.
	* tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
	* value-prof.c (gimple_mod_subtract_transform,
	gimple_stringops_transform): Remove unused value variable.
	(gimple_stringops_values_to_profile): Remove unused fcode variable.
	* tree-vrp.c (register_new_assert_for): Remove unused found variable.
	(vrp_visit_switch_stmt): Remove unused n variable.
	* tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
	variable.
	(vectorizable_operation): Remove unused shift_p variable.
	(vectorizable_store): Remove unused first_stmt_vinfo variable.
	* tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
	* tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
	variable.
	(vect_permute_store_chain): Remove unused scalar_dest variable.
	(vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
	variable.
	* tree-ssa-threadupdate.c (thread_single_edge): Remove unused
	local_info variable.
	* tree-optimize.c (tree_rest_of_compilation): Remove unused node
	variable.
	* optabs.c (expand_binop): Remove unused equiv_value variable.
	(emit_libcall_block): Remove unused prev variable.
	(init_optabs): Remove unused int_mode variable.
	* tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
	variable.
	(do_structure_copy): Remove unused lhsbase and rhsbase variables.
	(find_func_aliases): Remove unused rhstype variable.
	(ipa_pta_execute): Remove unused varid variable.
gcc/objc/
	* objc-act.c (generate_shared_structures): Remove unused sc_spec and
	decl_specs variables.
	(objc_build_message_expr): Remove unused loc variable.
	(objc_finish_message_expr): Remove unused saved_rtype variable.
	(encode_field_decl): Remove unused type variable.
gcc/lto/
	* lto-lang.c (handle_nonnull_attribute): Remove unused attr_arg_num
	variable.

From-SVN: r154726

2 files changed, 8 insertions, 16 deletions

diff --git a/gcc/objc/ChangeLog b/gcc/objc/ChangeLog
index 65d0282..d6e2b1f 100644
--- a/gcc/objc/ChangeLog
+++ b/gcc/objc/ChangeLog
@@ -1,5 +1,11 @@
 2009-11-28  Jakub Jelinek  <jakub@redhat.com>
 
+	* objc-act.c (generate_shared_structures): Remove unused sc_spec and
+	decl_specs variables.
+	(objc_build_message_expr): Remove unused loc variable.
+	(objc_finish_message_expr): Remove unused saved_rtype variable.
+	(encode_field_decl): Remove unused type variable.
+
 	PR obj-c++/42156
 	* objc-act.c (objc_build_struct): INIT_TYPE_OBJC_INFO for
 	type variants that don't have it initialized yet.
diff --git a/gcc/objc/objc-act.c b/gcc/objc/objc-act.c
index e720dab..e39462d 100644
--- a/gcc/objc/objc-act.c
+++ b/gcc/objc/objc-act.c
@@ -5787,7 +5787,7 @@ generate_category (tree cat)
 static void
 generate_shared_structures (int cls_flags)
 {
-  tree sc_spec, decl_specs, decl;
+  tree decl;
   tree name_expr, super_expr, root_expr;
   tree my_root_id = NULL_TREE, my_super_id = NULL_TREE;
   tree cast_type, initlist, protocol_decl;
@@ -5844,9 +5844,6 @@ generate_shared_structures (int cls_flags)
 
   /* static struct objc_class _OBJC_METACLASS_Foo = { ... }; */
 
-  sc_spec = build_tree_list (NULL_TREE, ridpointers[(int) RID_STATIC]);
-  decl_specs = tree_cons (NULL_TREE, objc_class_template, sc_spec);
-
   decl = start_var_decl (objc_class_template,
 			 IDENTIFIER_POINTER
 			 (DECL_NAME (UOBJC_METACLASS_decl)));
@@ -6269,7 +6266,6 @@ tree
 objc_build_message_expr (tree mess)
 {
   tree receiver = TREE_PURPOSE (mess);
-  location_t loc;
   tree sel_name;
 #ifdef OBJCPLUS
   tree args = TREE_PURPOSE (TREE_VALUE (mess));
@@ -6281,11 +6277,6 @@ objc_build_message_expr (tree mess)
   if (TREE_CODE (receiver) == ERROR_MARK || TREE_CODE (args) == ERROR_MARK)
     return error_mark_node;
 
-  if (CAN_HAVE_LOCATION_P (receiver))
-    loc = EXPR_LOCATION (receiver);
-  else
-    loc = input_location;
-
   /* Obtain the full selector name.  */
   if (TREE_CODE (args) == IDENTIFIER_NODE)
     /* A unary selector.  */
@@ -6448,7 +6439,7 @@ objc_finish_message_expr (tree receiver, tree sel_name, tree method_params)
     }
   else if (rtype)
     {
-      tree orig_rtype = rtype, saved_rtype;
+      tree orig_rtype = rtype;
 
       if (TREE_CODE (rtype) == POINTER_TYPE)
 	rtype = TREE_TYPE (rtype);
@@ -6457,7 +6448,6 @@ objc_finish_message_expr (tree receiver, tree sel_name, tree method_params)
 	     && TREE_CODE (OBJC_TYPE_NAME (rtype)) == TYPE_DECL
 	     && DECL_ORIGINAL_TYPE (OBJC_TYPE_NAME (rtype)))
 	rtype = DECL_ORIGINAL_TYPE (OBJC_TYPE_NAME (rtype));
-      saved_rtype = rtype;
       if (TYPED_OBJECT (rtype))
 	{
 	  rprotos = TYPE_OBJC_PROTOCOL_LIST (rtype);
@@ -8311,8 +8301,6 @@ encode_gnu_bitfield (int position, tree type, int size)
 static void
 encode_field_decl (tree field_decl, int curtype, int format)
 {
-  tree type;
-
 #ifdef OBJCPLUS
   /* C++ static members, and things that are not fields at all,
      should not appear in the encoding.  */
@@ -8320,8 +8308,6 @@ encode_field_decl (tree field_decl, int curtype, int format)
     return;
 #endif
 
-  type = TREE_TYPE (field_decl);
-
   /* Generate the bitfield typing information, if needed.  Note the difference
      between GNU and NeXT runtimes.  */
   if (DECL_BIT_FIELD_TYPE (field_decl))