* c-common.c (fname_as_string, c_type_hash): Constify.

	* c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
	* cgraph.c (edge_hash, edge_eq): Likewise.
	* dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
	* emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
	reg_attrs_htab_eq): Likewise.
	* except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
	Likewise.
	* genautomata.c (const_reserv_sets_t, const_unit_decl_t,
	const_decl_t, const_state_t, const_automata_list_el_t): New.
	(first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
	DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
	automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
	insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
	reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
	automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
	compare_max_occ_cycle_nums, out_state_arcs_num,
	compare_transition_els_num, units_cmp, state_reservs_cmp):
	Constify.
	* genmodes.c (cmp_modes): Likewise.
	* ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
	* gimplify.c (compare_case_labels): Likewise.
	* ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
	* loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
	* matrix-reorg.c (mtt_info_hash): Likewise.
	* postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
	* rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
	(htab_hash_bucket, htab_hash_elem): Constify.
	* tree-browser.c (TB_parent_eq): Likewise.
	* tree-scalar-evolution.c (hash_scev_info): Likewise.
	* tree-ssa-alias.c (sort_tags_by_id): Likewise.
	* tree-ssa-coalesce.c (const_coalesce_pair_p): New.
	(coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
	Constify.
	* tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
	* tree-ssa-pre.c (const_expr_pred_trans_t): New.
	(expr_pred_trans_hash, expr_pred_trans_eq): Constify.
	* tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
	const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
	New.
	(vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
	vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
	vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
	* tree-ssa-threadupdate.c (redirection_data_hash,
	redirection_data_eq): Likewise. 
	* tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
	* tree-ssa.c (var_ann_eq): Likewise.
	* tree-vrp.c (compare_case_labels): Likewise.
	* tree.c (int_cst_hash_hash, int_cst_hash_eq,
	tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
	tree_not_check_failed, tree_class_check_failed,
	tree_range_check_failed, tree_not_class_check_failed,
	omp_clause_check_failed, omp_clause_range_check_failed,
	tree_contains_struct_check_failed, tree_operand_check_failed):
	Likewise. 
	* tree.h (tree_contains_struct_check_failed, tree_check_failed,
	tree_not_check_failed, tree_class_check_failed,
	tree_range_check_failed, tree_not_class_check_failed,
	tree_operand_check_failed, omp_clause_operand_check_failed,
	tree_operand_length): Likewise. 
	* var-tracking.c (const_variable): New.
	(variable_htab_hash, variable_htab_eq): Constify.
	* varasm.c (const_desc_hash): Likewise.

cp:
	* decl.c (typename_hash, typename_compare): Constify.
	* mangle.c (hash_type, compare_type): Likewise.
	* pt.c (eq_local_specializations, hash_local_specialization):
	Likewise.
	* tree.c (cplus_array_hash, cplus_array_compare, list_hash_eq,
	list_hash): Likewise.
	* typeck2.c (pat_compare): Likewise.

fortran:
	* gfortran.h (generate_isocbinding_symbol): Constify.
	* symbol.c (gen_special_c_interop_ptr, gen_cptr_param,
	generate_isocbinding_symbol): Likewise.

java:
	* class.c (java_treetreehash_hash, java_treetreehash_compare):
	Constify. 
	* expr.c (type_assertion_eq): Likewise.
	* jcf-io.c (compare_path): Likewise.
	* jcf-parse.c (cmpstringp): Likewise.
	* verify-impl.c (get_one_type, compute_argument_types,
	compute_return_type): Likewise. 

objc:
	* objc-act.c (volatilized_hash, volatilized_eq, string_hash,
	string_eq): Constify.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@126925 138bc75d-0d04-0410-961f-82ee72b054a4

2 files changed, 11 insertions, 6 deletions

diff --git a/gcc/objc/ChangeLog b/gcc/objc/ChangeLog
index eb2061a6975..fdcec9d37ac 100644
--- a/gcc/objc/ChangeLog
+++ b/gcc/objc/ChangeLog
@@ -1,3 +1,8 @@
+2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* objc-act.c (volatilized_hash, volatilized_eq, string_hash,
+	string_eq): Constify.
+
 2007-04-04  Stuart Hastings  <stuart@apple.com>
 
 	PR 31281
diff --git a/gcc/objc/objc-act.c b/gcc/objc/objc-act.c
index 19475e2f8d8..3f0d6deea51 100644
--- a/gcc/objc/objc-act.c
+++ b/gcc/objc/objc-act.c
@@ -1321,7 +1321,7 @@ objc_xref_basetypes (tree ref, tree basetype)
 static hashval_t
 volatilized_hash (const void *ptr)
 {
-  tree typ = ((struct volatilized_type *)ptr)->type;
+  const_tree const typ = ((const struct volatilized_type *)ptr)->type;
 
   return htab_hash_pointer(typ);
 }
@@ -1329,8 +1329,8 @@ volatilized_hash (const void *ptr)
 static int
 volatilized_eq (const void *ptr1, const void *ptr2)
 {
-  tree typ1 = ((struct volatilized_type *)ptr1)->type;
-  tree typ2 = ((struct volatilized_type *)ptr2)->type;
+  const_tree const typ1 = ((const struct volatilized_type *)ptr1)->type;
+  const_tree const typ2 = ((const struct volatilized_type *)ptr2)->type;
 
   return typ1 == typ2;
 }
@@ -1856,7 +1856,7 @@ my_build_string_pointer (int len, const char *str)
 static hashval_t
 string_hash (const void *ptr)
 {
-  tree str = ((struct string_descriptor *)ptr)->literal;
+  const_tree const str = ((const struct string_descriptor *)ptr)->literal;
   const unsigned char *p = (const unsigned char *) TREE_STRING_POINTER (str);
   int i, len = TREE_STRING_LENGTH (str);
   hashval_t h = len;
@@ -1870,8 +1870,8 @@ string_hash (const void *ptr)
 static int
 string_eq (const void *ptr1, const void *ptr2)
 {
-  tree str1 = ((struct string_descriptor *)ptr1)->literal;
-  tree str2 = ((struct string_descriptor *)ptr2)->literal;
+  const_tree const str1 = ((const struct string_descriptor *)ptr1)->literal;
+  const_tree const str2 = ((const struct string_descriptor *)ptr2)->literal;
   int len1 = TREE_STRING_LENGTH (str1);
 
   return (len1 == TREE_STRING_LENGTH (str2)