attribs.c (hash_attr, [...]): Constify.

	* attribs.c (hash_attr, eq_attr, init_attributes): Constify.
	* builtins.c (validate_arg, builtin_mathfn_code,
	validate_arglist): Likewise.
	* calls.c (call_expr_flags): Likewise.
	* combine.c (reg_nonzero_bits_for_combine,
	reg_num_sign_bit_copies_for_combine, get_last_value,
	reg_truncated_to_mode): Likewise.
	* emit-rtl.c (subreg_lowpart_p): Likewise.
	* expr.c (highest_pow2_factor_for_target,
	categorize_ctor_elements_1, categorize_ctor_elements,
	count_type_elements, contains_packed_reference,
	highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
	* fold-const.c (may_negate_without_overflow_p, int_const_binop,
	fold_convertible_p, operand_equal_p, tree_swap_operands_p,
	native_encode_int, native_encode_real, native_encode_complex,
	native_encode_vector, native_encode_expr, native_interpret_int,
	native_interpret_real, native_interpret_complex,
	native_interpret_vector, native_interpret_expr): Likewise.
	* function.c (use_register_for_decl): Likewise.
	* gimplify.c (get_name): Likewise.
	* langhooks-def.h (lhd_return_null_const_tree): New.
	(LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
	* langhooks.c (lhd_return_null_const_tree): New.
	* langhooks.h (lang_get_callee_fndecl): Constify.
	* output.h (constructor_static_from_elts_p): Likewise.
	* rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
	* rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
	subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
	* rtlanal.c (cached_nonzero_bits, nonzero_bits1,
	cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
	nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
	* rtlhooks-def.h (reg_nonzero_bits_general,
	reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
	Likewise. 
	* rtlhooks.c (reg_num_sign_bit_copies_general,
	reg_nonzero_bits_general, reg_truncated_to_mode_general):
	Likewise. 
	* stmt.c (warn_if_unused_value, is_body_block): Likewise.
	* stor-layout.c (mode_for_size_tree): Likewise.
	* tree-ssa-loop-im.c (memref_eq): Likewise.
	* tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
	* tree.c (contains_placeholder_p, type_list_equal,
	simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
	Likewise. 
	* tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
	mode_for_size_tree, categorize_ctor_elements, count_type_elements,
	contains_placeholder_p, contains_packed_reference,
	get_callee_fndecl, operand_equal_for_phi_arg_p,
	warn_if_unused_value, is_body_block, native_encode_expr,
	native_interpret_expr, fold_convertible_p, operand_equal_p,
	int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
	validate_arglist, simple_cst_equal, type_list_equal,
	use_register_for_decl, call_expr_flags, get_name,
	highest_pow2_factor): Likewise.
	(const_call_expr_arg_iterator_d,
	init_const_call_expr_arg_iterator, next_const_call_expr_arg,
	first_const_call_expr_arg, more_const_call_expr_args_p,
	FOR_EACH_CONST_CALL_EXPR_ARG): New.
	* varasm.c (constructor_static_from_elts_p): Constify.
	
cp:
	* parser.c (eof_token): Un-constify.
	(cp_lexer_new_main, cp_lexer_new_from_tokens, VEC_alloc,
	cp_lexer_consume_token, cp_lexer_purge_token): Remove spurious
	casts.

java:
	* lang.c (java_get_callee_fndecl): Constify.

objc:
	* objc-act.c (objc_get_callee_fndecl): Constify.
	* objc-act.h (objc_get_callee_fndecl): Likewise.

From-SVN: r127036

1 files changed, 7 insertions, 7 deletions

diff --git a/gcc/attribs.c b/gcc/attribs.c
index 5ac72f7..feb1c30 100644
--- a/gcc/attribs.c
+++ b/gcc/attribs.c
@@ -87,8 +87,8 @@ substring_hash (const char *str, int l)
 static hashval_t
 hash_attr (const void *p)
 {
-  struct attribute_spec *spec = (struct attribute_spec *) p;
-  int l = strlen (spec->name);
+  const struct attribute_spec *const spec = (const struct attribute_spec *) p;
+  const int l = strlen (spec->name);
 
   return substring_hash (spec->name, l);
 }
@@ -98,8 +98,8 @@ hash_attr (const void *p)
 static int
 eq_attr (const void *p, const void *q)
 {
-  const struct attribute_spec *spec = (struct attribute_spec *) p;
-  const struct substring *str = (struct substring *) q;
+  const struct attribute_spec *const spec = (const struct attribute_spec *) p;
+  const struct substring *const str = (const struct substring *) q;
 
   return (!strncmp (spec->name, str->str, str->length) && !spec->name[str->length]);
 }
@@ -183,15 +183,15 @@ init_attributes (void)
     for (k = 0; attribute_tables[i][k].name != NULL; k++)
       {
 	struct substring str;
-	void **slot;
+	const void **slot;
 
 	str.str = attribute_tables[i][k].name;
 	str.length = strlen (attribute_tables[i][k].name);
-	slot = htab_find_slot_with_hash (attribute_hash, &str,
+	slot = (const void **)htab_find_slot_with_hash (attribute_hash, &str,
 					 substring_hash (str.str, str.length),
 					 INSERT);
 	gcc_assert (!*slot);
-	*slot = (void *)&attribute_tables[i][k];
+	*slot = &attribute_tables[i][k];
       }
   attributes_initialized = true;
 }