cp-tree.h (TYPE_REF_P): New.

2018-05-14  Paolo Carlini  <paolo.carlini@oracle.com>

	* cp-tree.h (TYPE_REF_P): New.
	(TYPE_OBJ_P, TYPE_REF_OBJ_P, TYPE_REFFN_P): Update.
	* call.c (build_list_conv, build_aggr_conv, standard_conversion,
	direct_reference_binding, reference_binding, implicit_conversion,
	add_builtin_candidate, build_user_type_conversion_1, build_op_call_1,
	build_new_op_1, build_x_va_arg, conv_binds_ref_to_prvalue,
	build_over_call, perform_implicit_conversion_flags,
	extend_ref_init_temps, type_has_extended_temps): Use it.
	* class.c (one_inheriting_sig, check_field_decls,
	check_bases_and_members, find_flexarrays, finish_struct,
	fixed_type_or_null): Likewise.
	* constexpr.c (literal_type_p, cxx_bind_parameters_in_call,
	non_const_var_error, cxx_eval_constant_expression,
	potential_constant_expression_1): Likewise.
	* cp-gimplify.c (omp_var_to_track, omp_cxx_notice_variable,
	cp_genericize_r, cxx_omp_privatize_by_reference,
	cxx_omp_const_qual_no_mutable, cxx_omp_finish_clause,
	cp_fold_maybe_rvalue): Likewise.
	* cp-ubsan.c (cp_ubsan_maybe_instrument_downcast): Likewise.
	* cvt.c (build_up_reference, convert_to_reference,
	convert_from_reference, convert_to_void, noexcept_conv_p,
	fnptr_conv_p): Likewise.
	* decl.c (poplevel, check_for_uninitialized_const_var,
	check_initializer, initialize_local_var, cp_finish_decl,
	get_tuple_decomp_init, cp_finish_decomp, grokdeclarator, copy_fn_p,
	move_signature_fn_p, grok_op_properties, finish_function): Likewise.
	* decl2.c (grok_array_decl, cp_reconstruct_complex_type,
	decl_maybe_constant_var_p): Likewise.
	* error.c (dump_type_prefix, dump_expr): Likewise.
	* except.c (initialize_handler_parm, complete_ptr_ref_or_void_ptr_p,
	is_admissible_throw_operand_or_catch_parameter): Likewise.
	* expr.c (mark_use): Likewise.
	* init.c (build_zero_init_1, build_value_init_noctor,
	perform_member_init, diagnose_uninitialized_cst_or_ref_member_1,
	build_new, build_delete): Likewise.
	* lambda.c (build_lambda_object): Likewise.
	* mangle.c (write_expression, write_template_arg): Likewise.
	* method.c (forward_parm, do_build_copy_constructor,
	do_build_copy_assign, build_stub_object, constructible_expr,
	walk_field_subobs): Likewise.
	* parser.c (cp_parser_omp_for_loop_init,
	cp_parser_omp_declare_reduction_exprs,
	cp_parser_omp_declare_reduction): Likewise.
	* pt.c (convert_nontype_argument_function, convert_nontype_argument,
	convert_template_argument, tsubst_pack_expansion,
	tsubst_function_decl, tsubst_decl, tsubst, tsubst_copy_and_build,
	maybe_adjust_types_for_deduction, check_cv_quals_for_unify, unify,
	more_specialized_fn, invalid_nontype_parm_type_p, dependent_type_p_r,
	value_dependent_expression_p, build_deduction_guide): Likewise.
	* semantics.c (finish_handler_parms, finish_non_static_data_member,
	finish_compound_literal, omp_privatize_field,
	handle_omp_array_sections_1, handle_omp_array_sections,
	cp_check_omp_declare_reduction, finish_omp_reduction_clause,
	finish_omp_declare_simd_methods, cp_finish_omp_clause_depend_sink,
	finish_omp_clauses, finish_decltype_type, capture_decltype,
	finish_builtin_launder): Likewise.
	* tree.c (lvalue_kind, cp_build_reference_type, move,
	cp_build_qualified_type_real, stabilize_expr, stabilize_init): Likewise.
	* typeck.c (cxx_safe_arg_type_equiv_p, build_class_member_access_expr,
	cp_build_indirect_ref_1, convert_arguments, warn_for_null_address,
	cp_build_addr_expr_1, maybe_warn_about_useless_cast,
	build_static_cast_1, build_static_cast, build_reinterpret_cast_1,
	build_const_cast_1, cp_build_c_cast, cp_build_modify_expr,
	convert_for_initialization,
	maybe_warn_about_returning_address_of_local, check_return_expr,
	cp_type_quals, casts_away_constness, non_reference): Likewise.
	* typeck2.c (cxx_readonly_error, store_init_value,
	process_init_constructor_record, build_x_arrow, build_functional_cast,
	add_exception_specifier): Likewise.

From-SVN: r260228

1 files changed, 9 insertions, 9 deletions

diff --git a/gcc/cp/constexpr.c b/gcc/cp/constexpr.c
index d9a4cab..9ee37de 100644
--- a/gcc/cp/constexpr.c
+++ b/gcc/cp/constexpr.c
@@ -60,7 +60,7 @@ literal_type_p (tree t)
 {
   if (SCALAR_TYPE_P (t)
       || VECTOR_TYPE_P (t)
-      || TREE_CODE (t) == REFERENCE_TYPE
+      || TYPE_REF_P (t)
       || (VOID_TYPE_P (t) && cxx_dialect >= cxx14))
     return true;
   if (CLASS_TYPE_P (t))
@@ -1328,7 +1328,7 @@ cxx_bind_parameters_in_call (const constexpr_ctx *ctx, tree t,
 	  arg = unshare_constructor (arg);
 	  /* Make sure the binding has the same type as the parm.  But
 	     only for constant args.  */
-	  if (TREE_CODE (type) != REFERENCE_TYPE)
+	  if (!TYPE_REF_P (type))
 	    arg = adjust_temp_type (type, arg);
 	  if (!TREE_CONSTANT (arg))
 	    *non_constant_args = true;
@@ -3394,7 +3394,7 @@ non_const_var_error (tree r)
       else
 	gcc_unreachable ();
     }
-  else if (TREE_CODE (type) == REFERENCE_TYPE)
+  else if (TYPE_REF_P (type))
     inform (DECL_SOURCE_LOCATION (r),
 	    "%qD was not initialized with a constant "
 	    "expression", r);
@@ -4104,7 +4104,7 @@ cxx_eval_constant_expression (const constexpr_ctx *ctx, tree t,
 	}
 
       if (TREE_CODE (t) == INTEGER_CST
-	  && TREE_CODE (TREE_TYPE (t)) == POINTER_TYPE
+	  && TYPE_PTR_P (TREE_TYPE (t))
 	  && !integer_zerop (t))
 	{
 	  if (!ctx->quiet)
@@ -4185,13 +4185,13 @@ cxx_eval_constant_expression (const constexpr_ctx *ctx, tree t,
       return t;
 
     case PARM_DECL:
-      if (lval && TREE_CODE (TREE_TYPE (t)) != REFERENCE_TYPE)
+      if (lval && !TYPE_REF_P (TREE_TYPE (t)))
 	/* glvalue use.  */;
       else if (tree *p = ctx->values->get (r))
 	r = *p;
       else if (lval)
 	/* Defer in case this is only used for its type.  */;
-      else if (TREE_CODE (TREE_TYPE (t)) == REFERENCE_TYPE)
+      else if (TYPE_REF_P (TREE_TYPE (t)))
 	/* Defer, there's no lvalue->rvalue conversion.  */;
       else if (COMPLETE_TYPE_P (TREE_TYPE (t))
 	       && is_really_empty_class (TREE_TYPE (t)))
@@ -4619,7 +4619,7 @@ cxx_eval_constant_expression (const constexpr_ctx *ctx, tree t,
 	  {
 	    if (integer_zerop (op))
 	      {
-		if (TREE_CODE (type) == REFERENCE_TYPE)
+		if (TYPE_REF_P (type))
 		  {
 		    if (!ctx->quiet)
 		      error_at (EXPR_LOC_OR_LOC (t, input_location),
@@ -4627,7 +4627,7 @@ cxx_eval_constant_expression (const constexpr_ctx *ctx, tree t,
 		    *non_constant_p = true;
 		    return t;
 		  }
-		else if (TREE_CODE (TREE_TYPE (op)) == POINTER_TYPE)
+		else if (TYPE_PTR_P (TREE_TYPE (op)))
 		  {
 		    tree from = TREE_TYPE (op);
 
@@ -5807,7 +5807,7 @@ potential_constant_expression_1 (tree t, bool want_rval, bool strict, bool now,
 	}
 
       return (RECUR (TREE_OPERAND (t, 0),
-		     TREE_CODE (TREE_TYPE (t)) != REFERENCE_TYPE));
+		     !TYPE_REF_P (TREE_TYPE (t))));
 
     case BIND_EXPR:
       return RECUR (BIND_EXPR_BODY (t), want_rval);