599a741170
2010-10-07 Robert Dewar <dewar@adacore.com> * sem_attr.adb: Minor reformatting. * einfo.ads, einfo.adb (Is_Ada_2012_Only): New flag * itypes.adb (Create_Null_Excluding_Itype): Set Is_Ada_2012_Only flag properly. * lib-xref.adb (Generate_Reference): Warn on use of Ada 2012 entity in non-Ada 2012 mode. * opt.ads (Warn_On_Ada_2012_Compatibility): New flag * sem_ch3.adb (Analye_Subtype_Declaration): Inherit Is_Ada_2012_Only * sem_ch7.adb (Preserve_Full_Attributes): Preserve Is_Ada_2012_Only flag. * sem_prag.adb (Analyze_Pragma, case Ada_12/Ada_2012): Allow form with argument. * sem_type.adb (Disambiguate): Deal with Is_Ada_2012_Only. * sem_warn.adb (Warn_On_Ada_2012_Compatibility): New flag, treated same as 2005 flag. 2010-10-07 Javier Miranda <miranda@adacore.com> * a-tags.ads: Use new support for pragma Ada_2012 with function Type_Is_Abstract. From-SVN: r165082
122 lines
4.8 KiB
Ada
122 lines
4.8 KiB
Ada
------------------------------------------------------------------------------
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-- --
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-- GNAT COMPILER COMPONENTS --
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-- --
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-- I T Y P E S --
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-- --
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-- B o d y --
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-- --
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-- Copyright (C) 1992-2008, Free Software Foundation, Inc. --
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-- --
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-- GNAT is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 3, or (at your option) any later ver- --
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-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
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-- for more details. You should have received a copy of the GNU General --
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-- Public License distributed with GNAT; see file COPYING3. If not, go to --
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-- http://www.gnu.org/licenses for a complete copy of the license. --
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-- --
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-- GNAT was originally developed by the GNAT team at New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc. --
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-- --
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------------------------------------------------------------------------------
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with Atree; use Atree;
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with Opt; use Opt;
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with Sem; use Sem;
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with Sinfo; use Sinfo;
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with Stand; use Stand;
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with Targparm; use Targparm;
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with Uintp; use Uintp;
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package body Itypes is
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------------------
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-- Create_Itype --
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------------------
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function Create_Itype
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(Ekind : Entity_Kind;
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Related_Nod : Node_Id;
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Related_Id : Entity_Id := Empty;
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Suffix : Character := ' ';
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Suffix_Index : Nat := 0;
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Scope_Id : Entity_Id := Current_Scope) return Entity_Id
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is
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Typ : Entity_Id;
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begin
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-- Should comment setting of Public_Status here ???
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if Related_Id = Empty then
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Typ := New_Internal_Entity (Ekind, Scope_Id, Sloc (Related_Nod), 'T');
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Set_Public_Status (Typ);
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else
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Typ :=
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New_External_Entity
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(Ekind, Scope_Id, Sloc (Related_Nod), Related_Id, Suffix,
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Suffix_Index, 'T');
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end if;
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-- Make sure Esize (Typ) was properly initialized, it should be since
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-- New_Internal_Entity/New_External_Entity call Init_Size_Align.
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pragma Assert (Esize (Typ) = Uint_0);
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Set_Etype (Typ, Any_Type);
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Set_Is_Itype (Typ);
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Set_Associated_Node_For_Itype (Typ, Related_Nod);
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if In_Deleted_Code
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and then not ASIS_Mode
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then
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Set_Is_Frozen (Typ);
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end if;
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if Ekind in Access_Subprogram_Kind then
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Set_Can_Use_Internal_Rep (Typ, not Always_Compatible_Rep_On_Target);
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end if;
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return Typ;
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end Create_Itype;
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---------------------------------
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-- Create_Null_Excluding_Itype --
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---------------------------------
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function Create_Null_Excluding_Itype
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(T : Entity_Id;
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Related_Nod : Node_Id;
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Scope_Id : Entity_Id := Current_Scope) return Entity_Id
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is
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I_Typ : Entity_Id;
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begin
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pragma Assert (Is_Access_Type (T));
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I_Typ := Create_Itype (Ekind => E_Access_Subtype,
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Related_Nod => Related_Nod,
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Scope_Id => Scope_Id);
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Set_Directly_Designated_Type (I_Typ, Directly_Designated_Type (T));
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Set_Etype (I_Typ, Base_Type (T));
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Set_Depends_On_Private (I_Typ, Depends_On_Private (T));
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Set_Is_Public (I_Typ, Is_Public (T));
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Set_From_With_Type (I_Typ, From_With_Type (T));
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Set_Is_Access_Constant (I_Typ, Is_Access_Constant (T));
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Set_Is_Generic_Type (I_Typ, Is_Generic_Type (T));
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Set_Is_Volatile (I_Typ, Is_Volatile (T));
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Set_Treat_As_Volatile (I_Typ, Treat_As_Volatile (T));
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Set_Is_Atomic (I_Typ, Is_Atomic (T));
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Set_Is_Ada_2005_Only (I_Typ, Is_Ada_2005_Only (T));
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Set_Is_Ada_2012_Only (I_Typ, Is_Ada_2012_Only (T));
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Set_Can_Never_Be_Null (I_Typ);
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return I_Typ;
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end Create_Null_Excluding_Itype;
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end Itypes;
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