Don't search DEBUG_INSNs for removable zero extends.
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1 ------------------------------------------------------------------------------
2 -- --
3 -- GNAT RUN-TIME COMPONENTS --
4 -- --
5 -- A D A . A S Y N C H R O N O U S _ T A S K _ C O N T R O L --
6 -- --
7 -- B o d y --
8 -- --
9 -- Copyright (C) 1992-2009, Free Software Foundation, Inc. --
10 -- --
11 -- GNAT is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 3, or (at your option) any later ver- --
14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
16 -- or FITNESS FOR A PARTICULAR PURPOSE. --
17 -- --
18 -- As a special exception under Section 7 of GPL version 3, you are granted --
19 -- additional permissions described in the GCC Runtime Library Exception, --
20 -- version 3.1, as published by the Free Software Foundation. --
21 -- --
22 -- You should have received a copy of the GNU General Public License and --
23 -- a copy of the GCC Runtime Library Exception along with this program; --
24 -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
25 -- <http://www.gnu.org/licenses/>. --
26 -- --
27 -- GNAT was originally developed by the GNAT team at New York University. --
28 -- Extensive contributions were provided by Ada Core Technologies Inc. --
29 -- --
30 ------------------------------------------------------------------------------
32 -- This is a dummy body, which will not normally be compiled when used with
33 -- standard versions of GNAT, which do not support this package. See comments
34 -- in spec for further details.
36 package body Ada.Asynchronous_Task_Control is
38 --------------
39 -- Continue --
40 --------------
42 procedure Continue (T : Ada.Task_Identification.Task_Id) is
43 begin
44 null;
45 end Continue;
47 ----------
48 -- Hold --
49 ----------
51 procedure Hold (T : Ada.Task_Identification.Task_Id) is
52 begin
53 raise Program_Error;
54 end Hold;
56 -------------
57 -- Is_Held --
58 -------------
60 function Is_Held (T : Ada.Task_Identification.Task_Id) return Boolean is
61 begin
62 return False;
63 end Is_Held;
65 end Ada.Asynchronous_Task_Control;