63 lines
1.9 KiB
Ada
63 lines
1.9 KiB
Ada
-- Copyright 2004-2016 Free Software Foundation, Inc.
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--
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-- This program is free software; you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation; either version 3 of the License, or
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-- (at your option) any later version.
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--
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-- This program is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License
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-- along with this program. If not, see <http://www.gnu.org/licenses/>.
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with System;
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procedure Fixed_Points is
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------------
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-- Test 1 --
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------------
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-- Fixed point subtypes
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type Base_Fixed_Point_Type is
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delta 1.0 / 16.0
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range (System.Min_Int / 2) * 1.0 / 16.0 ..
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(System.Max_Int / 2) * 1.0 / 16.0;
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subtype Fixed_Point_Subtype is
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Base_Fixed_Point_Type range -50.0 .. 50.0;
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type New_Fixed_Point_Type is
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new Base_Fixed_Point_Type range -50.0 .. 50.0;
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Base_Object : Base_Fixed_Point_Type := -50.0;
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Subtype_Object : Fixed_Point_Subtype := -50.0;
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New_Type_Object : New_Fixed_Point_Type := -50.0;
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------------
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-- Test 2 --
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------------
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-- Overprecise delta
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Overprecise_Delta : constant := 0.135791357913579;
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-- delta whose significant figures cannot be stored into a long.
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type Overprecise_Fixed_Point is
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delta Overprecise_Delta range 0.0 .. 200.0;
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for Overprecise_Fixed_Point'Small use Overprecise_Delta;
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Overprecise_Object : Overprecise_Fixed_Point :=
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Overprecise_Fixed_Point'Small;
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begin
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Base_Object := 1.0/16.0; -- Set breakpoint here
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Subtype_Object := 1.0/16.0;
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New_Type_Object := 1.0/16.0;
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Overprecise_Object := Overprecise_Fixed_Point'Small * 2;
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end Fixed_Points;
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