-- Copyright 2004, 2007-2012 Free Software Foundation, Inc. -- -- This program is free software; you can redistribute it and/or modify -- it under the terms of the GNU General Public License as published by -- the Free Software Foundation; either version 3 of the License, or -- (at your option) any later version. -- -- This program is distributed in the hope that it will be useful, -- but WITHOUT ANY WARRANTY; without even the implied warranty of -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -- GNU General Public License for more details. -- -- You should have received a copy of the GNU General Public License -- along with this program. If not, see . with System; procedure Fixed_Points is ------------ -- Test 1 -- ------------ -- Fixed point subtypes type Base_Fixed_Point_Type is delta 1.0 / 16.0 range (System.Min_Int / 2) * 1.0 / 16.0 .. (System.Max_Int / 2) * 1.0 / 16.0; subtype Fixed_Point_Subtype is Base_Fixed_Point_Type range -50.0 .. 50.0; type New_Fixed_Point_Type is new Base_Fixed_Point_Type range -50.0 .. 50.0; Base_Object : Base_Fixed_Point_Type := -50.0; Subtype_Object : Fixed_Point_Subtype := -50.0; New_Type_Object : New_Fixed_Point_Type := -50.0; ------------ -- Test 2 -- ------------ -- Overprecise delta Overprecise_Delta : constant := 0.135791357913579; -- delta whose significant figures cannot be stored into a long. type Overprecise_Fixed_Point is delta Overprecise_Delta range 0.0 .. 200.0; for Overprecise_Fixed_Point'Small use Overprecise_Delta; Overprecise_Object : Overprecise_Fixed_Point := Overprecise_Fixed_Point'Small; begin Base_Object := 1.0/16.0; -- Set breakpoint here Subtype_Object := 1.0/16.0; New_Type_Object := 1.0/16.0; Overprecise_Object := Overprecise_Fixed_Point'Small * 2; end Fixed_Points;