gdb/testsuite/gdb.ada/fixed_points/fixed_points.adb

   1 --  Copyright 2004-2020 Free Software Foundation, Inc.
   2 --
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   5 --  the Free Software Foundation; either version 3 of the License, or
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   8 --  This program is distributed in the hope that it will be useful,
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  10 --  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 --  GNU General Public License for more details.
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  13 --  You should have received a copy of the GNU General Public License
  14 --  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 with System;
  17
  18 procedure Fixed_Points is
  19
  20    ------------
  21    -- Test 1 --
  22    ------------
  23
  24    --  Fixed point subtypes
  25
  26    type Base_Fixed_Point_Type is
  27      delta 1.0 / 16.0
  28      range -2147483648 * 1.0 / 16.0 ..  2147483647 * 1.0 / 16.0;
  29
  30    subtype Fixed_Point_Subtype is
  31      Base_Fixed_Point_Type range -50.0 .. 50.0;
  32
  33    type New_Fixed_Point_Type is
  34      new Base_Fixed_Point_Type range -50.0 .. 50.0;
  35
  36    Base_Object            : Base_Fixed_Point_Type := -50.0;
  37    Subtype_Object         : Fixed_Point_Subtype := -50.0;
  38    New_Type_Object        : New_Fixed_Point_Type := -50.0;
  39
  40
  41    ------------
  42    -- Test 2 --
  43    ------------
  44
  45    --  Overprecise delta
  46
  47    Overprecise_Delta : constant := 0.135791357913579;
  48    --  delta whose significant figures cannot be stored into a long.
  49
  50    type Overprecise_Fixed_Point is
  51      delta Overprecise_Delta range 0.0 .. 200.0;
  52    for Overprecise_Fixed_Point'Small use Overprecise_Delta;
  53
  54    Overprecise_Object : Overprecise_Fixed_Point :=
  55      Overprecise_Fixed_Point'Small;
  56
  57 begin
  58    Base_Object := 1.0/16.0;   -- Set breakpoint here
  59    Subtype_Object := 1.0/16.0;
  60    New_Type_Object := 1.0/16.0;
  61    Overprecise_Object := Overprecise_Fixed_Point'Small * 2;
  62 end Fixed_Points;