blob: e87c415c5480efa8c367befbf4b4343a90e67419 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
-- { dg-do compile }
-- { dg-options "-gnatws -O" }
with Unchecked_Conversion;
package body loop_unchecked_conversion is
type Byte is mod 2**8;
type List is array (Natural range <>) of Byte;
subtype Integer_List is List (1 .. 4);
function Integer_Down is new
Unchecked_Conversion (Source => Integer, Target => Integer_List);
type Storage (Size : Integer) is
record
Data : List (1 .. Size);
end record;
type Storage_Pointer is access Storage;
The_Data_Storage : Storage_Pointer;
procedure slice is
begin
for I in 0 .. 1 loop
The_Data_Storage.Data (I+1 .. I+4) := Integer_Down (I);
end loop;
end;
end loop_unchecked_conversion;
|
