gcc/testsuite/gnat.dg/renaming15.adb

   1 --  { dg-do compile }
   2
   3 with Ada.Containers.Hashed_Maps;
   4 with Ada.Text_IO;
   5
   6 procedure Renaming15 is
   7    use Ada.Containers;
   8
   9    subtype String_T is String (1 .. 3);
  10
  11    function Hash (Aircraft_Id : Integer) return Hash_Type is
  12        (Hash_Type (Aircraft_Id) * (2 ** 31 - 1));
  13    function Equal (Left, Right : Integer) return Boolean is (Left = Right);
  14    package Radar_Map is new Hashed_Maps (Integer, String_T, Hash, Equal);
  15
  16    Radars : Radar_Map.Map;
  17
  18    procedure Change_Elem_Value is
  19    begin
  20       for C in Radars.Iterate loop
  21          declare
  22             E : String_T renames Radar_Map.Element (C);
  23          begin
  24             E := "Xyz";  --  { dg-error "left hand side of assignment must be a variable" }
  25             Ada.Text_IO.Put_Line (E);
  26          end;
  27       end loop;
  28    end Change_Elem_Value;
  29 begin
  30    Radars.Include (1, "jjj");
  31    Change_Elem_Value;
  32 end Renaming15;