On Wed, 22 Aug 2007 08:30:12 +0200
"Skybuck Flying" <[EMAIL PROTECTED]> wrote:
> Hello,
>
> The following hint message is displayed, which I doubt is correct
> which makes it interesting:
>
> "project1.lpr(21,5) Hint: Local variable "b" does not seem to be
> initialized"
>
> Unfortunately the debugger is not working on my system, Lazarus does
> not have a disassembly view so I can't see what's going on at
> assembly level.
>
> However when looking at the source code this hint message seems
> inaccurate.
>
> B is initialized by the procedure test.
>
> Demonstration/test program:
>
> // *** Begin of Code ***
>
> program project1;
>
> {$mode objfpc}{$H+}
>
> uses
> {$IFDEF UNIX}{$IFDEF UseCThreads}
> cthreads,
> {$ENDIF}{$ENDIF}
> Classes
> { add your units here };
>
> procedure test( var b : byte );
> begin
> b := 5;
> end;
>
> procedure useit;
> var
> b : byte;
> begin
> test( b );
>
> writeln( b );
> end;
It's a fpc message.
b is not initialized and given to 'var' parameter.
Either initialize b or change 'var' to 'out'.
Mattias
>
> begin
> writeln('program started');
>
> useit;
>
> writeln('press enter to exit');
> readln;
>
> writeln('program finished');
> end.
>
> // *** End of Code ***
>
> I sent this message to free pascal and lazarus mailing lists because
> I am not sure which program is generating the hint message ?
>
> (Free Pascal Compiler or Lazarus ?)
>
> Me thinks FPC but I am not 100% sure ;)
>
> Bye,
> Skybuck.
>
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