[Lazarus] Need testers for the a new debugger
Martin Frb
lazarus at mfriebe.de
Sat Nov 22 00:08:00 CET 2014
On 21/11/2014 22:46, Mattias Gaertner wrote:
> But I see it for example with any constructor. Even as simple as this:
>
> type
> TMyClass = class
> public
> i: Integer;
> constructor Create;
> end;
>
> constructor TMyClass.Create;
> begin
> i:=3;
> end;
>
> procedure TForm1.FormCreate(Sender: TObject);
> var
> c: TMyClass;
> begin
> c:=TMyClass.Create; // <- breakpoint
> end'
>
> Run,
> Step into, cursor moves to 'begin' of the constructor.
> Step into, cursor moves to 'end' of the constructor.
> Step into, cursor moves to 'i:=3'.
>
With this code, I get the same.
It would take a longer time to analyse the line info in the asm as fpc
generates it (as that is already cryptic enough), but I would think this
is as fpc generates it.
In the asm output ( -al )
.section .debug_line
# === header start ===
...
# [41:1]
.byte 2
.uleb128 .Ll3-.Ll2
.byte 14
.Ll2 is a label at the start of the constructor.
Also in the asm the comment introducing line 41
# [41] end;
comes before
# [40] i:=3;
So as far as the debugger goes, this would then be correctly following
the debug info.
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