[Lazarus] LHelp memory leak

[Marco van de Voort]

Op 2021-02-15 om 12:36 schreef Juha Manninen via lazarus:
> I finally configured LHelp as a CHM help viewer in my development Lazarus.
> I downloaded Marco's CHM snapshots linked here:
> https://forum.lazarus.freepascal.org/index.php/topic,52437.0.html 
> <https://forum.lazarus.freepascal.org/index.php/topic,52437.0.html>
> There are 2 updates from Andrey Sobol. I downloaded them, too.
> LHelp opens correctly, although slowly for the first time.
> There is a strange flicker. First an empty window shows up, then it 
> disappears. A little later the actual help window with contents shows.
> Anyway, then it works well and the documentation itself has improved, 
> too. Nice!
>
> When I close LHelp, it asks if I really want to do it. Yes, I want it.
> Then LHelp leaks memory. See below.
> IIRC it does not leak when I start it standalone. It is caused by the 
> IDE integration.
> Andrey Sobol and everybody who develops LHelp, please use the Debug 
> buildmode I added there some time ago. All debug flags should be on 
> when developing code.
>
> I tested with Linux 64-bit. IDE is built with LCL-QT5, I guess the 
> same is used for LHelp.
>
Some memory leaks were fixed FPC side, retest with a stable branch compiler.