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From: ronniec95@lineone.net
To: Olivier Andrieu <andrieu@ijm.jussieu.fr>
Cc: caml-list@inria.fr
Subject: Re: [Caml-list] GC with C issues
Date: Thu, 3 Feb 2005 11:31:55 +0000	[thread overview]
Message-ID: <20050203113155.GA1860@cradle> (raw)
In-Reply-To: <20050203.121643.41633039.andrieu@ijm.jussieu.fr>

On Thu, Feb 03, 2005 at 12:16:43PM +0100, Olivier Andrieu wrote:
 
>  > I can't see what I'm doing wrong in the allocation? I expect this
>  > to leak because I'm not freeing the allocated 'someObject' but I
>  > don't expect it to segfault though?
> 
> When you use CAMLparam in a function you have to exit it with
> CAMLreturn (or CAMLreturn0).
> 
> Do not use Store_field on your block: it's an Abstract block, not
> traced by the GC, use the Field macro directly :
> 
>  Field (retVal, 0) = (value) x;

Hmm... I thought I was only supposed to do that when using
alloc_small/alloc_shr interface? However using your method does work in
this small example though I'm worried about if something unexpected will
happen in more 'real-life' code...

Regards

Ronnie
> 
> 
> -- 
>    Olivier


  reply	other threads:[~2005-02-03 11:23 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-02-03 10:58 ronniec95
2005-02-03 11:06 ` [Caml-list] " Daniel Bünzli
2005-02-03 11:25   ` ronniec95
2005-02-03 11:16 ` Olivier Andrieu
2005-02-03 11:31   ` ronniec95 [this message]
2005-02-03 12:50     ` Olivier Andrieu
2005-02-03 12:52     ` Damien Doligez

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