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[Help-smalltalk] Re: GNU Smalltalk crashes when calling xcb_create_windo

From: Dmitry Matveev
Subject: [Help-smalltalk] Re: GNU Smalltalk crashes when calling xcb_create_window via cCall
Date: Wed, 30 Sep 2009 23:14:16 +0400


>2009/9/30, Paolo Bonzini <address@hidden>:
> Notice the "0xffffb224" after the return address?  That is the place
> where the callee can store the return value, which is not a "void" but
> an "xcb_void_cookie_t" -- which is a struct.

Ooops, I should be more attentive...


Excellent, I will take it into consideration :)

> BTW, your code has a small memory leak.  You can say
>    iter := XcbScreenIterator gcNew.
> instead of "new".

Valuable notice, thanks!

Thank you, Gwenael and Paolo, for the help in the resolution of this
problem, now I can sleep easily :)

With best regards,

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