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Date: Thu, 22 Dec 2011 09:47:50 -0600
From: Brian Ford <Brian.Ford@FlightSafety.com>
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To: cygwin@cygwin.com
Subject: Re: 16 byte pthread stack alignments
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On Thu, 22 Dec 2011, Corinna Vinschen wrote:

> The error message is kind of nonsense anyway.  The expression in question
> is
>
>   sizeof (cygheap_exec_info) + (nprocs * sizeof (children[0]))
>
> so it's just a `sizeof', not an actual usage of the member.  Try this
> for now:
>
> Index: sigproc.cc
> ===================================================================
> RCS file: /cvs/src/src/winsup/cygwin/sigproc.cc,v
> retrieving revision 1.372
> diff -u -p -r1.372 sigproc.cc
> --- sigproc.cc	10 Dec 2011 01:33:56 -0000	1.372
> +++ sigproc.cc	22 Dec 2011 15:30:58 -0000
> @@ -911,7 +911,7 @@ cygheap_exec_info::alloc ()
>  {
>   return (cygheap_exec_info *) ccalloc_abort (HEAP_1_EXEC, 1,
>  					     sizeof (cygheap_exec_info)
> -					     + (nprocs * sizeof (children[0])));
> +					     + (nprocs * sizeof (cchildren)));
>  }

FWIW, that worked.

-- 
Brian Ford
Staff Realtime Software Engineer
VITAL - Visual Simulation Systems
FlightSafety International
the best safety device in any aircraft is a well-trained crew...

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