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Date:	Thu, 2 Aug 2012 10:10:59 +0200
From:	Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: src/winsup/w32api ChangeLog include/winnt.h
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On Aug  2 09:56, Václav Zeman wrote:
> On 1 August 2012 21:17,  <earnie@...> wrote:
> > CVSROOT:        /cvs/src
> > Module name:    src
> > Changes by:     earnie@...   2012-08-01 19:17:37
> >
> > Modified files:
> >         winsup/w32api  : ChangeLog
> >         winsup/w32api/include: winnt.h
> >
> > Log message:
> >         * include/winnt.h (MemoryBarrier): Add definition.
> >
> > Patches:
> > http://sourceware.org/cgi-bin/cvsweb.cgi/src/winsup/w32api/ChangeLog.diff?cvsroot=src&r1=1.1121&r2=1.1122
> > http://sourceware.org/cgi-bin/cvsweb.cgi/src/winsup/w32api/include/winnt.h.diff?cvsroot=src&r1=1.139&r2=1.140
> >
> 
> +# else
> +   FORCEINLINE VOID MemoryBarrier (VOID) {
> +       LONG Barrier = 0;
> +       __asm__ __volatile__("xchgl %%eax,%0 "
> +         :"=r" (Barrier));
> +   }
> 
> Since this is for GCC anyway, why not using __sync_synchronize() in
> the body of the function instead?

w32api is maintained by the Mingw32 project.  Please discuss issues
on the mingw32 mailing lists, see
https://sourceforge.net/mail/?group_id=2435


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat

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