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From: "Pavel Dovgaluk" <Pavel.Dovgaluk@ispras.ru>
To: 'Stefan Weil' <sw@weilnetz.de>, qemu-devel@nongnu.org
Cc: pbonzini@redhat.com, zealot351@gmail.com, maria.klimushenkova@ispras.ru
Subject: Re: [Qemu-devel] [PATCH] win64: perform correct setjmp calls
Date: Mon, 9 Feb 2015 11:07:40 +0300	[thread overview]
Message-ID: <001b01d0443f$798174e0$6c845ea0$@Dovgaluk@ispras.ru> (raw)
In-Reply-To: <54D86A13.4070506@weilnetz.de>

> From: Stefan Weil [mailto:sw@weilnetz.de]
> Am 09.02.2015 um 08:55 schrieb Pavel Dovgalyuk:
> > On w64, setjmp is implemented by _setjmp which needs a second parameter.
> > This parameter should be NULL to allow using longjump from generated code.
> > This patch replaces all usages of setjmp.h with new header files which
> > replaces setjmp with _setjmp function on win64 platform.
> >
> > Signed-off-by: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru>
> 
> Please have a look at include/sysemu/os-win32.h. I think that your patch
> is not needed because the current code already uses _setjmp.

Right, but some of the files (e.g. include/qom/cpu.h) include setjmp.h directly.
Then we have the following for compiling cpu-exec.c:

cpu-exec.c:
...
os-win32.h
...
setjmp.h
...

In this situation cpu-exec will call incorrect setjmp function.

Pavel Dovgalyuk

  reply	other threads:[~2015-02-09  8:07 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-09  7:55 [Qemu-devel] [PATCH] win64: perform correct setjmp calls Pavel Dovgalyuk
2015-02-09  8:04 ` Stefan Weil
2015-02-09  8:07   ` Pavel Dovgaluk [this message]
2015-02-09 19:47     ` Stefan Weil
2015-02-10  5:50       ` Pavel Dovgaluk

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