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Date: Tue, 13 Aug 2019 12:47:53 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: Takashi Yano <takashi DOT yano AT nifty DOT ne DOT jp>
Cc: cygwin AT cygwin DOT com
Subject: Re: [ANNOUNCEMENT] TEST: Cygwin 3.1.0-0.1
Message-ID: <20190813104753.GU11632@calimero.vinschen.de>
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References: <announce DOT 20190809185338 DOT GZ11632 AT calimero DOT vinschen DOT de> <20190812224403 DOT 37e4ccfdcfb7046ed70fef16 AT nifty DOT ne DOT jp> <20190812153613 DOT GN11632 AT calimero DOT vinschen DOT de>
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On Aug 12 17:36, Corinna Vinschen wrote:
> On Aug 12 22:44, Takashi Yano wrote:
> > [...]
> > (4) Segmentation fault occurs in some cases regarding signalfd.
> > [...]
> > However, I can not find out the cause of problem (4). This seems
> > to affect only 32bit version of cygwin.
> >=20
> > To reproduce (4), use a simple test case attached (signalfd-chk.c).
> > Compile it and execute, then type 'q' or '^C' to stop it.
> > This causes segmentation fault.
> >=20
> > I am not sure why, but, the patch attached (signalfd-segfault.diff)
> > resolves the problem (4).
> >=20
> > Could you please have a look?
>=20
> Will do.  The place where it supposedly crashes looks weird.  But
> I don't see how your patch should be the right thing to do.

I created a patch which *seems* to do the right thing.  I'm not
yet sure it's the best solution, but it seems to do the trick, at
least.

I'm just creating new developer snapshots, please try.  I'll
create another test release later this week.


Thanks,
Corinna

--=20
Corinna Vinschen
Cygwin Maintainer

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