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From: "Daniel R. Grayson" <danielrichardgrayson@gmail.com>
To: cygwin@cygwin.com
Subject: Re: AW: ld crashes with segmentation fault when linking with libmpir.a
Date: Wed, 24 Sep 2014 02:13:00 -0000	[thread overview]
Message-ID: <CABWu70HKdqsiAiC9p6LaPwctvD1Tn-YuRxtqE9y39iV3Bc85_g@mail.gmail.com> (raw)
In-Reply-To: <5421EFAF.8090201@gmail.com>

Thanks!  I have just checked, but mpir is compiled without -flto.  Indeed, their
configure script appends -fno-lto to the command line if the user try to use
it.

On Tue, Sep 23, 2014 at 5:09 PM, JonY <10walls@gmail.com> wrote:
> On 9/24/2014 05:27, Christoph H. Hochstaetter wrote:
>> I am experiencing 100% reproducible SIGSEGVs in ld if I use link time
>> optimization (-flto). See https://cygwin.com/ml/cygwin/2014-08/msg00439.html
>>
>> What actually helped is to go back to gcc 4.8.3-2 or use experimental 4.9.0.
>> Maybe this works for you too although the problem is actually not ld itself
>> but the gcc linker plugin cyglto_plugin.dll.
>>
>> Corinna suspects that not all of DJ's and Yaakov's changes were actually
>> merged into 4.8.3-3
>>
>
> No, its the opposite, 4.8.3-2 and 4.9.0 does not contain DJ's changes.
>
>

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  reply	other threads:[~2014-09-23 22:32 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-17 21:21 Daniel R. Grayson
2014-09-17 22:24 ` JonY
2014-09-18  1:37   ` Daniel R. Grayson
2014-09-18  2:56     ` Yaakov Selkowitz
2014-09-18  2:58       ` Daniel R. Grayson
2014-09-18  6:35         ` Daniel R. Grayson
2014-09-18  9:37           ` JonY
2014-09-18 10:09             ` Marco Atzeri
2014-09-18 12:39               ` JonY
2014-09-23 22:10     ` AW: " Christoph H. Hochstaetter
2014-09-23 22:32       ` JonY
2014-09-24  2:13         ` Daniel R. Grayson [this message]
2014-09-26  2:19           ` Daniel R. Grayson

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