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Date: Tue, 23 Sep 2014 17:32:05 -0500
Message-ID: <CABWu70HKdqsiAiC9p6LaPwctvD1Tn-YuRxtqE9y39iV3Bc85_g@mail.gmail.com>
Subject: Re: AW: ld crashes with segmentation fault when linking with libmpir.a
From: "Daniel R. Grayson" <danielrichardgrayson AT gmail DOT com>
To: cygwin AT cygwin DOT com
Content-Type: text/plain; charset=UTF-8

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 AT gmail DOT 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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