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Re: gcc segfaults compiling python extensions
- From: Joachim Metz <joachim dot metz at gmail dot com>
- To: cyg Simple <cygsimple at gmail dot com>, cygwin at cygwin dot com
- Date: Wed, 23 Aug 2017 21:38:27 +0200
- Subject: Re: gcc segfaults compiling python extensions
- Authentication-results: sourceware.org; auth=none
> Was there a stackdump file you could have attached? What happens if you
> remove the -O3 and -O2 for that matter. I find it interesting that
> you're using a 32bit Cygwin on a server that only executes on a 64bit
> CPU. Does this happen with 64bit Cygwin? No, then use it instead.
So this does not happen on 64-bit Cygwin. I use both this is part of
CI testing I want to have the code compile on both, or skip the test
scenario.
> So some anomaly in Windows itself was resolved. Should we really worry
> about such an issue in Cygwin? Only if Cygwin is using some API that is
> only available in Windows Server 2016 is my POV.
Recent similar failures have me think the issue is still there even on
newer versions of Windows.
https://ci.appveyor.com/project/joachimmetz/libfwsi/build/job/ljhihmejb6xfyaqe
> You could try debugging the failures. Follow the gcc issue with an
> strace of the processes. Attach the stackdump file if one was created, etc.
Seeing the issue seems to be still there, when time permits, I'll see
what information I can collect regarding this issue and update this
thread.
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