[vtk-developers] BandedPolyDataContourFilter failes to compile on Ubuntu 14

[Robert Maynard]

Here is a drop-in wrapper for rotate that has the C++11 behavior but
also works with GCC 4.8 ( https://godbolt.org/z/1aVjiZ ).

On Tue, Feb 5, 2019 at 10:29 AM Bill Lorensen <bill.lorensen at gmail.com> wrote:
>
> I don't have a fix. Best if you can look.
>
> I've built gcc 8.2 do I don't have a problem.
>
> Bill
>
> On Tue, Feb 5, 2019, 7:20 AM Sankhesh Jhaveri <sankhesh.jhaveri at kitware.com wrote:
>>
>> Bill,
>>
>> It would be great if you have a fix, neverthless. A customer noticed the same issue on Red Hat GCC v4.8.5 20150623. The README says VTK requires gcc  v4.8.3 or newer.
>>
>> Let me know if you would rather I look into a fix for it.
>>
>> Thanks,
>> Sankhesh
>>
>>
>> On Tue, Feb 5, 2019 at 1:27 AM Bill Lorensen <bill.lorensen at gmail.com> wrote:
>>>
>>> Sean,
>>>
>>> Thanks for the suggestion. I was able to build gcc 8.2 on my Ubuntu
>>> 14.04 system. Only a little tricky. Took several hours to compile.
>>>
>>> I have successfully built VTK HEAD and the VTKExamples. All VTK tests passed.
>>>
>>> No more bitching from me (about this topic anyway0>
>>>
>>> The compiler did expose some new warnings which I'll fix.
>>>
>>> Bill
>>>
>>> On Mon, Feb 4, 2019 at 8:38 AM Sean McBride <sean at rogue-research.com> wrote:
>>> >
>>> > On Thu, 31 Jan 2019 20:37:32 -0500, David Thompson via vtk-developers said:
>>> >
>>> > >I'm not sure it is a good idea to support old compilers and distributions:
>>> > >
>>> > >1. Ubuntu 14.04 LTS will lose support from Canonical in 3 months. I
>>> > >would be surprised if what is in git master is released by then. Why
>>> > >should we support platforms no longer supported by their distributor?
>>> >
>>> > Is the compiler so tied to the OS?  Bill, can't you upgrade your compiler without updating your whole OS?
>>> >
>>> > >2. If we keep forcing workarounds, the next time something breaks, then
>>> > >*it* will be the only compiler error. That pattern just keeps accruing
>>> > >technical debt. Ultimately, I believe that technical debt will push
>>> > >developers away from VTK so I want to avoid it.
>>> > >
>>> > >3. Not too long ago, it was common practice for systems in production
>>> > >use to never get patched (lest the patch break what was working).
>>> >
>>> > Not that we (programmers collectively) have solved the problem of patches always breaking things that work.  It's still the norm.  :(
>>> >
>>> > >However, security issues and increased connectivity prevalent today has
>>> > >pretty much put a stop to this practice and I think that translates into
>>> > >a much weaker argument for supporting older systems.
>>> >
>>> > I largely agree, but there are exceptions.
>>> >
>>> > Perhaps less on linux, but newer versions of macOS often drop support for older hardware.  So it's not always easy or cheap to just keep all software up-to-date.
>>> >
>>> > Cheers,
>>> >
>>> > --
>>> > Sean
>>> >
>>> >
>>>
>>>
>>> --
>>> Unpaid intern in BillsParadise at noware dot com
>>> _______________________________________________
>>> Powered by www.kitware.com
>>>
>>> Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html
>>>
>>> Search the list archives at: http://markmail.org/search/?q=vtk-developers
>>>
>>> Follow this link to subscribe/unsubscribe:
>>> https://vtk.org/mailman/listinfo/vtk-developers
>>>
>> --
>>
>> Sankhesh Jhaveri
>>
>> Sr. Research & Development Engineer | Kitware | (518) 881-4417
>
> _______________________________________________
> Powered by www.kitware.com
>
> Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html
>
> Search the list archives at: http://markmail.org/search/?q=vtk-developers
>
> Follow this link to subscribe/unsubscribe:
> https://vtk.org/mailman/listinfo/vtk-developers
>