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

[Sankhesh Jhaveri]

Sweet, thanks Rob,
​

On Tue, Feb 5, 2019 at 11:31 AM Robert Maynard <robert.maynard at kitware.com>
wrote:

> 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
> >>> _______________________________________________
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> >>>
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> >>>
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> >>>
> >> --
> >>
> >> 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
> >
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> >
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> >
>
-- 
Sankhesh Jhaveri *Sr. Research & Development Engineer* | Kitware
<http://www.kitware.com/> | (518) 881-4417
​
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