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List:       vtk-developers
Subject:    Re: [vtk-developers] Bump CMake to 2.8.7 for check_cxx_symbol_exists()
From:       David Gobbi <david.gobbi () gmail ! com>
Date:       2013-07-23 5:39:59
Message-ID: CANwS1=FsX_hzSapYCW8qkiyerrFDY_MoV=AB+HCj807SD8tRfQ () mail ! gmail ! com
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Thanks, that would be most helpful.  Afterwards I can submit a patch to gerrit.

 - David

On Mon, Jul 22, 2013 at 9:21 PM, David E DeMarle
<dave.demarle@kitware.com> wrote:
> I'll be able to update dash11 sometime next week when I get back from
> vacation.
>
>
> David E DeMarle
> Kitware, Inc.
> R&D Engineer
> 21 Corporate Drive
> Clifton Park, NY 12065-8662
> Phone: 518-881-4909
>
>
> On Sat, Jul 20, 2013 at 4:17 PM, David Gobbi <david.gobbi@gmail.com> wrote:
>>
>> Hi All,
>>
>> I want to use the check_cxx_symbol_exists() macro, but that would mean
>> bumping VTK's required version of CMake (it's at 2.8.5 now).  If cmake
>> is bumped to 2.8.7, then DASH11 is the only dashboard machine that
>> will have to be updated.
>>
>> The difference between check_cxx_symbol_exists() and the older
>> check_symbol_exists() macro (the one that VTK uses currently) is that
>> the former does the check with the C++ compiler, while the latter does
>> the check with the C compiler.  VTK is C++, and we cannot assume that
>> all symbols defined for the C compiler are also defined for C++.
>>
>>  - David
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