[cmake-developers] Add CXX_STANDARD support for Intel C++ compilers

[Levi Morrison]

On Mon, Nov 16, 2015 at 9:42 AM, Brad King <brad.king at kitware.com> wrote:

> HI Levi,
>
> Thanks for coming forward to work on this!
>
> On 11/16/2015 11:34 AM, Levi Morrison wrote:
> > Why is MSVC doing a version check around the CXX_STANDARD_DEFAULT?
>
> The version check delimits the set of versions for which CMake
> has recorded knowledge of C++ feature availability.


So… should I bound this by versions that exist? For instance, there is no
Intel 17.0 so should I limit this?

> Should I be doing this for Intel as well?
> > I also don't know the complete version numbers for some of these
> > things, such as how far back they support `-std=c++98`. I only
> > have Intel compilers from version 12.0 and up. Should I guard
> > the CMAKE_CXX98_STANDARD_COMPILE_OPTION around 12 since that's
> > all I have available to test?
>
> Yes.  If you cannot reliably fill out the information for older
> versions then just leave them out.  Others can fill them in if
> needed.  This is what was done for MSVC and GNU compilers.
>

Thank you. I'll work on this and have another patch ready.
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