On 11/24/2016 01:43 PM, Roman Wüger wrote:
> Shouldn't this be done by CMAKE_CXX_STANDARD?

Yes, this is a known problem with try_compile.  It needs to learn to honor
the CMAKE_<LANG>_STANDARD.  CMake itself works around this problem in some
cases, e.g.

* 
https://gitlab.kitware.com/cmake/cmake/blob/v3.7.0/Source/Checks/cm_cxx14_cstdio.cmake#L8

Here is a new issue for this:

* https://gitlab.kitware.com/cmake/cmake/issues/16456

-Brad

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