[CMake] seeking advice for building and testing variants

[Tamás Kenéz]

You can build the N variants from the same CMakeLists.txt in a single
directory.

On Wed, Jan 27, 2016 at 3:24 PM, Vania Joloboff <vania.joloboff at inria.fr>
wrote:

> Hi
>
> We have a library that we want to build with N different variants
>  in the compile flags for the same source code.
> Then in the test phase, I want to build N versions of a benchmark
> linked with the N versions of the library, then run the benchmark
> and compare.
>
> I can create N subdirectories (one for each variant) in my source dir
> with a CMakeLists.txt in each directory that will set  the compile flags
> for that variant and build the benchmark for that variant.
>  I will get N build directories.
>
> Is this the 'recommended' way of doing in this case,
> or there would be a smarter way ?
>
> Vania
>
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