[CMake] Two toolchains simultaneously within the same project?

[Alexander Neundorf]

On Thursday 12 July 2012, Ingolf Steinbach wrote:
> Hi,
> 
> is it possible to use two different toolchains within the same
> project? This is what I want to achieve:

In general not.

> Most of the project uses a cross-compilation toolchain, so I'd call
> cmake with the appropriate CMAKE_TOOLCHAIN_FILE settings for the cross
> compiler.
> 
> There is however one subdirectory which contains tools to be used on
> the host machine. I'd like to keep this subdirectory within the
> project (as these tools directly belong to the project) but would like
> cmake to use the native compiler instead -- ideally without having to
> explicitly call cmake again in that subdirectory.

Maybe you can use external_project() for that subdirectory ?

Alex
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