[cmake-developers] enable_language behavior change

Brad King brad.king at kitware.com
Thu Mar 23 11:33:13 EDT 2017

On 03/23/2017 11:16 AM, Robert Dailey wrote:
> I remember around cmake v3.6, the behavior of enable_language()
> changed so that if you did it too many times, you'd get the error:
> Language 'C' is currently being enabled.  Recursive call not allowed.
> I need to implement some backward compatibility code to check of CMake
> version less than 3.6 (or appropriate version), then still call
> enable_language(), otherwise do not call it.
> Is 3.6 the correct version in which this behavior was introduced?

Yes.  It was commit v3.6.0-rc1~293^2.


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