[CMake] disable compiler test

[Bill Hoffman]

Juan Sanchez wrote:
> Hi Bill,
>
> Currently we are using gcc 3.4.0 and 4.1.1.  Our systems are ancient and
> are using Redhat Enterprise 3 or 4.  The version of ld is too old, and
> it is being passed a flag by gcc 4.1.1 it doesn't recognize.  Curiously
> g++ 4.1.1 doesn't have this problem.  Neither does gcc 4.2.0.
>
> The only "C" code being compiled for this particular project is the
> CMake tests.  I need to disable the tests so I can proceed to
> demonstrate cmake to my colleagues.  I will fix the compiler issue later
> with our systems team.
>   
Why not use gcc 4.2.0?

setenv CC gcc-4.2
setenv CXX g++4.1.1
cmake ..

Or, you can use the CXX option in the project command.

-Bill