[CMake] Adding configuration for a new compiler

[Brad King]

Hendrik Sattler wrote:
> The C compiler test fails because CMake insists on createing 
> testCCompiler.c.r30  and there doesn't seem to be way to tell it to not 
> include the source file name extension (here: .c) into the object file 
> name.

It's undocumented because I didn't anticipate anyone would need to change 
the default, but the variable is "CMAKE_<lang>_OUTPUT_EXTENSION_REPLACE". 
Try adding

   SET(CMAKE_C_OUTPUT_EXTENSION_REPLACE 1)
   SET(CMAKE_CXX_OUTPUT_EXTENSION_REPLACE 1)

to your compiler configuration file.

-Brad