[CMake] A curiosity: cmake detects the wrong compiler when -g is used instead of -G

[Tyler Roscoe]

On Sun, Aug 16, 2009 at 09:27:50PM +0200, Óscar Fuentes wrote:
> `cl' is *not* on the PATH. If I invoke it from the same command line the
> shell says that there is no such executable.
> 
> Please note the -g parameter instead of -G:
> 
> D:\dev\idb-llvm\lp0\build\mingw\debug>cmake -g "MinGW Makefiles" -DLLVM_ROOT=d:/dev/llvm/svnDebugMinGW44 -DCMAKE_BUILD_TYPE=Debug ../../..
> -- Check for working C compiler: cl
> -- Check for working C compiler: cl -- works
> -- Detecting C compiler ABI info
> -- Detecting C compiler ABI info - done
> -- Check for working CXX compiler: cl
> -- Check for working CXX compiler: cl -- works
> -- Detecting CXX compiler ABI info
> -- Detecting CXX compiler ABI info - done
> -- /INCREMENTAL:NO
> -- Configuring done
> -- Generating done
> -- Build files have been written to:
> D:/dev/idb-llvm/lp0/build/mingw/debug

One of the platform files probably knows how to guess where cl.exe is.
You can inspect the Windows platform .cmake file to figure out exactly
how.

tyler