Shiqing, Damien, > If you already have an x86 solution, and you want to have > another for x64, you have to start over from the CMake-GUI, select the > 64 bit generator, i.e. "Visual Studio 9 2008 64bit", so that to generate > the a new solution in a different directory.
That was the source of my problem. I had overlooked the other Visual Studio 9 2008 option, thinking there was just one for the package -- and ended up thinking I had to switch using the configuration manager in VS2008 itself. Thanks! Marcus