[CMake] Problem with get_filename_component() and CMAKE_CXX_COMPILER when finding Qt4

[Rolf Eike Beer]

Am 22.04.2013 14:26, schrieb Petr Kmoch:
> Hi all.
> 
> I'm using CMake 2.8.10.2 to do a Visual Studio 2010 64-bit build, and 
> I
> encountered a weird problem with the CMake configure step failing, 
> with the
> following output:
> 
> CMake Error at C:/Program Files (x86)/CMake
> 2.8/share/cmake-2.8/Modules/CMakeCXXInformation.cmake:37
> (get_filename_component):
>   get_filename_component called with incorrect number of arguments
> Call Stack (most recent call first):
>   CMakeLists.txt:2 (PROJECT)

CMAKE_CXX_COMPILER is empty at that point.

> I managed to pinpoint this to an issue with try_compile in FindQt4. I 
> am
> attaching a minimal test case as well as output of cmake --trace. The
> CMakeList is just this:

I don't see a try_compile in FindQt4.

Eike