[CMake] Internal error bug in v3.4.2.

[Brad King]

On 01/21/2016 11:00 AM, Gonzalo wrote:
> Find attached the mrViewer/src/CMakeList.txt file that still fails.

Thanks.  From that I was able to reproduce it in a small test case
with CMake 3.4.  It appears that the problem has been fixed since
then in 'master'.  I've added a test case to keep it working:

 Tests: Cover fltk_wrap_ui on an executable that links libraries
 https://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=f98ae28e

Thanks,
-Brad