[CMake] Fortran build dependency on Windows

[Brad King]

On 07/20/2015 05:10 PM, Allen Byrne wrote:
> We use the OBJECT_DEPENDS property as follows;
> 
> Environment: Windows 7, Visual Studio 2012, Intel Fortran 15, and CMake 3.1

It looks like OBJECT_DEPENDS is not fully implemented for VS >= 10.
I'll look at fixing that.

Meanwhile you can work around the problem by moving generation of
the source file to a custom target and then use add_dependencies to
make sure that is built before the target that compiles the source.

-Brad