[CMake] Incremental linking and Intel fortan

[Petr Kmoch]

Hi Alexander.

CMAKE_EXE_LINKER_FLAGS and similar variables can only be modified
after a call to PROJECT() (the PROJECT() calls sets them up to some
defaults). See if this fixes your issue.

Petr

On Fri, Aug 31, 2012 at 8:47 PM, Alexander Ivanov
<alexander.nik.ivanov at gmail.com> wrote:
> Hello all!
>
> I am trying to adopt cmake for fortran based project. This is my first
> CMakeLists.txt for
> fortran.
>
> CMAKE_MINIMUM_REQUIRED(VERSION 2.8)
> SET(CMAKE_EXE_LINKER_FLAGS "/INCREMENTAL:NO"
>     CACHE STRING "EXE_LINKER_FLAGS" FORCE)
> PROJECT(TestF90 Fortran)
> ADD_EXECUTABLE (TestF90_EXE main.f90)
>
> main.f90 looks like the following
>
> program TestF90
>     implicit none
>     integer :: I = 1
>     I = I / 0
> end program TestF90
>
> Actually I would like to use /traceback option of the Intel compiler and it
> requires to turn off
> incremental linking for the traceback. The above (I mean setting of
> CMAKE_EXE_LINKER_FLAGS)
> works well for the similar C project, but Intel fortran ignores the option.
> I noticed that TestF90.vfproj
> file contains different settings depending on what I put in
> CMAKE_EXE_LINKER_FLAGS:
> LinkIncremental="1" - for "/INCREMENTAL:NO"
> LinkIncremental="2" - for "/INCREMENTAL:YES".
>
> Anyway linker property list shows "Default". After some experiments I found
> that if I change
> TestF90.vfproj manually and put LinkIncremental="linkIncrementalNo" then
> Intel fortran accepts
> the option.
>
> So how can I achieve the desirable behaviour?
>
> I use visual studio 2010, fortran 2011.9 and cmake 2.8.9.
>
> Thanks,
> Alexander