CGAL users discussion list

["Laurent Rineau (CGAL/GeometryFactory)" <>]

Le lundi 20 août 2012 07:25:33 casche a écrit :
> Visual Studio does not compile my CGAL application cancelling the linking
> process with a LNK2005-error. Does anyone know a solution to this problem (I
> guess, it might be quite simple).
> 
> Boost is version 1.50(32bit) from BoostPro and all paths are correct.
> 
> CGAL_Core-vc100-mt-gd-4.0.2.lib(CGAL_Core-vc100-mt-gd-4.0.2.dll) : error
> LNK2005: "public: __thiscall CORE::BigFloat::~BigFloat(void)"
> (??1BigFloat@CORE@@QAE@XZ) is defined in
> CGAL_Core-vc100-mt-gd.lib(all_files.obj)
> ....
> 
> The qmake-pro-file looks like this
> 
> ...
> LIBS += -L$(MY_PROJECT)/lib -L$(LIB_DIR) -lmpfr-vc100-mt-gd
> -lgmp-vc100-mt-gd -lCGAL_Core-vc100-mt-gd -lmylib
> ...
> 
> and LIB_DIR does only contain the .lib-files of boost, gmp, cgal etc.
> 
> Thanks

On Windows, when one uses the Microsoft compilers, CGAL libraries are linked 
using auto-linking. You need to remove the flags -lCGAL_Core-vc100-mt-gd and 
similar (only for CGAL libraries). You probably have libraries named 
CGAL_Core-vc100-mt-gd.lib in your build tree.

-- 
Laurent Rineau, PhD
R&D Engineer at GeometryFactory           http://www.geometryfactory.com/
Release Manager of the CGAL Project       http://www.cgal.org/