[CMake] Problem with Intel Fortran and the Visual Studio 2008 generator

[Arjen Markus]

Hi Brad,

I am glad it was something this simple (even though with far-reaching
consequences)! It is not something I could have found out myself.

Regards,

Arjen

On 2010-09-28 16:18, Brad King wrote:
> On 9/28/2010 6:35 AM, Arjen Markus wrote:
>> for the PLplot project (http://plplot.sf.net) I have tried to use
>> the Visual Studio 2008 generator in combination with Intel Fortran
>> (version 11.1). Generating the solution and the project files
>> works fine, but when I try to build it all, I get error messages
>> about various symbols being doubly defined (in libcmt.lib - __aenvptr,
>> __wenvptr, ___error_mode and ___app_type) and also a missing symbol
>> in libifcoremt.lib (_MAIN__).
>>
>> These are system libraries that get included automatically during the
>> link step.
>>
>> If I use the NMake Makefiles generator, however, all goes well.
> 
> I can reproduce this with VS 2008 and Intel 11.1 in 32-bit mode:
> 
> LIBCMT.lib(dllcrt0.obj) : error LNK2005: __aenvptr already defined in LIBCMT.lib(crt0.obj)
> LIBCMT.lib(dllcrt0.obj) : error LNK2005: __wenvptr already defined in LIBCMT.lib(crt0.obj)
> LIBCMT.lib(dllcrt0.obj) : error LNK2005: ___error_mode already defined in LIBCMT.lib(crt0.obj)
> LIBCMT.lib(dllcrt0.obj) : error LNK2005: ___app_type already defined in LIBCMT.lib(crt0.obj)
> 
> Note that one comes from "dllcrt0.obj" and the other from "crt0.obj".
> The build is mixing static and shared runtime libraries.
> 
> It looks like the Platform/Windows-ifort.cmake module is not getting
> loaded for this generator.  This is due to a dumb bug in the language
> information files.  I've pushed out a fix:
> 
> http://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=20f49730
> 
> -Brad
> 
 

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