[CMake] fortran flags in a c++ linked executable

Arjen Markus arjen.markus at deltares.nl
Wed Apr 1 04:39:42 EDT 2009


Isn't that a compiler flag? You would have to specify that
at compile time, not link time.

Regards,

Arjen

On 2009-04-01 01:33, James C. Sutherland wrote:
> Alin,
> 
> Thank you for your patience.  I now have this set via
> set( CMAKE_EXE_LINKER_FLAGS "-mbig-endian" )
> 
> However, this does not seem to affect the reading of the big-endian 
> binary file (which is in read in fortran).  Perhaps I am still not 
> setting it properly?
> 
> James
> 
> 
> On Mar 31, 2009, at 1:30 PM, Alin M Elena wrote:
> 
>> man g++
>> add_definition is a preprocessor directive not linking flag
>>
>> Alin
>> -- 
>> ______________________________________________________________________
>> "If the Universities will not study useless subjects, who will?"
>> G. F. FitzGerald, Nature, 45/46, 392 (1892)
>> ______________________________________________________________________
>> Mr Alin M ELENA
>> Irish Centre for High-End Computing -- www.ichec.ie <http://www.ichec.ie>
>> The Design Tower, Trinity Technology & Enterprise Campus
>> Grand Canal Quay, Dublin 2, Ireland
>> Tel: +353 (0) 1 5241608 ext 29
>> Fax: +353 (0) 1 7645845
>> http://alin.elenaworld.net
>> alin.elena at ichec.ie <mailto:alin.elena at ichec.ie>
>> alinm.elena at gmail.com <mailto:alinm.elena at gmail.com>
>> ______________________________________________________________________
>> On Tuesday 31 March 2009 17:27:39 you wrote:
>> > > Should not the flag be passed to the linker? So in this case the
>> > > linker flags are read from the c++ compiler flags?
>> >
>> > I tried adding
>> > add_definitions( ${CMAKE_Fortran_FLAGS} )
>> > But the g++ linker complained about an unrecognized option (the -
>> > fconvert=big-endian option).
>> >
>> > When linking, I pull in the gfortran library,
>> > target_link_libraries( readx gfortran )
>> >
>> > When creating the fortran object files the appropriate flags are
>> > passed, but the g++ compiler has no notion of endian-ness...
>> >
>> > Any other ideas?
>>
>>
> 
> 
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