[Lazarus] Compiling only LCL to 64-bit, on Windows

[Sven Barth]

Am 25.08.2011 14:58, schrieb Marcos Douglas:
> On Thu, Aug 25, 2011 at 4:40 AM, Sven Barth<pascaldragon at googlemail.com>  wrote:
>> Am 25.08.2011 09:08, schrieb Andreas Schneider:
>>>
>>> At Wednesday, 24.08.2011 on 15:06 Marcos Douglas wrote:
>>>>
>>>> So, what is the best way to use Win 32 and 64-bit, in my case?
>>>>
>>>
>>> I would suggest: don't go the most complicated route ever ;-)
>>> It's really dead simple to get cross compilation with Windows as target to
>>> run. In your case I would suggest the lowest common denominator: the 32bit
>>> compiler. So build from/for 32bit and add the 64bit cross compiler there:
>>>
>>> I assume the official FPC 2.4.4 release for 32bit to be installed under
>>> C:\FPC\2.4.4.
>>>
>>> set PATH=C:\FPC\2.4.4\bin\i386-win32;%PATH%
>>> cd C:\FPC\2.5.1
>>> svn co http://svn.freepascal.org/svn/fpc/trunk src
>>> cd src
>>> make install INSTALL_PREFIX=C:\FPC\2.5.1
>>> make crossinstall INSTALL_PREFIX=C:\FPC\2.5.1 OS_TARGET=win64
>>> CPU_TARGET=x86_64
>>> make clean
>>>
>>>
>>> Done. Now you set the compiler (in Lazarus) to
>>> C:\FPC\2.5.1\bin\i386-win32\fpc.exe and switch the target architecture/OS in
>>> the project options depending on your needs - the 32bit fpc.exe will then
>>> either invoke the 32bit ppcx86.exe to compile for 32bit, or the 32bit
>>> ppccrossx86_86.exe to compile for 64bit.
>>>
>>
>> One small addition to your solution:
>> copy C:\FPC\2.4.4\bin\i386-win32\fpc.cfg C:\FPC\2.5.1\bin\i386-win32\
>> <Edit the copied fpc.cfg and replace all "2.4.4" with "2.5.1">
>
> I use $fpcversion but thanks anyway. ;-)

Right... I always forget that this is available... Then ignore the 
second part, but the first one is necessary :D

Regards,
Sven