Installing a 64 bit OS or keeping a 32 bit OS?
jefdriesen at hotmail.com
Fri Feb 1 11:51:06 UTC 2008
Chris Jones wrote:
>> Can I still run 32bit applications?
> Yes, absolutely. You will need to install some 32 bit system libraries
> along side their 64 bit versions (this may be default, I don't have a 64
> bit ubuntu so cannot be sure here. Someone else who does can clarify this).
But if I install a 32bit application, I also need to install a 32bit
version of all its dependencies? Or is that not necessary?
>> The laptop is mainly used for software development, so I would like to
>> have a 64bit environment for testing my code. But I still need to be
>> able to compile for a 32bit environment (and preferable test them as
>> well). Is that possible?
> yes, with gcc just use the "-m32" flag and that will force the 64 bit
> compiler to build 32 bit binaries.
Does that also work when linking with other libraries? I suppose a 64bit
Ubuntu will have only 64bit libraries installed. How do I build the
32bit binary in that case?
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