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Re: about -fpic/-fPIC option for gcc
- From: Lin George <george4academic at yahoo dot com>
- To: Ian Lance Taylor <iant at google dot com>
- Cc: gcc-help at gcc dot gnu dot org
- Date: Thu, 14 Sep 2006 02:51:10 -0700 (PDT)
- Subject: Re: about -fpic/-fPIC option for gcc
Thank you Ian!
Could you provide a little more information please? I
mean what is the different things generated by -fpic
and -fPIC in a shared library?
regards,
George
--- Ian Lance Taylor <iant@google.com> wrote:
> Lin George <george4academic@yahoo.com> writes:
>
> > I am confused about the meaning and function of
> -fpic
> > and -fPIC option of gcc. I am more confused when
> after
> > reading the manual of gcc (for example, what means
> > PIC, GOT, constant addresses, etc.). Could anyone
> > explain to me what are their functions in easy to
> > understand words?
>
> If we could write it better, we would.
>
> Very short and incomplete version which may suffice
> for your purposes:
> the -fpic and -fPIC options are for generating code
> that will be put
> into a shared library on an ELF system. GNU/Linux
> is an example of an
> ELF system.
>
> Ian
>
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