Re: [Boost-users] undefined reference to `__sync_fetch_and_add_4'

Subject: Re: [Boost-users] undefined reference to `__sync_fetch_and_add_4'
From: Birju Prajapati (Birju.Prajapati_at_[hidden])
Date: 2009-04-24 18:28:43

> 
> It was a bit of a long shot, I stumbled across these clues:
>
http://archives.devshed.com/forums/development-94/new-undefined-referenc
e-to-
> sync-fetch-and-add-4t-1971252.html
> http://www.mail-archive.com/[e-mail]/msg00050.html
> http://markmail.org/message/dnxjspjzyrbwzqhm

Here we go:
http://stackoverflow.com/questions/130740/link-error-when-compiling-gcc-
atomic-operation-in-32-bit-mode
So with a x86_64 processor, when compiling a 32 bit boost, bjam
shouldn't default to i386, but something 'better'.

> 
> And looked into gcc.jam, which defaults to i386. So I realised that
instead of
> passing -march=iN86 (where i> 3) to linking my app, I should try to
pass it to
> bjam when building boost, namely 'instruction-set'
> 
> By the way, my bjam version:
> birju_at_xx:~/Downloads/boost_1_38_0$ bjam --help
> Boost.Build V2 (Milestone 12)
> Boost.Jam 03.1.16
> ....blah....
> 
> >
> > will tell for sure.
> >
> > - Volodya
> >
> >
> >
> >
> >
> > _______________________________________________
> > Boost-users mailing list
> > Boost-users_at_[hidden]
> > http://lists.boost.org/mailman/listinfo.cgi/boost-users
 

 
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