Re: Change in ld behavior between 2.16.1 and 2.17

[Albert Chin <binutils at mlists dot thewrittenword dot com>]

On Sun, Sep 09, 2007 at 02:10:01PM +0930, Alan Modra wrote:
> On Wed, Sep 05, 2007 at 12:19:05PM -0500, Albert Chin wrote:
> [about references to local symbols in discarded sections causing a
> link error]
> > Is the behavior in binutils-2.17+ correct?
> 
> Well, the linker can't guarantee to fix up the reference to point to
> the proper location in the kept section.  Just considering the linker
> in isolation, I think it warrants an error.  However, I thought this
> gcc bug had been fixed long ago, but if this is occurring with 4.0.2,
> perhaps we ought to downgrade the error to a warning again.  (I'm
> assuming that the reference was from C++ code rather than assembly,
> and that your .a was actually compiled with 4.0.2)

It's fixed in gcc-4.1.x and later:
  http://gcc.gnu.org/viewcvs?view=rev&revision=99395

> > If so, how do we work around this issue?
> 
> Pass --noinhibit-exec to the linker.

Thanks.

-- 
albert chin (china@thewrittenword.com)