[Bug ld/6478] stab warnings cause linker errors

[ian at airs dot com]

------- Additional Comments From ian at airs dot com  2008-05-14 13:28 -------
Subject: Re:  stab warnings cause linker errors

Nick Clifton <address@hidden> writes:

> The problem seems to be that when the undefined reference to _f occurs
> in b.s before the definition, then when b.o is converted into ELF
> format *two* instances of _f are created, one undefined and one
> defined, and when a.o is linked in it is this undefined instance that
> is used, not the defined one.  I have so far been unable to locate
> exactly where these two instances are created in the BFD library.  But
> I am working on it...

If I understand what you are getting at, that's how warning symbols
work.  Look at MWARN in linker.c.  It creates a new symbol, and sets
u.i.link to point to the existing symbol.  Perhaps some list somewhere
is still pointing at the old symbol.


-- 


http://sourceware.org/bugzilla/show_bug.cgi?id=6478

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