ARM long branch stubs: shared libs

Daniel Jacobowitz drow@false.org
Wed Apr 1 15:41:00 GMT 2009


On Thu, Mar 12, 2009 at 03:48:13PM +0100, Christophe LYON wrote:
> Here is a slightly updated patch, which preserves the original behavior  
> with undefined symbols when not generating a shared lib.

Sorry for not responding earlier.

> +		      else if (hash->root.root.type == bfd_link_hash_undefweak)
>  			/* For a shared library, these will need a PLT stub,
>  			   which is treated separately.
>  			   For absolute code, they cannot be handled.  */
>  			continue;
> +		      else if (hash->root.root.type == bfd_link_hash_undefined)
> +			{

Why should undefined and weak undefined symbols be handled
differently?  That's usually a mistake.  Take your test case for this
issue and mark the undefined symbol with ".weak".

-- 
Daniel Jacobowitz
CodeSourcery



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