Re: Does the LD --wrap feature work for library internal references?

[Sebastian Huber <sebastian dot huber at embedded-brains dot de>]

On 10/01/2019 20:04, Joel Sherrill wrote:
> On Thu, Jan 10, 2019, 8:05 AM Alan Modra <amodra@gmail.com 
> <mailto:amodra@gmail.com> wrote:
>
>     On Thu, Jan 10, 2019 at 02:48:16PM +0100, Sebastian Huber wrote:
>     > So this wrapping works only across object files and not
>     > for references inside an object file.
>
>     Yes.  If a reference is to a function defined in the same file you
>     don't have an undefined symbol for the given function in that file.
>
>
> And per function section compilation and linking have no impact on 
> that? Shouldn't there be more reference tracking with that enabled?
>
> Sebastian.. I thought we used per function compilation everywhere. 
> Even in the network stack.

Yes, I used -ffunction-sections.

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