# Re: linux-next: build failure after merge of the final tree (powerpc related)

- From: Michael Ellerman \<hidden\>
- Date: 2012-06-22 00:39:58 
- List: linuxppc-dev
- Page: https://ratatoskr.run/linuxppc-dev/2012/06/3883205
- Thread: https://ratatoskr.run/linux-next/2012/06/3882036/t.md

```text
On Thu, 2012-06-21 at 21:13 +0930, Alan Modra wrote:
> On Thu, Jun 21, 2012 at 08:18:39PM +0930, Alan Modra wrote:
> > Linker bug.  That's not a sibling call, but a normal function return
> > via an out-of-line register restore function.
> 
> I couldn't see how this might be occurring, then I remembered the
> kernel has this horrible practise of using ld -r to package object
> files.  So linker generated functions might be munged together with
> other functions.  Does this help?  (It won't if the kernel is
> providing its own save/restore functions.)

The kernel does provide its own AIUI.

cheers
```