Re: linux-next: build failure after merge of the final tree (powerpcrelated)

[Alan Modra]

On Thu, Jun 21, 2012 at 05:38:27PM +1000, Michael Ellerman wrote:
> On Thu, 2012-06-21 at 17:07 +1000, Michael Ellerman wrote:
> > On Thu, 2012-06-21 at 16:24 +1000, Benjamin Herrenschmidt wrote:
> > > On Thu, 2012-06-21 at 15:36 +1000, Michael Ellerman wrote:
> > > > 
> > > > powerpc64-linux-ld: /src/next/net/openvswitch/vport-netdev.c:189:(.text+0x89b990): 
> > > >         sibling call optimization to `_restgpr0_28' does not allow automatic multiple TOCs;
> > > >         recompile with -mminimal-toc or -fno-optimize-sibling-calls, or make `_restgpr0_28' extern
> > > > 

Linker bug.  That's not a sibling call, but a normal function return
via an out-of-line register restore function.  Will fix.  I'm a bit
surprised to see this with gcc-4.6 though.  Or does this gcc-4.6 have
some of my recent mainline gcc patches enabling out-of-line
save/restore functions for -Os?

-- 
Alan Modra
Australia Development Lab, IBM
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