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Re: PATCH: Handle R_ALPHA_NONE
On Tue, Apr 16, 2002 at 05:31:40PM -0700, H . J . Lu wrote:
> On Mon, Apr 15, 2002 at 11:48:35PM -0700, Richard Henderson wrote:
> > On Mon, Apr 15, 2002 at 09:45:53PM -0700, H . J . Lu wrote:
> > > The issue is ELF/alpha allocates more relocation entries for ld.so than
> > > needed.
> >
> > But why? It is already trying to compute exactly how many
> > are needed.
> >
>
> I am enclosing a testcase here. You need an alpha gcc which supports
> string merge to duplcate it. I included .o files in my tarball so that
> you can duplcate with a cross binutils.
>
> # make
> gcc -fPIC -O -c x.c
> gcc -fPIC -O -c y.c
> ld -r -m elf64alpha x.o y.o
> ld -m elf64alpha -O1 -shared -o bad.so a.out -z nocombreloc
> rm -f a.out
> readelf -r bad.so | grep NONE
> 000000000000 000000000000 R_ALPHA_NONE
> 0000000000000000
> ld -m elf64alpha -O1 -shared -o good.so x.o y.o -z nocombreloc
> readelf -r good.so | grep NONE
> make: *** [all] Error 1
>
I think this patch
http://sources.redhat.com/ml/binutils/2001-11/msg00580.html
generated R_ALPHA_NONE. Jakub, can you take a look at it?
Thanks.
H.J.