ppc64le: expected localentry:0 `pthread_condattr_destroy'

Alan Modra amodra@gmail.com
Fri Jul 28 11:50:00 GMT 2017


On Fri, Jul 28, 2017 at 11:41:49AM +0100, Nick Clifton wrote:
> Hi Alan,
> 
> > So will linking with -Wl,--no-plt-localentry
> 
> Naive question - how does this optimization get enabled ?
> 
> My reading of the code is that ppc64elf.em initialises the plt_localentry0
> field in the params structure to -1, and then elf64-ppc.c:ppc64_elf_tls_setup()
> sets the field to either 1 or 0 depending upon whether the GLIB_2.26 symbol
> exists.

Right.

>  But - Fedora rawhide is using glibc 2.25, so the symbol should not
> exist,

But apparently it does..

> and so the optimization should not be enabled... right ?
> 
> Cheers
>   Nick
> 
> 

-- 
Alan Modra
Australia Development Lab, IBM



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