[PATCH, newlib] Fix pdf build failure with texinfo 6.1.0

[Corinna Vinschen]

On Oct 25 16:11, Thomas Preudhomme wrote:
> Hi,
> 
> make pdf on Ubuntu 16.04 fail with:
> 
> newlib/libc/libc.texinfo:9: Missing @endcsname inserted.
> 
> After a lot of fiddling the reason appears to be the combination of concept
> and function index despite a lack of concept index entries. Arguably texinfo
> should not error in that case but here we are, newlib will fail to build its
> documentation on some systems because of this. Since libc.texinfo only
> contains function index entries this patch simply removes the combination of
> indices. It does the same for libm.texinfo which has concept index entries
> but no function index entries.
> 
> Tested by running make pdf, make dvi, make info and make html successfully.
> libc.pdf appears to have only one index as expected.

Patch applied.


Thanks,
Corinna

-- 
Corinna Vinschen
Cygwin Maintainer
Red Hat
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