[binutils-gdb] PR 21847, PowerPC64 --plt-localentry again

[sergiodj+buildbot@sergiodj.net]

*** TEST RESULTS FOR COMMIT d44c746aedeb31aacd867edc2da30dedc1e63e15 ***

Author: Alan Modra <amodra@gmail.com>
Branch: master
Commit: d44c746aedeb31aacd867edc2da30dedc1e63e15

PR 21847, PowerPC64 --plt-localentry again

This makes ld warn about --plt-localentry if a version of glibc
without the necessary ld.so checks is detected, and revises the
documentation.

bfd/
	* elf64-ppc.c (ppc64_elf_tls_setup): Warn on --plt-localentry
	without ld.so checks.
gold/
	* powerpc.cc (Target_powerpc::scan_relocs): Warn on --plt-localentry
	without ld.so checks.
ld/
	* ld.texinfo (plt-localentry): Revise.