[binutils-gdb] ld -r doesn't need plugin for slim lto object

[sergiodj+buildbot at redhat dot com]

*** TEST RESULTS FOR COMMIT c5847ba7267b6eedd4b750f5eeece3ec037a27fd ***

Author: H.J. Lu <hjl.tools@gmail.com>
Branch: master
Commit: c5847ba7267b6eedd4b750f5eeece3ec037a27fd

ld -r doesn't need plugin for slim lto object

Plugin isn't required on slim lto object for relocatable link.

bfd/

	PR ld/19317
	* linker.c (_bfd_generic_link_add_one_symbol): Don't complain
	plugin needed to handle slim lto object for relocatable link.

ld/testsuite/

	PR ld/19317
	* ld-plugin/lto.exp (lto_no_fat): New.
	(lto_link_tests): Add a test for PR ld/19317.
	(lto_run_tests): Likewise.
	(run_ld_link_tests): Likewise.