Sync libiberty sources with GCC mainline.
Brings in:
2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
PR PR c++/70182
* cp-demangle.c (d_unqualified_name): Handle "on" for
operator names.
* testsuite/demangle-expected: Add tests.
2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
PR c++/77489
* cp-demangle.c (d_discriminator): Handle discriminator >= 10.
* testsuite/demangle-expected: Add tests for discriminator.
2016-12-13 Jakub Jelinek <jakub@redhat.com>
PR c++/78761
* cp-demangle.c (cplus_demangle_type): Demangle Dc as decltype(auto).
* testsuite/demangle-expected: Add test for decltype(auto).
3 files changed
