ceph/ceph — pull request #1914 by idryomov (2014-06-04 16:08:34+00:00)
Title: automake: add dummy.cc to fix 'make tags'

Commit 421e6c561704 ("test_librbd_fsx: add krbd mode support") added
a requirement for ceph_test_librbd_fsx to be linked with a C++ linker.
Implement it in a way that doesn't break 'make tags'.

Fixes: #8530
Signed-off-by: Ilya Dryomov