https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64803
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Note, instead of doing such ugly hacks with __LINE__, IMHO gtest should use __COUNTER__ instead, that doesn't care if it is on one line or multiple, and doesn't get upset if you put more such macros on the same line.