Extraneous semicolon after namespace
The semicolon at the end of CaenCounters.h
causes gcc builds to fail since -Werror=pedantic
is set by CMake.
https://github.com/ess-dmsc/event-formation-unit/blob/95f7c781bdc863a1ab87abac1c8183316e556be4/src/modules/caen/CaenCounters.h#L54