Should be harmless to do this already, these flags have only got an effect on ebuilds inheriting lua{,-single}.eclass i.e. will not do anything to legacy ones.
- [gentoo-dev] [PATCH 0/3] Set default LUA_TARGETS and LUA_SINGL... Marek Szuba
Should be harmless to do this already, these flags have only got an effect on ebuilds inheriting lua{,-single}.eclass i.e. will not do anything to legacy ones.