https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48200
--- Comment #39 from Xi Ruoyao <xry111 at mengyan1223 dot wang> --- (In reply to Jan Hubicka from comment #38) > Internally in GCC the symver is handled just as normal alias only output > differntly. I think GCC, just like static linker, does not really need > to understand the versions because there are no direct ways to bind to > those symbols. > > I wonder if someone sees limitations to this design (in particular > attaching the symver directly to the definition). I think this design is correct. "symver" attribute is introduced to "bind" a symver to a definition. If they can be seperated LTO will do stupid things. I prefer "symver" than "version_def".
