http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53282
--- Comment #12 from Jan Hubicka <hubicka at ucw dot cz> 2012-05-09 12:21:38 UTC --- > if I add -fuse-linker-plugin I get > c++: error: -fuse-linker-plugin is not supported in this configuration > > my understanding was that since 4.6 linker-plugin was not required anymore for > lto No, LTO plugin is needed for "proper" LTO and will always be. We have alternative non-plugin path that results in poorer code quality. In non-plugin path there is logic to privatize comdats whose address is not taken, since they can be duplicated. With explicit instantiation this code however should not trigger. I will check. Honza
