[Bug lto/54187] liblto_plugin.so broken with -fvisibility=hidden

[wbrana at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54187

--- Comment #2 from wbrana <wbrana at gmail dot com> 2012-08-06 08:57:43 UTC ---
Executables are smaller and loads faster with -fvisibility=hidden.
Since which version -fvisibility=hidden is enabled by default?
4.7.2 pre doesn't use -fvisibility=hidden by default.