[Bug c++/27100] ICE with multiple friend declarations

[steven at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27100

--- Comment #6 from Steven Bosscher <steven at gcc dot gnu.org> 2012-07-30 
23:48:39 UTC ---
It's not clear to me how instantiate_pending_templates protects its
instantiations from GGC.