http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47012
--- Comment #7 from Nicola Pero <nicola at gcc dot gnu.org> 2010-12-21 10:56:33 UTC --- Yes, I'll visit Fosdem - let's meet up there. > In the code you linked, is that objc_mutex_t a spinlock? If not, > this might be performance problem. You are right, it's a normal lock. Currently, libobjc just uses plain mutex locks everywhere. We should improve on that in GCC 4.7 - there's lot that can be done. Thanks
