http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53292
--- Comment #7 from FH <fh_p at hotmail dot com> 2012-05-09 14:36:00 UTC --- Well... Still don't really get why it is not possible to improve performance for such basic things. I tried with allocations up to 7 Gb or more (RAM full + SWAP full) : I still get the same result that looks unexpected to me ?! Anyway, I guess I won't be able to get the logic of this...