[Bug libstdc++/50160] vector comparison very slow (no overload)

[de...@the-user.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50160

--- Comment #16 from Jonathan Schmidt-Dominé <de...@the-user.org> 2011-08-30 
23:30:36 UTC ---
Added basic patch…