[Bug libstdc++/51749] Including pollute global namespace

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51749

--- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-01-04 
10:16:56 UTC ---
bits/stl_algo.h ends up including cstdlib.