[Bug c++/51231] g++ remove placement new with -O1

[dushistov at mail dot ru]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51231

--- Comment #1 from Evgeniy Dushistov <dushistov at mail dot ru> 2011-11-19 
21:49:33 UTC ---
The code works as expected for 4.4.5,
and show buggy behaviour with 4.5.3 and 4.6.2.