[Bug libstdc++/54075] [4.7.1] unordered_map 3x slower than 4.6.2

[likan_999.student at sina dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54075

--- Comment #1 from likan_999.student at sina dot com 2012-07-23 23:08:07 UTC 
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Created attachment 27861
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27861
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