[Bug libstdc++/51183] pair piecewise_construct_t constructor copies

[chris at bubblescope dot net]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51183

--- Comment #16 from Chris Jefferson <chris at bubblescope dot net> 2011-12-06 14:25:24 UTC ---
Created attachment 26006
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26006
Piecewise patch

Patch to make piecewise_construct work properly on std::pair.