[Bug libstdc++/56492] std::packaged_task requires CopyConstructible stored task

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56492



--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> 2013-03-06 
20:08:55 UTC ---

Created attachment 29600

  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29600

Patch for after 4.9