[Bug c++/46246] New: [C++0x] Move constructor required when passing a temporary by copy, but not actually used

[a.pignotti at sssup dot it]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46246

           Summary: [C++0x] Move constructor required when passing a
                    temporary by copy, but not actually used
           Product: gcc
           Version: 4.5.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
        AssignedTo: unassig...@gcc.gnu.org
        ReportedBy: a.pigno...@sssup.it


Created attachment 22208
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22208
test case that fails to compile

The attached test case causes a compiler error, GCC seems to need the
unavailable move constructor even if a