[Bug c++/59548] Abort after copying std::unordered_map in debug mode

[max at duempel dot org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59548

--- Comment #3 from Max Kellermann <max at duempel dot org> ---
This is a regression by svn r195253.

>From the commit message:

"* include/debug/unordered_map.h: Undo previous commit. Default copy and move
constructors."