[Bug libstdc++/53657] [4.7/4.8 Regression] [C++11] pair(pair&&) move constructor is non-trivial

[paolo.carlini at oracle dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53657

--- Comment #21 from Paolo Carlini <paolo.carlini at oracle dot com> 2012-07-13 
12:43:31 UTC ---
I think that if something regresses we immediately see regressions in the v3
testsuite (Comment 5 is distilled from it).