re PR libstdc++/51183 (pair piecewise_construct_t constructor copies)
2011-12-06 Jonathan Wakely <jwakely.gcc@gmail.com>
Chris Jefferson <chris@bubblescope.net>
PR libstdc++/51183
* include/std/stl_pair.h (pair<>::__cons, pair<>::__do_cons): Remove.
(pair<>::pair(piecewise_construct_t, tuple<>, tuple<>): Only declare.
(pair<>::pair(tuple<>&, tuple<>&, _Index_tuple<>, _Index_tuple<>)):
Declare.
* include/std/tuple (pair<>::__cons, pair<>::__do_cons): Remove.
(pair<>::pair(tuple<>&, tuple<>&, _Index_tuple<>, _Index_tuple<>)):
Define.
(pair<>::pair(piecewise_construct_t, tuple<>, tuple<>): Define,
delegating to the latter.
* testsuite/20_util/pair/piecewise2.cc: New.
Co-Authored-By: Chris Jefferson <chris@bubblescope.net>
From-SVN: r182054
62b547b5f6