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PR libstdc++/77528 * include/bits/stl_queue.h (queue, priority_queue): Remove default member-initializers and define default constructors as templates with constraints. * include/bits/stl_stack.h (stack): Likewise. * testsuite/23_containers/priority_queue/requirements/constructible.cc: New. * testsuite/23_containers/priority_queue/requirements/ explicit_instantiation/1.cc: Test more instantiations. * testsuite/23_containers/priority_queue/requirements/ explicit_instantiation/1_c++98.cc: Likewise. * testsuite/23_containers/queue/requirements/constructible.cc: New. * testsuite/23_containers/stack/requirements/constructible.cc: New. From-SVN: r244374
file: libstdc++-v3/README New users may wish to point their web browsers to the file index.html in the 'doc/html' subdirectory. It contains brief building instructions and notes on how to configure the library in interesting ways.