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2015-11-10 Ville Voutilainen <ville.voutilainen@gmail.com> LWG 2510, make the default constructors of library tag types explicit. * include/bits/mutex.h (defer_lock_t, try_lock_t, adopt_lock_t): Add an explicit default constructor. * include/bits/stl_pair.h (piecewise_construct_t): Likewise. * include/bits/uses_allocator.h (allocator_arg_t): Likewise. * libsupc++/new (nothrow_t): Likewise. * testsuite/17_intro/tag_type_explicit_ctor.cc: New. From-SVN: r230175
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.