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from f30cf52 Backport from mainline 2016-12-06 Ville Voutilainen <ville. [...] new f8ff1e0 Make check_effective_target_c++ work for libstdc++ new b5bee70 Simplify std::__invoke_impl definitions new 87bfc73 libstdc++/51960 move-construction for raw_storage_iterator new d9e573d Make std::scoped_allocator_adaptor's OUTERMOST recursive new 21d2c3d Define std::allocator<T>::is_always_equal new 6454113 Do not copy std::call_once arguments (LWG 2442) new 0e40f33 Enable printers and xmethods for std::__cxx11::list new a17414d Simplify std::rethrow_if_nested definition new 6cefed8 Fix typos in experimental::shared_ptr new f2dfeb6 Fix indentation of experimental::shared_ptr code new 01671c5 Fix std::experimental::shared_ptr SFINAE constraints new aeca049 Test experimental::shared_ptr construction from other smart pointers

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Summary of changes: gcc/testsuite/ChangeLog | 8 + gcc/testsuite/lib/target-supports.exp | 10 +- libstdc++-v3/ChangeLog | 140 +++++ libstdc++-v3/doc/html/manual/bugs.html | 3 + libstdc++-v3/doc/xml/manual/intro.xml | 20 + libstdc++-v3/doc/xml/manual/status_cxx2011.xml | 5 +- libstdc++-v3/include/bits/allocator.h | 6 +- libstdc++-v3/include/bits/stl_raw_storage_iter.h | 17 +- .../include/experimental/bits/shared_ptr.h | 575 ++++++++++++--------- libstdc++-v3/include/std/functional | 29 +- libstdc++-v3/include/std/mutex | 23 +- libstdc++-v3/include/std/scoped_allocator | 54 +- libstdc++-v3/libsupc++/nested_exception.h | 88 ++-- libstdc++-v3/python/libstdcxx/v6/printers.py | 1 + libstdc++-v3/python/libstdcxx/v6/xmethods.py | 2 +- .../nested_exception/rethrow_if_nested.cc | 19 + .../20_util/allocator/requirements/typedefs.cc | 3 + .../20_util/function_objects/invoke/59768.cc | 2 +- .../invoke/{59768.cc => ref_ext.cc} | 35 +- .../void.cc => raw_storage_iterator/dr2127.cc} | 22 +- .../testsuite/20_util/scoped_allocator/3.cc | 66 +++ .../20_util/scoped_allocator/outermost.cc | 91 ++++ .../dr2442.cc} | 31 +- .../memory/shared_ptr/comparison/comparison.cc | 10 + .../memory/shared_ptr/cons/pointer_ctor.cc | 22 +- .../cons/{default_ctor.cc => pointer_ctor_neg.cc} | 33 +- .../experimental/memory/shared_ptr/cons/torture.cc | 53 ++ .../memory/shared_ptr/cons/unique_ptr_ctor.cc | 52 +- .../memory/shared_ptr/cons/weak_ptr_ctor.cc | 41 +- .../memory/shared_ptr/modifiers/reset.cc | 7 +- .../shared_ptr/modifiers/{swap.cc => reset_neg.cc} | 42 +- .../memory/shared_ptr/observers/use_count.cc | 3 +- libstdc++-v3/testsuite/libstdc++-xmethods/list.cc | 3 - libstdc++-v3/testsuite/util/testsuite_allocator.h | 1 + 34 files changed, 1064 insertions(+), 453 deletions(-) copy libstdc++-v3/testsuite/20_util/function_objects/invoke/{59768.cc => ref_ext.c [...] copy libstdc++-v3/testsuite/20_util/{allocator/void.cc => raw_storage_iterator/dr2 [...] create mode 100644 libstdc++-v3/testsuite/20_util/scoped_allocator/3.cc create mode 100644 libstdc++-v3/testsuite/20_util/scoped_allocator/outermost.cc copy libstdc++-v3/testsuite/30_threads/{thread/members/hardware_concurrency.cc => [...] copy libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/{default_ctor.cc = [...] create mode 100644 libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/torture.cc copy libstdc++-v3/testsuite/experimental/memory/shared_ptr/modifiers/{swap.cc => r [...]