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from 93094a1969a PR tree-optimization/90626 new 100ba82c20a PR libstdc++/90920 restore previous checks for empty ranges new 6c7d761a3f5 Have std::vector printer's iterator return bool for vector<bool> new 4af63f83691 Fix non-standard behaviour of std::istream_iterator

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Summary of changes: libstdc++-v3/ChangeLog | 35 ++++++++++ libstdc++-v3/include/bits/stl_algo.h | 20 ++++-- libstdc++-v3/include/bits/stream_iterator.h | 61 ++++++++++------- libstdc++-v3/python/libstdcxx/v6/printers.py | 12 ++-- .../testsuite/24_iterators/istream_iterator/1.cc | 77 ++++++++++++++++++++++ .../ostream_iterator/1.cc} | 29 ++++---- .../24_iterators/ostream_iterator/70766.cc | 1 + .../ostream_iterator/requirements/constexpr.cc} | 9 +-- .../{fill_n/dr426.cc => rotate/90920.cc} | 38 ++++------- .../testsuite/libstdc++-prettyprinters/simple.cc | 10 +++ .../testsuite/libstdc++-prettyprinters/simple11.cc | 10 +++ 11 files changed, 220 insertions(+), 82 deletions(-) create mode 100644 libstdc++-v3/testsuite/24_iterators/istream_iterator/1.cc copy libstdc++-v3/testsuite/{23_containers/deque/modifiers/emplace/cxx17_return.cc [...] copy libstdc++-v3/testsuite/{20_util/pointer_traits/pointer_to_constexpr.cc => 24_ [...] copy libstdc++-v3/testsuite/25_algorithms/{fill_n/dr426.cc => rotate/90920.cc} (67%)