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from bed6ec161be middle-end/27800 - avoid unnecessary temporary during gimpl [...] new 6e25ca387fb libstdc++: Update ABI test to disallow adding to released s [...] new 9ebd1234328 libstdc++: Use https instead of http in some comments new b72e7addf85 libstdc++: Constrain equality ops for std::pair, std::tuple [...]

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Summary of changes: libstdc++-v3/include/backward/auto_ptr.h | 2 +- libstdc++-v3/include/bits/basic_ios.h | 6 +- libstdc++-v3/include/bits/stl_pair.h | 16 +- libstdc++-v3/include/bits/version.def | 9 + libstdc++-v3/include/bits/version.h | 10 + libstdc++-v3/include/std/iostream | 2 +- libstdc++-v3/include/std/optional | 50 ++-- libstdc++-v3/include/std/tuple | 102 ++++---- libstdc++-v3/include/std/utility | 1 + libstdc++-v3/include/std/variant | 28 +-- .../20_util/optional/relops/constrained.cc | 258 +++++++++++++++++++++ .../pair/comparison_operators/constrained.cc | 48 ++++ .../tuple/comparison_operators/constrained.cc | 50 ++++ .../tuple/comparison_operators/overloaded.cc | 6 +- .../tuple/comparison_operators/overloaded2.cc | 1 - .../20_util/variant/relops/constrained.cc | 175 ++++++++++++++ libstdc++-v3/testsuite/util/testsuite_abi.cc | 4 +- 17 files changed, 686 insertions(+), 82 deletions(-) create mode 100644 libstdc++-v3/testsuite/20_util/optional/relops/constrained.cc create mode 100644 libstdc++-v3/testsuite/20_util/pair/comparison_operators/constr [...] create mode 100644 libstdc++-v3/testsuite/20_util/tuple/comparison_operators/const [...] create mode 100644 libstdc++-v3/testsuite/20_util/variant/relops/constrained.cc