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from a79cb813205 ASAN: disable -Wno-stringop-overflow for 2 tests new e9c2c61b915 libstdc++: Replace use of reserved name that clashes [PR 97362] new daaa482e8c4 libstdc++: Use non-throwing increment in recursive_director [...] new 9d0990d1f41 libstdc++: Fix constraints on std::optional comparisons [PR 96269]

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Summary of changes: .../doc/html/manual/source_code_style.html | 1 + .../doc/xml/manual/appendix_contributing.xml | 6 +- libstdc++-v3/include/debug/functions.h | 6 +- libstdc++-v3/include/std/optional | 66 ++++++++++++++----- libstdc++-v3/src/filesystem/dir.cc | 18 +++-- libstdc++-v3/testsuite/17_intro/badnames.cc | 1 + .../testsuite/20_util/optional/relops/96269.cc | 76 ++++++++++++++++++++++ .../modifiers/clear.cc => iterators/97731.cc} | 33 +++++----- 8 files changed, 162 insertions(+), 45 deletions(-) create mode 100644 libstdc++-v3/testsuite/20_util/optional/relops/96269.cc copy libstdc++-v3/testsuite/experimental/filesystem/{path/modifiers/clear.cc => it [...]