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unknown user pushed a change to branch gcc-7-branch in repository gcc.

from d9df9a87c4d Avoid redundant calls to filesystem::status_known new e69feb32a15 PR libstdc++/83279 handle sendfile not copying entire file new 174102f5b02 PR libstdc++/83598 don't modify flags passed to std::basic_ [...] new 8106921e577 PR libstdc++/83600 fix end iterator for unready std::match_results new 8d4cd3fb265 Improve tests for error reporting in Filesystem TS

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Summary of changes: libstdc++-v3/ChangeLog | 36 +++++++++++++ libstdc++-v3/include/bits/regex.h | 6 +-- libstdc++-v3/src/filesystem/ops.cc | 62 ++++++++++++++-------- .../basic_regex/ctors/83598.cc} | 15 +++--- .../28_regex/match_results/ctors/char/default.cc | 4 ++ .../match_results/ctors/wchar_t/default.cc | 4 ++ .../iterators/recursive_directory_iterator.cc | 19 ++++++- .../filesystem/operations/create_directory.cc | 1 - .../filesystem/operations/temp_directory_path.cc | 2 +- 9 files changed, 111 insertions(+), 38 deletions(-) copy libstdc++-v3/testsuite/{27_io/basic_stringstream/assign/81338.cc => 28_regex/ [...]