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unknown user pushed a change to branch releases/gcc-15 in repository gcc.

from a36dd9ee5bb s390: Allow 5+ argument tail-calls in some special cases [P [...] new 5bd02daf843 libstdc++: Implement formatters for queue, priority_queue a [...] new 17e0decc1db libstdc++: Define __cpp_lib_format_ranges in format header [...]

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Summary of changes: libstdc++-v3/include/bits/formatfwd.h | 78 +++++++++++ libstdc++-v3/include/bits/stl_queue.h | 14 ++ libstdc++-v3/include/bits/stl_stack.h | 9 ++ libstdc++-v3/include/bits/version.def | 3 +- libstdc++-v3/include/bits/version.h | 3 +- libstdc++-v3/include/std/format | 76 ++-------- libstdc++-v3/include/std/queue | 80 ++++++++++- libstdc++-v3/include/std/stack | 48 ++++++- libstdc++-v3/src/c++23/std.cc.in | 6 +- .../testsuite/std/format/formatter/lwg3944.cc | 2 +- libstdc++-v3/testsuite/std/format/parse_ctx.cc | 2 +- .../testsuite/std/format/ranges/adaptors.cc | 156 +++++++++++++++++++++ .../testsuite/std/format/ranges/feature_test.cc | 9 ++ libstdc++-v3/testsuite/std/format/string.cc | 2 +- 14 files changed, 404 insertions(+), 84 deletions(-) create mode 100644 libstdc++-v3/testsuite/std/format/ranges/adaptors.cc create mode 100644 libstdc++-v3/testsuite/std/format/ranges/feature_test.cc