Added formatters for std::atomic and atomic_flag (#3574, #3594). Thanks @wangzw (Zhanwei Wang) and @AlexGuteniev (Alex Guteniev).

Fixed an error about partial specialization of formatter<string> after instantiation when compiled with gcc and C++20 (#3584).

Fixed compilation as a C++20 module with gcc and clang (#3587, #3597, #3605). Thanks @MathewBensonCode (Mathew Benson).

Made fmt::to_string work with types that have format_as overloads (#3575). Thanks @phprus (Vladislav Shchapov).

Made formatted_size work with integral format specifiers at compile time (#3591). Thanks @elbeno (Ben Deane).

Fixed a warning about the no_unique_address attribute on clang-cl (#3599). Thanks @lukester1975.

Improved compatibility with the legacy GBK encoding (#3598, #3599). Thanks @YuHuanTin.

Added OpenSSF Scorecard analysis (#3530, #3571). Thanks @joycebrum (Joyce).

Updated CI dependencies (#3591, #3592, #3593, #3602).

Pull Requests

• Configure OpenSSF Scorecard Action by @joycebrum in https://github.com/fmtlib/fmt/pull/3571
• to_string supports types with format_as by @phprus in https://github.com/fmtlib/fmt/pull/3575
• Add formatter for std::atomic by @wangzw in https://github.com/fmtlib/fmt/pull/3574
• Bump github/codeql-action from 2.2.4 to 2.21.4 by @dependabot in https://github.com/fmtlib/fmt/pull/3591
• Bump ossf/scorecard-action from 2.1.2 to 2.2.0 by @dependabot in https://github.com/fmtlib/fmt/pull/3592
• Bump actions/upload-artifact from 3.1.0 to 3.1.2 by @dependabot in https://github.com/fmtlib/fmt/pull/3593
• Fix formatted_size with FMT_COMPILE and format specs by @elbeno in https://github.com/fmtlib/fmt/pull/3588
• fix issues #3598 by @YuHuanTin in https://github.com/fmtlib/fmt/pull/3599
• Fix for Compilation Error When Using FMT_MODULE by @MathewBensonCode in https://github.com/fmtlib/fmt/pull/3597
• Fix FMT_NO_UNIQUE_ADDRESS warning with clang-cl. by @lukester1975 in https://github.com/fmtlib/fmt/pull/3600
• Bump actions/checkout from 3.1.0 to 3.5.3 by @dependabot in https://github.com/fmtlib/fmt/pull/3602
• Fix for FMT_MODULE not compiling on GCC by @MathewBensonCode in https://github.com/fmtlib/fmt/pull/3605
• atomic_flag formatting by @AlexGuteniev in https://github.com/fmtlib/fmt/pull/3594

New Contributors

• @wangzw made their first contribution in https://github.com/fmtlib/fmt/pull/3574
• @elbeno made their first contribution in https://github.com/fmtlib/fmt/pull/3588
• @YuHuanTin made their first contribution in https://github.com/fmtlib/fmt/pull/3599
• @MathewBensonCode made their first contribution in https://github.com/fmtlib/fmt/pull/3597