WG21 PAPERS

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Select	Paper	Title	Authors	Audience
	P3099R2	Contracts for C++: User-defined diagnostic messages	T. Doumler, P. Bindels, J. Berne	EWG
Mailing Date 2026-05 Pre-Brno Author(s) Timur Doumler, Peter Bindels, Joshua Berne Target Audience EWG Revisions R3 Tracking issue View on GitHub Abstract A user-defined diagnostic message can provide additional information that can help developers more quickly understand why a particular assertion failed and how to resolve the issue. The ability to optionally provide such a message is valuable for any assertion facility, including contract assertions. The C `assert` macro does not directly support an associated diagnostic message. However, the idio
	P3876R2	Extending <charconv> support to more character types	J. Schultke, P. Bindels	SG16
Mailing Date 2026-05 Pre-Brno Author(s) Jan Schultke, Peter Bindels Target Audience SG16 Revisions R1 Tracking issue View on GitHub Abstract Support for `char8_t` and other Unicode character types in `std::to_chars` and `std::from_chars` is clearly useful. File formats such as JSON require the use of Unicode character encodings, so an application that deals with JSON may want to use `char8_t` in its APIs and internally. However, when attempting to use `char8_t` for this purpose, one quickly runs into problems:

Showing 2 of 2 papers · source: open-std.org

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