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Section: 22.7.3 [any.bad.any.cast] Status: C++17 Submitter: Great Britain Opened: 2017-02-03 Last modified: 2021-06-06
Priority: Not Prioritized
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Discussion:
Addresses GB 54
There is no specification for bad_any_cast.what.
Proposed change:
Add a paragraphs:
const char* what() const noexcept override;Returns: An implementation-defined NTBS.
Remarks: The message may be a null-terminated multibyte string (17.5.2.1.4.2), suitable for conversion and display as a wstring (21.3, 22.4.1.4).
[Kona 2017-03-01]
Accepted as Immediate to resolve NB comment.
Proposed resolution:
This wording is relative to N4618.
Insert the following series of paragraphs to [any.bad_any_cast] as indicated:
const char* what() const noexcept override;-?- Returns: An implementation-defined NTBS.
-?- Remarks: The message may be a null-terminated multibyte string (16.3.3.3.4.3 [multibyte.strings]), suitable for conversion and display as a wstring (23.4 [string.classes], 30.4.2.5 [locale.codecvt]).