From Jason Turner

[diff.cpp03.strings]

C++20 → C++23 1.2 KB 14 lines
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Archived: C++20 | C++23
Markdown: C++20 | C++23
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  ### [[strings]]: strings library <a id="diff.cpp03.strings">[[diff.cpp03.strings]]</a>
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  **Change:** `basic_string` requirements no longer allow
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  reference-counted strings. **Rationale:** Invalidation is subtly
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  different with reference-counted strings. This change regularizes
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- behavior for this International Standard. **Effect on original
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- feature:** Valid C++03 code may execute differently in this
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- International Standard.
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  **Change:** Loosen `basic_string` invalidation rules. **Rationale:**
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  Allow small-string optimization. **Effect on original feature:** Valid
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- C++03 code may execute differently in this International Standard. Some
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- `const` member functions, such as `data` and `c_str`, no longer
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- invalidate iterators.
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  ### [[strings]]: strings library <a id="diff.cpp03.strings">[[diff.cpp03.strings]]</a>
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  **Change:** `basic_string` requirements no longer allow
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  reference-counted strings. **Rationale:** Invalidation is subtly
5
  different with reference-counted strings. This change regularizes
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+ behavior. **Effect on original feature:** Valid C++03 code may execute
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+ differently in this revision of C++.
 
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  **Change:** Loosen `basic_string` invalidation rules. **Rationale:**
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  Allow small-string optimization. **Effect on original feature:** Valid
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+ C++03 code may execute differently in this revision of C++. Some `const`
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+ member functions, such as `data` and `c_str`, no longer invalidate
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+ iterators.
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